[Event "NED-chT 2223"]
[Site "Netherlands"]
[Date "2023.03.11"]
[Round "7.2"]
[White "Klein, David"]
[Black "Braun, Christian1"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2491"]
[BlackElo "2245"]
[PlyCount "73"]
[EventDate "2022.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Zuid Limburg"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 c5 7. Bd3 Nc6 8. 0-0 g5 9. dxc5 g4 10. Nd4 Ndxe5 11. Bb5 Bd7 12. Bxc6 Nxc6 13. Qxg4 h5 14. Qe2 Bxc5 15. N2f3 Qe7 16. Be3 0-0-0 17. b4 Nxd4 18. Bxd4 Bxd4 19. cxd4 f6 20. Rfc1+ Kb8 21. Rc5 h4 22. Qe3 Qd6 23. Rac1 h3 24. g3 Rc8 25. a3 b6 26. Rxc8+ Bxc8 27. Ne1 Ba6 28. f4 Qd7 29. Kf2 Re8 30. Nf3 Qh7 31. g4 Bd3 32. f5 Be4 33. Qf4+ Kb7 34. Qd6 Qe7 35. Qc6+ Kb8 36. fxe6 Bxf3 37. Qd7 1-0

[Event "BEL-chT 2122"]
[Site "Belgium"]
[Date "2022.03.13"]
[Round "9.4"]
[White "Klein, David"]
[Black "Geirnaert, Steven"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2495"]
[BlackElo "2428"]
[PlyCount "65"]
[EventDate "2021.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "BEL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Wachtebeke"]
[BlackTeam "KBSK Brugge"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "BEL"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. Qc2 d4 7. a3 c5 8. e3 a5 9. exd4 cxd4 10. d3 Nc6 11. Re1 Nd7 12. Bf4 Re8 13. h4 Bf8 14. Ne5 Ncxe5 15. Bxe5 Nc5 16. Bf4 f6 17. Bc1 a4 18. Nd2 Bd7 19. Rb1 Rc8 20. Ne4 b5 21. Nxc5 Rxc5 22. Bd2 bxc4 23. dxc4 Qc8 24. Rbc1 Bb5 25. Be4 f5 26. Bd3 Bd7 27. Bb4 e5 28. Bxc5 Bxc5 29. Qd2 Bc6 30. Qa5 Bd7 31. f3 Qc6 32. Kh2 Qxf3 33. Qxc5 1/2-1/2

[Event "BEL-chT 2122"]
[Site "Belgium"]
[Date "2022.02.20"]
[Round "8.4"]
[White "Kaufeld, Juergen"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "E00"]
[WhiteElo "2227"]
[BlackElo "2495"]
[PlyCount "161"]
[EventDate "2021.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "BEL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "KSK47 Eynatten"]
[BlackTeam "Wachtebeke"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "BEL"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 Nbd7 7. 0-0 c6 8. Qb3 b6 9. Nc3 Ba6 10. cxd5 cxd5 11. Nb5 0-0 12. Bf4 Ne4 13. Rfc1 g5 14. Be3 Bb7 15. Nd2 Nd6 16. Nxd6 Bxd6 17. Nf3 h6 18. a4 Rc8 19. h4 f6 20. Bh3 Qe7 21. a5 Rxc1+ 22. Rxc1 Rb8 23. Qd3 Nf8 24. axb6 axb6 25. Qb5 Bc8 26. Bd2 Qd7 27. Qxd7 Bxd7 28. hxg5 hxg5 29. Ra1 Bc6 30. Ne1 Ra8 31. Rxa8 Bxa8 32. Nd3 Kf7 33. f4 gxf4 34. gxf4 Bc6 35. e3 Bb5 36. Bf1 Ng6 37. Kf2 Nh4 38. Be2 Nf5 39. Nc1 Bxe2 40. Nxe2 Ke7 41. Ng3 Nh6 42. b3 Kf7 43. Kf3 Kg6 44. Bc3 Nf7 45. Kg4 Nh6+ 46. Kf3 Be7 47. Be1 Kf7 48. Bd2 f5 49. Ne2 Ng4 50. Nc3 Bb4 51. Nb1 Bd6 52. Nc3 Nf6 53. Na4 Ne4 54. Be1 Bc7 55. Nc3 Nxc3 56. Bxc3 Bd6 57. Kg3 Kg6 58. Be1 Kh5 59. Kh3 Be7 60. Bf2 Bb4 61. Kg3 Bf8 62. Kh3 Be7 63. Be1 Bd6 64. Kg3 Kg6 65. Kf3 Be7 66. Kg3 b5 67. Kh3 Kh5 68. Bf2 Bb4 69. Kg3 Bc3 70. Kf3 Kg6 71. Bh4 Bb4 72. Bd8 Kh5 73. Bf6 Be1 74. Be7 Bh4 75. Bxh4 Kxh4 76. Kg2 Kg4 77. b4 Kh4 78. Kh2 Kg4 79. Kg2 Kh4 80. Kh2 Kg4 81. Kg2 1/2-1/2

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "3"]
[White "Klein, David"]
[Black "Petrosyan, Manuel"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2495"]
[BlackElo "2628"]
[PlyCount "76"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 Nd7 7. Nc4 0-0 8. Qe2 Re8 9. h4 b5 10. Ne3 Nf8 11. h5 Ne6 12. Nf5 Nf4 13. Bxf4 exf4 14. g4 fxg3 15. Nxg3 Bg4 16. Kf1 f5 17. Kg2 fxe4 18. Nxe4 Rf8 19. Ned2 Qd7 20. Qe5 Bd6 21. Qg5 Bf4 22. Qh4 Qf5 23. Rae1 Bh6 24. Re4 Bxf3+ 25. Nxf3 Qxf3+ 26. Kg1 Rae8 27. Rh3 Rxe4 28. dxe4 Qf4 29. Qxf4 Rxf4 30. f3 Rf8 31. Rh2 Rxf3 32. Re2 Re3 33. Rf2 Rxe4 34. Kg2 Rd4 35. Re2 Rd2 36. Rxd2 Bxd2 37. Kf3 Kf7 38. Ke4 g6 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.17"]
[Round "7"]
[White "Blomqvist, Erik"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2539"]
[BlackElo "2495"]
[PlyCount "172"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Sweden Wasabis"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. e4 a6 2. d4 h6 3. c4 d6 4. Nc3 Nc6 5. d5 Ne5 6. f4 Ng6 7. Nf3 e5 8. dxe6 fxe6 9. e5 dxe5 10. Qxd8+ Kxd8 11. fxe5 N8e7 12. Be3 Bd7 13. 0-0-0 Kc8 14. Bd3 Nf5 15. Bf2 Bc6 16. Be4 Bxe4 17. Nxe4 Be7 18. g4 Nfh4 19. Bxh4 Bxh4 20. Nxh4 Nxh4 21. Rhf1 b6 22. Rf7 g5 23. Rdd7 Ra7 24. Rde7 a5 25. Nd6+ Kb8 26. Nb5 Rb7 27. Nxc7 Kc8 28. Nb5 Rxe7 29. Rxe7 Rf8 30. Rxe6 Rf4 31. Rxh6 Rxc4+ 32. Kd2 Rb4 33. Na7+ Kb7 34. Rh7+ Ka6 35. Kc3 b5 36. b3 Rxg4 37. Nc8 b4+ 38. Kd3 Nf5 39. Ra7+ Kb5 40. Nd6+ Nxd6 41. exd6 Rg1 42. Ke4 Kb6 43. Ra8 Kc6 44. Ra6+ Kd7 45. Kd5 Rd1+ 46. Ke5 Re1+ 47. Kf5 Re2 48. Rxa5 Rxh2 49. Kxg5 Kxd6 50. Kf4 Kc6 51. Ke4 Kb6 52. Ra4 Kb5 53. Kd4 Rd2+ 54. Ke3 Rd8 55. Ra7 Re8+ 56. Kd3 Rd8+ 57. Kc2 Rc8+ 58. Kd3 Rd8+ 59. Kc2 Rc8+ 60. Kb2 Rh8 61. Rb7+ Kc5 62. Rc7+ Kb5 63. Rc2 Rd8 64. Rg2 Rd5 65. Kc2 Kc5 66. Rd2 Rh5 67. Rg2 Rd5 68. Rg8 Kb5 69. Rc8 Rd7 70. Rh8 Rd5 71. Rc8 Rd7 72. Rc4 Rd5 73. Rh4 Rg5 74. Rh2 Rd5 75. Rd2 Rh5 76. Kd3 Rh3+ 77. Kd4 Rh4+ 78. Ke3 Rh3+ 79. Ke4 Rh4+ 80. Kd5 Rh5+ 81. Kd6 Rh6+ 82. Kc7 Rh7+ 83. Rd7 Rh5 84. Rd2 Rh7+ 85. Rd7 Rh5 86. Rd2 Rh7+ 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.17"]
[Round "7"]
[White "Hellers, Ferdinand"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2592"]
[BlackElo "2495"]
[PlyCount "103"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Sweden Wasabis"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 d6 7. Bg2 a6 8. 0-0 Bd7 9. Re1 Be7 10. Nxc6 Bxc6 11. Qg4 h5 12. Qe2 h4 13. a4 Nf6 14. a5 Rc8 15. Be3 Nd7 16. Bd4 hxg3 17. hxg3 Bf6 18. Red1 Bxd4 19. Rxd4 e5 20. Rd2 Nf6 21. Qe3 Ke7 22. Rad1 Rcd8 23. b4 Rh6 24. Bf3 Qc8 25. Bg2 Qe6 26. Rd3 Qc4 27. Nd5+ Bxd5 28. exd5 Qxb4 29. Rb3 Qxa5 30. Rxb7+ Rd7 31. Rdb1 Qa4 32. c3 Rh5 33. Qe2 Rh8 34. c4 Rc8 35. Bh3 Qxc4 36. Qxc4 Rxc4 37. Bxd7 Nxd7 38. Ra7 Rc8 39. Rbb7 Rd8 40. Rxa6 e4 41. Kf1 f5 42. Ke2 g5 43. Ke3 Rc8 44. Raa7 Rd8 45. g4 fxg4 46. Kxe4 Ke8 47. Kf5 Ne5 48. Rh7 Nd7 49. Rh8+ Nf8 50. Kf6 Rc8 51. Re7+ Kd8 52. Rxf8# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.17"]
[Round "7"]
[White "Klein, David"]
[Black "Miezis, Normunds"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2495"]
[BlackElo "2484"]
[PlyCount "145"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Sweden Wasabis"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SWE"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. a4 Nf6 10. Be3 Ng4 11. Bc1 Bc5 12. h3 Nf6 13. Bg5 h6 14. Bd2 Be6 15. a5 Rd8 16. Na4 Bd4 17. Qe2 g5 18. Kh1 g4 19. hxg4 Nxg4 20. f3 Qe7 21. g3 Nf6 22. Qh2 Rg8 23. Kg2 Rg6 24. Rh1 Kd7 25. Nb6+ Kc7 26. Rab1 Kb8 27. Kf1 Rdg8 28. Be1 h5 29. Ke2 R6g7 30. Qh4 Qd8 31. c3 Bc5 32. b4 Be7 33. Qh2 h4 34. Qxh4 Rh7 35. Qxh7 Nxh7 36. Rxh7 Rh8 37. Rxh8 Qxh8 38. Bf2 Qh2 39. Nc4 f6 40. g4 Qh8 41. Rd1 Qg8 42. Ne3 c5 43. bxc5 Bxc5 44. Rb1 Ka7 45. Nf5 Bxf2 46. Kxf2 Bxf5 47. exf5 Qa2+ 48. Kg3 Qxa5 49. Be4 b5 50. c4 Qd2 51. cxb5 axb5 52. Kh3 b4 53. g5 fxg5 54. f6 Qf4 55. Rxb4 Qxf6 56. Kg2 Qf4 57. Rb3 g4 58. Bd5 Qd2+ 59. Kg3 Qxd5 60. Ra3+ Kb6 61. fxg4 Qd4 62. Rb3+ Kc6 63. Rf3 Kd5 64. g5 Qg1+ 65. Kh4 Ke4 66. Rg3 Qh2+ 67. Rh3 Qg2 68. Rg3 Qh1+ 69. Rh3 Qe1+ 70. Kh5 Kf4 71. g6 Qg1 72. Kh6 Qg5+ 73. Kh7 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.17"]
[Round "7"]
[White "Klein, David"]
[Black "Neiksans, Arturs"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2495"]
[BlackElo "2560"]
[PlyCount "96"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Sweden Wasabis"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SWE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. d4 exd4 7. Bg5 Qg6 8. Qxd4 Be6 9. Bf4 Nf6 10. Nc3 c5 11. Qe3 0-0-0 12. Ne5 Qh5 13. f3 Bd6 14. Nd3 Bxf4 15. Nxf4 Qe5 16. Rad1 b6 17. h3 h6 18. Nxe6 Qxe6 19. f4 Kb8 20. Rd3 Rhe8 21. Re1 Qc6 22. Qd2 Rxd3 23. Qxd3 Kb7 24. e5 Nh5 25. Re4 g6 26. Qd5 Re7 27. g4 Ng7 28. Kf2 Rd7 29. Qxc6+ Kxc6 30. Ke2 b5 31. Nd1 Ne6 32. Ne3 Rd4 33. Rxd4 cxd4 34. Ng2 Kd5 35. Kf3 g5 36. h4 gxf4 37. Nxf4+ Kxe5 38. Nd3+ Kd5 39. Nb4+ Kd6 40. Nxa6 c5 41. Ke4 b4 42. b3 Kc6 43. g5 hxg5 44. h5 Kb6 45. Nb8 Kc7 46. Na6+ Kb6 47. Nb8 Kc7 48. Na6+ Kb6 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.05"]
[Round "5"]
[White "Forcen Esteban, Daniel"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "2548"]
[BlackElo "2495"]
[PlyCount "189"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Spain Raptors"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bb4 4. Qf3 c6 5. Nge2 b5 6. Bb3 Na6 7. a3 Bxc3 8. Nxc3 0-0 9. d3 Nc5 10. Ba2 d6 11. Be3 a5 12. Ne2 Qe7 13. Ng3 Na4 14. Rb1 Ng4 15. Bd2 Be6 16. Nf5 Bxf5 17. exf5 Qh4 18. h3 Nf6 19. Qxc6 Rac8 20. Qxb5 Rxc2 21. g3 Qd4 22. Be3 Nc3 23. Bxd4 Nxb5 24. Be3 a4 25. Bc4 Rb8 26. 0-0 d5 27. Ba2 d4 28. Bg5 h6 29. Bxf6 gxf6 30. Bd5 Nd6 31. g4 Kg7 32. Rfc1 Rbxb2 33. Rxc2 Rxb1+ 34. Kg2 Rb5 35. Ba2 e4 36. Rc6 Rb2 37. Rxd6 Rxa2 38. dxe4 Rxa3 39. Rxd4 Ra1 40. Kg3 a3 41. Ra4 Rg1+ 42. Kf4 Ra1 43. h4 a2 44. Ra8 Rh1 45. Rxa2 Rxh4 46. f3 Rh1 47. Ra7 Re1 48. Ra6 Re2 49. Ra5 Re1 50. Kg3 Re2 51. Ra3 Re1 52. Kf2 Rb1 53. f4 Rb4 54. Kf3 Rb1 55. e5 Re1 56. Re3 Rf1+ 57. Kg3 fxe5 58. fxe5 Ra1 59. Kf4 Ra4+ 60. Re4 Ra1 61. Rb4 Rf1+ 62. Ke4 Re1+ 63. Kd5 Rd1+ 64. Rd4 Re1 65. Kd6 Kf8 66. Rd5 Re4 67. e6 fxe6 68. fxe6 Rxg4 69. Kd7 Re4 70. Rf5+ Kg7 71. e7 Kg6 72. Rd5 Kf7 73. Rf5+ Kg6 74. Rf8 Rd4+ 75. Ke6 Re4+ 76. Kd6 h5 77. e8Q+ Rxe8 78. Rxe8 Kf5 79. Kd5 h4 80. Rf8+ Kg4 81. Ke4 Kg3 82. Rg8+ Kf2 83. Rf8+ Kg3 84. Ke3 Kg2 85. Rg8+ Kh3 86. Kf3 Kh2 87. Rh8 h3 88. Kg4 Kg2 89. Rxh3 Kf2 90. Kf4 Ke2 91. Ke4 Kd2 92. Rg3 Ke2 93. Rg2+ Kd1 94. Ke3 Ke1 95. Rg1# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.05"]
[Round "5"]
[White "Klein, David"]
[Black "Diaz Camallonga, Carles"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2495"]
[BlackElo "2474"]
[PlyCount "116"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Spain Raptors"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ESP"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Nxd5 7. N2f3 Bb4+ 8. Bd2 0-0 9. c3 Bd6 10. Qc2 b6 11. Bd3 h6 12. 0-0-0 Ba6 13. c4 Nf6 14. Kb1 Qc7 15. Bc3 Bxc4 16. Bxc4 Qxc4 17. Nxe6 fxe6 18. Bxf6 Qxc2+ 19. Kxc2 Bc5 20. Bd4 Na6 21. Rhe1 Rac8 22. Kb1 Rc6 23. Ne5 Rd6 24. Bxc5 Rxd1+ 25. Rxd1 Nxc5 26. f3 Rf5 27. Nc6 Rf7 28. Rd8+ Kh7 29. b4 Rc7 30. Nxa7 Rxa7 31. bxc5 bxc5 32. Rd6 Rb7+ 33. Kc2 Ra7 34. Kb3 Rb7+ 35. Kc3 Ra7 36. Rd2 Kg6 37. Kc4 Ra5 38. Kb3 Kf6 39. Re2 Ke7 40. Rd2 Ra6 41. a4 Rb6+ 42. Kc3 Ra6 43. Ra2 Ra5 44. Kc4 Kd6 45. Ra3 Kc6 46. Ra1 Kd6 47. Ra3 Kc6 48. Ra2 Kd6 49. Rd2+ Kc6 50. Kb3 Ra7 51. Rd8 Rb7+ 52. Kc3 Ra7 53. Rc8+ Kd7 54. Rg8 Kc6 55. Kb3 Rb7+ 56. Kc3 Ra7 57. Rc8+ Kd7 58. Rg8 Kc6 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.02.05"]
[Round "5"]
[White "Klein, David"]
[Black "Herrera Reyes, Jose Antonio"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2495"]
[BlackElo "2304"]
[PlyCount "163"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Spain Raptors"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ESP"]

1. e4 c5 2. Nf3 e6 3. g3 a6 4. Bg2 Qc7 5. 0-0 d6 6. Re1 Nd7 7. Nc3 Be7 8. a4 b6 9. d4 cxd4 10. Nxd4 Bb7 11. Qg4 h5 12. Qe2 Ngf6 13. h3 Rc8 14. Be3 Ne5 15. Rad1 Qb8 16. f4 Nc4 17. Bc1 b5 18. axb5 axb5 19. Ndxb5 Ba6 20. e5 dxe5 21. fxe5 Bxb5 22. exf6 gxf6 23. Kh1 Ba6 24. Bf4 Qxb2 25. Nd5 Bd8 26. Qf2 Kf8 27. Qa7 Qb7 28. Qd4 exd5 29. Bxd5 Qb6 30. Qe4 Nd6 31. Bxd6+ Qxd6 32. Qe8+ Kg7 33. Qxf7+ Kh6 34. Bf3 Qxg3 35. Qxh5+ Kg7 36. Rg1 Rxh5 37. Rxg3+ Rg5 38. Rxg5+ fxg5 39. Rd7+ Kf6 40. Rd6+ Ke5 41. Rxa6 Rxc2 42. Ra4 Bc7 43. Re4+ Kf6 44. Bg4 Bf4 45. Re6+ Kf7 46. Re1 Rh2+ 47. Kg1 Rb2 48. Rd1 Be3+ 49. Kh1 Kf6 50. Rf1+ Ke5 51. Re1 Kf4 52. Rf1+ Ke4 53. Bf5+ Ke5 54. Bg4 Bf4 55. Re1+ Kd4 56. Re2 Rb1+ 57. Kg2 Rb3 58. Ra2 Rg3+ 59. Kf2 Rc3 60. Kg2 Kd3 61. Bf5+ Ke3 62. Bg4 Rc1 63. Re2+ Kd3 64. Ra2 Be3 65. Bf5+ Kd4 66. Bg4 Bf4 67. Ra4+ Ke3 68. Ra3+ Ke4 69. Ra4+ Ke5 70. Ra5+ Kd4 71. Ra4+ Kc5 72. Ra2 Kc4 73. Re2 Kd3 74. Ra2 Rc2+ 75. Rxc2 Kxc2 76. Kf3 Bc1 77. Bf5+ Kc3 78. Kg4 Kd4 79. Bg6 Ke5 80. Bh5 Kf6 81. h4 gxh4 82. Kxh4 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.20"]
[Round "3"]
[White "Bartel, Mateusz"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2639"]
[BlackElo "2495"]
[PlyCount "85"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Poland Hussars"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "NED"]

1. e4 a6 2. d4 h6 3. c4 d6 4. Nc3 Nd7 5. Be3 e5 6. Nf3 Be7 7. Qc2 Ngf6 8. Rd1 Ng4 9. Bc1 exd4 10. Nxd4 c6 11. Nf5 0-0 12. Nxd6 Bxd6 13. Rxd6 Qe7 14. Rd1 f5 15. Be2 Qh4 16. Bxg4 fxg4 17. Be3 Ne5 18. b3 g3 19. fxg3 Qe7 20. h3 b5 21. Rf1 Be6 22. Rxf8+ Rxf8 23. cxb5 axb5 24. Ne2 Qb4+ 25. Rd2 Kh8 26. Nf4 Bc4 27. bxc4 g5 28. Bd4 gxf4 29. Bxe5+ Kh7 30. Bd6 f3 31. e5+ Kg8 32. Qg6+ Kh8 33. Qxh6+ Kg8 34. Qg5+ Kh7 35. Qh5+ Kg8 36. Qg4+ Kh7 37. Qd7+ Kg8 38. Qe6+ Kh7 39. Bxb4 fxg2 40. Rd7+ Kh8 41. Qh6+ Kg8 42. Qg6+ Kh8 43. Rh7# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.20"]
[Round "3"]
[White "Dragun, Kamil"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2587"]
[BlackElo "2495"]
[PlyCount "81"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Poland Hussars"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 d5 5. cxd5 Nxd5 6. e3 cxd4 7. exd4 Be7 8. Bd3 0-0 9. 0-0 Nc6 10. a3 Nf6 11. Bg5 h6 12. Be3 Ng4 13. Bc2 Nxe3 14. fxe3 f5 15. Kh1 Bf6 16. Qe1 Qd6 17. Rd1 Kh8 18. e4 Qd8 19. e5 Be7 20. d5 exd5 21. Nxd5 Bc5 22. Nh4 Qg5 23. b4 Be7 24. Nf3 Qh5 25. b5 Bxa3 26. bxc6 bxc6 27. Nf4 Qg4 28. Nh4 Re8 29. Nfg6+ Kg8 30. Nxf5 Ba6 31. Rf3 Bb4 32. Qe3 Rad8 33. Ra1 Bc8 34. Nxh6+ gxh6 35. Qxh6 Qxf3 36. gxf3 Kf7 37. Bb3+ Rd5 38. Bxd5+ cxd5 39. Rxa7+ Ke6 40. Nf8+ Kf5 41. Qf6# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.20"]
[Round "3"]
[White "Klein, David"]
[Black "Nasuta, Grzegorz"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2495"]
[BlackElo "2561"]
[PlyCount "156"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Poland Hussars"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 g6 7. h4 h6 8. d3 Bg7 9. Bd2 Be6 10. a3 Qd7 11. Rc1 b6 12. Qa4 Rd8 13. 0-0 0-0 14. Rfe1 Kh7 15. h5 Nd4 16. Qxd7 Rxd7 17. hxg6+ fxg6 18. Nxd4 Bxd4 19. Rf1 Nf6 20. b4 c4 21. Nb5 Be5 22. Bc6 cxd3 23. e3 Rdd8 24. Nxa7 Bd5 25. f3 Bb8 26. Bxd5 Rxd5 27. Nc6 Bxg3 28. Nd4 Bd6 29. Ne6 Ra8 30. Rc3 Re5 31. Nf4 Rg5+ 32. Ng2 Rd5 33. Rb1 Be5 34. Rcb3 Rd7 35. Rc1 Bd6 36. e4 Be5 37. Kf1 Rda7 38. Rxd3 Rxa3 39. Rxa3 Rxa3 40. Ke2 Bd6 41. Rc2 Rb3 42. Ne3 Kg7 43. Nc4 Bxb4 44. Be3 Bc5 45. Bxc5 bxc5 46. Ne5 Rb5 47. Nd3 Nd7 48. Ke3 h5 49. Ke2 h4 50. Nf4 Nf6 51. Kf2 Kf7 52. Nd3 Nd7 53. Nf4 Rb3 54. Nd5 Ne5 55. f4 Nd3+ 56. Kf1 Rb1+ 57. Ke2 Rb2 58. Rxb2 Nxb2 59. Kf3 c4 60. Nc3 Nd3 61. Kg4 e5 62. fxe5 Ke6 63. Kxh4 Kxe5 64. Kg5 Kd4 65. Nb5+ Kc5 66. Nc3 Ne5 67. Kf6 Kd4 68. Nb5+ Kxe4 69. Ke6 g5 70. Kf6 g4 71. Nc3+ Kd4 72. Ne2+ Ke4 73. Nc3+ Kd3 74. Nd5 Nc6 75. Kg5 Ne5 76. Kf4 c3 77. Kxe5 g3 78. Nf4+ Kd2 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.20"]
[Round "3"]
[White "Klein, David"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2495"]
[BlackElo "2725"]
[PlyCount "185"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Poland Hussars"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. 0-0 b5 8. Qc2 Bb7 9. b3 c5 10. Bb2 Be7 11. d3 0-0 12. Nbd2 Qb6 13. Rac1 Rac8 14. Qb1 Rfd8 15. Rc2 Nd5 16. Qa1 Bf6 17. Bxf6 N7xf6 18. Rfc1 Nb4 19. Rb2 Rc7 20. a3 Nbd5 21. Rbc2 Rdc8 22. Qb2 h6 23. Ne5 Kf8 24. Ndf3 Ne7 25. h4 Kg8 26. d4 cxd4 27. Rxc7 Rxc7 28. Rxc7 Qxc7 29. Qxd4 Bd5 30. Qb2 Ne4 31. b4 Qc3 32. Qxc3 Nxc3 33. Nd7 Nxe2+ 34. Kh2 Nc6 35. Nc5 a5 36. bxa5 Nxa5 37. Ne5 Kf8 38. Ned3 Ke7 39. a4 Bc4 40. axb5 Bxb5 41. Nb4 Nd4 42. Ne4 Nab3 43. Na2 f5 44. Nec3 Bc4 45. Nd1 Nd2 46. Nac3 e5 47. Ne3 Bd3 48. f4 e4 49. Bh3 g6 50. h5 gxh5 51. Nxf5+ Nxf5 52. Bxf5 Kd6 53. Bg6 Kc5 54. Bxh5 Kd4 55. Ne2+ Ke3 56. Nc3 Bc4 57. Bg6 Kd4 58. Nxe4 Nxe4 59. g4 Be2 60. g5 h5 61. Kh3 Ke3 62. Kh4 Kxf4 63. Bxh5 Bc4 64. Bg6 Nxg5 65. Bc2 Be6 66. Kh5 Nf7 67. Kg6 Ne5+ 68. Kf6 Bg4 69. Bb1 Be2 70. Ke6 Ng4 71. Bc2 Bc4+ 72. Kd6 Ne3 73. Bb1 Bg8 74. Bg6 Nc4+ 75. Kc5 Ke5 76. Bd3 Nd6 77. Bc2 Bd5 78. Bd1 Nb7+ 79. Kb4 Kd4 80. Bg4 Nd6 81. Ka3 Kc3 82. Ka4 Nc4 83. Kb5 Kd4 84. Kb4 Nd6 85. Bh3 Bc4 86. Bg4 Ne4 87. Bf5 Nc3 88. Bg4 Nd5+ 89. Ka3 Ne3 90. Bh3 Kc3 91. Ka4 Kd4 92. Kb4 Nd5+ 93. Ka4 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.13"]
[Round "2"]
[White "Braun, Arik"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "E38"]
[WhiteElo "2605"]
[BlackElo "2495"]
[PlyCount "155"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Germany Bears"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 8. Be2 a6 9. 0-0 b6 10. Na4 Bb7 11. Nxc5 bxc5 12. b3 Ng4 13. Rd1 Nc6 14. Bb2 f5 15. h3 h5 16. Qd2 Nf6 17. Qd6 Qxd6 18. Rxd6 Ne4 19. Rdd1 Rg8 20. h4 0-0-0 21. Nd2 Nf6 22. Nf3 Ne4 23. Ng5 Nxg5 24. hxg5 h4 25. Bf3 d6 26. Rd2 Kc7 27. Rad1 Rd7 28. Kh2 Na5 29. Bc3 Nc6 30. Kh3 Nd8 31. Ba5+ Kc8 32. Rxd6 Rxd6 33. Rxd6 Bxf3 34. gxf3 Nf7 35. Rc6+ Kb8 36. f4 Re8 37. Rxc5 g6 38. Rc6 Re7 39. Bb4 Re8 40. Rxa6 Kb7 41. Ra5 e5 42. Rb5+ Kc6 43. Rc5+ Kb7 44. Rd5 Kc6 45. fxe5 Nxg5+ 46. Kxh4 Ne4 47. Kh3 Nxf2+ 48. Kg2 Ne4 49. a4 Rb8 50. Rb5 Rd8 51. e6 Re8 52. e7 Nd6 53. Bxd6 Kxd6 54. Rd5+ Kc6 55. Kf3 Rxe7 56. a5 Rb7 57. Rb5 Rxb5 58. cxb5+ Kxb5 59. b4 g5 60. e4 g4+ 61. Kf4 fxe4 62. Kxe4 Ka6 63. Kf4 g3 64. Kxg3 Kb5 65. Kf4 Ka6 66. Ke4 Kb5 67. Kd4 Ka6 68. Kc5 Kb7 69. b5 Ka7 70. a6 Kb8 71. b6 Ka8 72. Kc6 Kb8 73. a7+ Ka8 74. b7+ Kxa7 75. Kc7 Ka6 76. b8Q Ka5 77. Kc6 Ka6 78. Qa8# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.13"]
[Round "2"]
[White "Klein, David"]
[Black "Baramidze, David"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2495"]
[BlackElo "2597"]
[PlyCount "142"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Germany Bears"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. a3 c5 2. h3 b6 3. b4 Bb7 4. Bb2 Nf6 5. e3 e6 6. bxc5 bxc5 7. Nf3 Be7 8. c4 0-0 9. Be2 Nc6 10. 0-0 Rb8 11. Nc3 Na5 12. Qc2 Bxf3 13. gxf3 d5 14. cxd5 exd5 15. Rab1 Qd7 16. Kg2 Rb6 17. Ba1 c4 18. Rxb6 axb6 19. Rb1 d4 20. exd4 Nh5 21. Qe4 Bd6 22. Rxb6 Nf4+ 23. Kf1 Bc7 24. Rb5 Re8 25. Qf5 Qxf5 26. Rxf5 Nb3 27. Ne4 Nxe2 28. Kxe2 Nxa1 29. Rc5 Bd6 30. Rxc4 f5 31. Kd3 fxe4+ 32. fxe4 Nb3 33. e5 Bxa3 34. Rc3 Nxd4 35. Rxa3 Nf3 36. Ke3 Nxe5 37. Kf4 Nc4 38. Ra2 Rd8 39. Kg3 Rd3+ 40. Kg2 Rxd2 41. Ra7 Ne5 42. Kg3 Rd3+ 43. Kg2 h6 44. Rb7 Kh7 45. Re7 Ng6 46. Rf7 h5 47. Kh2 Kh6 48. Kg2 Nh4+ 49. Kh2 Rf3 50. Rd7 Rxf2+ 51. Kg3 Rg2+ 52. Kf4 g5+ 53. Ke4 Re2+ 54. Kd3 Re6 55. Rd8 Ng6 56. Kd4 h4 57. Rd7 Nf4 58. Ra7 Nxh3 59. Kd5 Nf4+ 60. Kd4 h3 61. Ra8 Kh5 62. Rh8+ Rh6 63. Re8 h2 64. Re1 Kg4 65. Rh1 Kf3 66. Ke5 Kg2 67. Rb1 h1Q 68. Rb2+ Kf3 69. Rb3+ Kg4 70. Rg3+ Kxg3 71. Kf5 Qd5# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.13"]
[Round "2"]
[White "Klein, David"]
[Black "Meier, Georg"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "2495"]
[BlackElo "2629"]
[PlyCount "126"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Germany Bears"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Be3 Bd6 8. Bd3 b6 9. Qe2 Bb7 10. 0-0-0 0-0 11. Bg5 h6 12. h4 c5 13. dxc5 bxc5 14. Kb1 Rb8 15. c3 Qb6 16. Bxf6 gxf6 17. Rd2 Bf4 18. Rc2 Rfd8 19. Be4 Ba6 20. c4 f5 21. Bd3 Bb7 22. Ka1 Bxf3 23. Qxf3 Be5 24. Rb1 Rd4 25. Qe3 Bg7 26. g3 Qd6 27. Be2 a5 28. Qa3 Rd2 29. Qa4 Qd4 30. a3 Rxc2 31. Qxc2 Qxf2 32. Qd3 Be5 33. Ka2 Kg7 34. g4 fxg4 35. Qe4 Qd4 36. Qxg4+ Qxg4 37. Bxg4 f5 38. Bf3 Kf6 39. b4 axb4 40. axb4 Rxb4 41. Rxb4 cxb4 42. c5 Bg3 43. Kb3 Bxh4 44. Kxb4 Bg3 45. Kc4 Kg5 46. Kd3 Bb8 47. Ke2 h5 48. c6 h4 49. Kf2 h3 50. Be2 Kh4 51. Bf1 e5 52. Bc4 e4 53. Be6 Kg4 54. Bc4 Ba7+ 55. Kf1 Bb6 56. Be2+ Kg3 57. c7 Bxc7 58. Kg1 f4 59. Kh1 f3 60. Bc4 e3 61. Kg1 e2 62. Bxe2 fxe2 63. Kh1 e1Q# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.13"]
[Round "2"]
[White "Tomczak, Jacek"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2603"]
[BlackElo "2495"]
[PlyCount "79"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Germany Bears"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. 0-0 Nf6 8. Be3 Be7 9. f4 d6 10. Qe1 0-0 11. Qg3 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Rae1 Rad8 15. Kh1 Rd7 16. Bd3 Re8 17. a4 b4 18. Na2 Qa5 19. b3 Bd8 20. Qf2 Ng4 21. Qe2 Nf6 22. Qd2 e5 23. Bb2 exf4 24. Qxf4 Qc5 25. Qg3 Kh8 26. Rf5 Qb6 27. a5 Qa7 28. Nxb4 Re6 29. Rg5 g6 30. Bc4 Rxe4 31. Rf1 Kg7 32. Rgf5 Re5 33. Bxe5 dxe5 34. Rxe5 Bc7 35. Nd3 Qd4 36. Qg5 Bxe5 37. Nxe5 Ne4 38. Qf4 Re7 39. Nxf7 g5 40. Nxg5 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.08"]
[Round "1"]
[White "Klein, David"]
[Black "Lodici, Lorenzo"]
[Result "0-1"]
[ECO "C80"]
[WhiteElo "2495"]
[BlackElo "2477"]
[PlyCount "118"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Italy Gladiators"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ITA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Be3 Be7 10. Nbd2 Nc5 11. c3 Nxb3 12. axb3 0-0 13. h3 f6 14. Nd4 Nxd4 15. Bxd4 fxe5 16. Bxe5 c5 17. Qe2 Bf5 18. Rfe1 Rf7 19. Nf1 d4 20. Ng3 Bg6 21. Kh2 Qd5 22. cxd4 cxd4 23. Rad1 d3 24. Qg4 Rxf2 25. Nh1 Rf5 26. Qg3 Rg5 27. Qf3 Qxf3 28. gxf3 Rxe5 29. Rxe5 Bd6 30. f4 Bxe5 31. fxe5 Re8 32. Nf2 Rxe5 33. Nxd3 Rd5 34. Nf2 Rxd1 35. Nxd1 Bc2 36. Nc3 Bxb3 37. Ne4 a5 38. Kg3 Bd5 39. Nd2 a4 40. Kf4 b4 41. Ke5 Bg2 42. h4 a3 43. bxa3 bxa3 44. Kd4 a2 45. Nb3 Kf7 46. Na1 Kg6 47. Kc3 Kh5 48. Nc2 Bd5 49. Kb2 Kxh4 50. Ne3 Be6 51. Ng2+ Kg3 52. Ne3 h5 53. Nc2 h4 54. Nd4 h3 55. Ne2+ Kg4 56. Nc1 h2 57. Ka1 h1Q 58. Kb2 a1Q+ 59. Kxa1 Qxc1# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.08"]
[Round "1"]
[White "Klein, David"]
[Black "Moroni, Luca Jr"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2495"]
[BlackElo "2532"]
[PlyCount "75"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Netherlands Mosquitoes"]
[BlackTeam "Italy Gladiators"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ITA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 Nb6 16. d5 c6 17. dxc6 Bxc6 18. axb5 axb5 19. Rxa8 Qxa8 20. Bg5 Nfd7 21. Qd2 Nc4 22. Qc1 d5 23. Bh6 Bc5 24. Nh4 Qd8 25. Nf3 Qb6 26. Rf1 dxe4 27. Nxe4 Bxe4 28. Bxe4 Nf6 29. Ng5 Rd8 30. Bb1 Nd2 31. Ba2 Nxf1 32. Nxf7 Ra8 33. Bb3 Ng3 34. Nxe5+ Kh8 35. Nf7+ Kg8 36. Ne5+ Kh8 37. Nf7+ Kg8 38. Ne5+ 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.08"]
[Round "1"]
[White "Moiseenko, Alexander"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2620"]
[BlackElo "2495"]
[PlyCount "75"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Italy Gladiators"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "ITA"]
[BlackTeamCountry "NED"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. e3 e6 5. Nf3 a6 6. Ne2 c5 7. Nf4 cxd4 8. exd4 Bd6 9. Nd3 0-0 10. Be2 Qc7 11. Bxf6 Rxf6 12. 0-0 Nc6 13. Re1 Bd7 14. c3 Rh6 15. g3 f4 16. Bf1 Rf8 17. Bg2 fxg3 18. fxg3 Rf5 19. Qe2 Be8 20. Nh4 Rf8 21. Rf1 Bh5 22. Rxf8+ Bxf8 23. Qe3 Rf6 24. Nf4 Bf7 25. Nf3 Bd6 26. Nd3 h6 27. Re1 Bg6 28. Nfe5 Nxe5 29. dxe5 Bxd3 30. exd6 Qxd6 31. Qxd3 Qb6+ 32. Qd4 Qxb2 33. Bh3 Kf7 34. Qe3 Qb5 35. Bxe6+ Kf8 36. Bxd5 Qd7 37. Qc5+ Qd6 38. Qc8+ 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2020.01.08"]
[Round "1"]
[White "Valsecchi, Alessio"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2512"]
[BlackElo "2495"]
[PlyCount "117"]
[EventDate "2020.01.06"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Italy Gladiators"]
[BlackTeam "Netherlands Mosquitoes"]
[WhiteTeamCountry "ITA"]
[BlackTeamCountry "NED"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 0-0 8. Qc2 b6 9. 0-0-0 Bb7 10. cxd5 exd5 11. h4 c5 12. g4 cxd4 13. Nxd4 Nc6 14. g5 Nxd4 15. exd4 hxg5 16. hxg5 Bxg5+ 17. Kb1 g6 18. Bd3 Kg7 19. Rhg1 Qf6 20. f4 Qxf4 21. Rdf1 Qd2 22. Nb5 Rad8 23. Bxg6 fxg6 24. Qc7+ Kg8 25. Rxf8+ Rxf8 26. a4 Bc8 27. Ka2 Bf5 28. Qc6 Rd8 29. Nd6 Rxd6 30. Qxd6 Qxd4 31. Rxg5 Qxa4+ 32. Qa3 Qc4+ 33. b3 Qf4 34. Rg2 Qe4 35. Rb2 a5 36. Qd6 Qe6 37. Qd8+ Kg7 38. Rh2 Bh3 39. Qh4 Qg4 40. Qxh3 Qxh3 41. Rxh3 Kf6 42. Rc3 Ke5 43. Rc6 g5 44. Rxb6 g4 45. Kb2 g3 46. Rg6 Kf4 47. Kc3 Kf3 48. Kd4 g2 49. Kxd5 Kf2 50. Kc5 g1Q 51. Rxg1 Kxg1 52. Kb5 Kf2 53. Kxa5 Ke3 54. b4 Kd4 55. b5 Kc5 56. Ka6 Kd6 57. b6 Kd7 58. b7 Kc7 59. Ka7 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.05.11"]
[Round "9.3"]
[White "Klein, David"]
[Black "Beukema, Stefan"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2492"]
[BlackElo "2396"]
[PlyCount "80"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "De Stukkenjagers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. 0-0 b5 7. Bb3 d6 8. c3 Bb6 9. Nbd2 Ne7 10. Re1 0-0 11. Nf1 Kh8 12. d4 Bb7 13. dxe5 Nxe4 14. Be3 Bxe3 15. Nxe3 c5 16. Bc2 dxe5 17. Nxe5 Qc7 18. Qd7 Rac8 19. Rad1 Nf6 20. Qh3 Qxe5 21. Ng4 Bxg2 22. Qxg2 Qg5 23. Rxe7 Nxg4 24. Re3 Rfe8 25. Rg3 Rcd8 26. Rf1 Qd2 27. Rxg4 Qxc2 28. Rxg7 Rd1 29. Qg3 Rxf1+ 30. Kxf1 Qd1+ 31. Kg2 Qd5+ 32. Kh3 Qe6+ 33. Kg2 Qc6+ 34. Kf1 Qh1+ 35. Qg1 Qd5 36. Qg3 Rd8 37. Kg1 Qf5 38. Rg5 Rd1+ 39. Kg2 Qe4+ 40. Kh3 Qe6+ 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.04.13"]
[Round "8.5"]
[White "Ootes, Lars"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2374"]
[BlackElo "2492"]
[PlyCount "74"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 Nbd7 7. Bc4 Qb6 8. Bb3 e6 9. Qd2 Nc5 10. Bxf6 gxf6 11. f4 Bd7 12. 0-0 0-0-0 13. Kh1 h5 14. f5 Bh6 15. Qe2 Kb8 16. Rad1 Bc8 17. Bc4 Ka8 18. Rf3 h4 19. a3 h3 20. Rxh3 d5 21. exd5 e5 22. Nb3 Bf4 23. Qf2 Bxf5 24. Rxh8 Rxh8 25. g3 Bxg3 26. Qxc5 Rxh2+ 27. Kg1 Bf2+ 28. Kxh2 Bxc5 29. Na4 Bg1+ 30. Rxg1 Qf2+ 31. Rg2 Qf4+ 32. Kg1 Ka7 33. Nd2 Bh3 34. Re2 b5 35. Nc3 bxc4 36. Nce4 f5 37. Nd6 Qg4+ 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.03.16"]
[Round "7.7"]
[White "Klein, David"]
[Black "De Waele, Warre"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2492"]
[BlackElo "2242"]
[PlyCount "115"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. g3 dxc4 5. Bg2 c5 6. Qa4+ Bd7 7. Qxc4 Bc6 8. dxc5 Nbd7 9. Be3 Bd5 10. Qa4 Bc6 11. Qc2 Qa5+ 12. Nc3 Bxc5 13. Bd2 Qc7 14. 0-0 0-0 15. Rac1 Rac8 16. Bf4 e5 17. Bg5 h6 18. Bxf6 Nxf6 19. e3 Rfd8 20. a3 Qe7 21. Rfd1 Qe6 22. b4 Be7 23. Qb2 b6 24. Ne2 Rxd1+ 25. Rxd1 Bxf3 26. Bxf3 a5 27. Bb7 Rc7 28. Bg2 axb4 29. axb4 Rc4 30. b5 Rb4 31. Rd8+ Kh7 32. Qc2+ g6 33. Rc8 Rxb5 34. Rc6 Qd7 35. Rc7 Qd6 36. Rc6 Rc5 37. Qb3 Rxc6 38. Qxf7+ Kh8 39. Bxc6 Bd8 40. Bf3 Qd1+ 41. Kg2 e4 42. Bxe4 Nxe4 43. Nd4 Nd2 44. Qe8+ Kh7 45. Qd7+ Kh8 46. Qxd8+ Kh7 47. Qd7+ Kh8 48. Qb5 Qb1 49. Qe2 Qc1 50. Qd3 Qd1 51. h3 Kh7 52. g4 Kh8 53. Qb5 Kh7 54. Qd7+ Kh8 55. Qe8+ Kh7 56. Qf7+ Kh8 57. Qf6+ Kh7 58. Ne6 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Christiansen, Johan Sebastian"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2559"]
[BlackElo "2492"]
[PlyCount "107"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Norway Gnomes"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. 0-0 Ra7 9. d3 b6 10. e4 Be7 11. Nc3 0-0 12. Rd1 e5 13. Bg5 Re8 14. Qe2 h6 15. Be3 Bf8 16. h3 Nb8 17. Nxe5 Rxe5 18. d4 cxd4 19. Bxd4 Re8 20. e5 Nfd7 21. Nd5 Nc6 22. Bc3 Ndxe5 23. f4 Bc5+ 24. Kh1 Ng4 25. Nf6+ Nxf6 26. Rxd8 Nxd8 27. Qc2 Bb7 28. Be5 Nd7 29. Bc3 Bxg2+ 30. Qxg2 Nf8 31. f5 a5 32. f6 g6 33. Rd1 Rd7 34. Rxd7 Nxd7 35. Qd2 Nf8 36. Qxh6 Nfe6 37. h4 Nc6 38. Qd2 Rd8 39. Qe2 Ncd4 40. Qe4 Nf5 41. Qf3 Ned4 42. Qd3 Ne6 43. Qf3 Ned4 44. Qd3 Nc6 45. Qf3 Nb4 46. h5 Nd5 47. g4 Nh6 48. Be5 Bf8 49. hxg6 fxg6 50. Qd3 Nf7 51. Qxg6+ Kh8 52. Qxf7 Ne3 53. Qh5+ Kg8 54. f7# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Cornette, Matthieu"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2587"]
[BlackElo "2492"]
[PlyCount "71"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Cannes Blitzstreams"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. g3 Nf6 5. e5 dxe5 6. Nxe5 Nbd7 7. d4 e6 8. Be3 cxd4 9. Bxd4 Qc7 10. Qe2 b5 11. Bg2 Bb7 12. Bxb7 Qxb7 13. 0-0-0 Nxe5 14. Qxe5 Rc8 15. Rhg1 b4 16. Ne2 Qc6 17. Kb1 Qxc2+ 18. Ka1 Qe4 19. Rc1 Rd8 20. Qc7 Be7 21. Rge1 Qd5 22. Bb6 Ra8 23. Red1 Qf3 24. Ng1 Qe4 25. f3 Qf5 26. Qc6+ Kf8 27. Qxa8+ Ne8 28. Rc8 Qb5 29. Ne2 g5 30. Nd4 Qd7 31. Nxe6+ Qxe6 32. Rxe8+ Kg7 33. Rxh8 Qxb6 34. Qg8+ Kf6 35. Rxh7 Qe6 36. Rh6+ 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Fressinet, Laurent"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2655"]
[BlackElo "2492"]
[PlyCount "156"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Marseille Migraines"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 b6 10. Bg5 Nbd7 11. Re1 Bb7 12. Bxf6 Nxf6 13. Nd5 Rc8 14. Nxf6+ Bxf6 15. Qd3 Qc7 16. Bxa6 Bxa6 17. Qxa6 Qxc2 18. Qb5 d5 19. Re2 Qc5 20. exd5 Qxb5 21. axb5 Rc5 22. Rd1 Rd8 23. g4 h6 24. h4 g6 25. g5 hxg5 26. hxg5 Bg7 27. d6 Rxb5 28. Nh2 e4 29. Rxe4 Rxg5+ 30. Kf1 Re5 31. Rb4 Rh5 32. Kg2 b5 33. Nf3 Rd7 34. b3 Rc5 35. Re4 Bf8 36. Red4 f6 37. Rd5 Rxd5 38. Rxd5 b4 39. Rd4 Bxd6 40. Nd2 Kf7 41. Ne4 Ke6 42. Nxd6 Rxd6 43. Rxb4 Rd3 44. Rb8 Kf5 45. b4 Rb3 46. b5 g5 47. b6 Kf4 48. Rc8 Rxb6 49. Rc4+ Kf5 50. Kg3 Kg6 51. Ra4 Rd6 52. f3 f5 53. Ra5 Rc6 54. Rb5 Re6 55. Ra5 Rf6 56. Rb5 Kh5 57. Ra5 f4+ 58. Kh3 Rh6 59. Ra8 Kg6+ 60. Kg2 Kf5 61. Ra5+ Kg6 62. Ra6+ Kh5 63. Ra8 Rd6 64. Kh3 Rh6 65. Kg2 Kh4 66. Ra1 Kh5 67. Ra8 g4 68. fxg4+ Kxg4 69. Rg8+ Kf5 70. Rf8+ Rf6 71. Rxf6+ Kxf6 72. Kf3 Kf5 73. Kf2 Kg4 74. Kg2 f3+ 75. Kf2 Kf4 76. Kf1 Kg3 77. Kg1 f2+ 78. Kf1 Kf3 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Klein, David"]
[Black "Braun, Arik"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2492"]
[BlackElo "2598"]
[PlyCount "183"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Berlin Bears"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. c4 Bg4 5. Nc3 Nc6 6. e3 g6 7. h3 Bxf3 8. Qxf3 Bg7 9. g4 Nd7 10. h4 h5 11. g5 a5 12. Nd5 0-0 13. Qd1 Ne7 14. Bg2 Nxd5 15. Bxd5 c6 16. Bf3 Nc5 17. d4 exd4 18. Bxd4 Qe7 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. Rd1 Rfd8 22. 0-0 Qe6 23. Rd2 Qf5 24. Bg2 Ne6 25. Qe4 Qc5 26. Bh3 Re8 27. Qf3 a4 28. Rfd1 axb3 29. axb3 Rad8 30. Qf6 Rd7 31. Qc3 Qa3 32. Ra1 Qc5 33. b4 Qb6 34. Rad1 Qd8 35. Rd3 Qe7 36. Qd2 Red8 37. Kg2 d5 38. c5 Ra8 39. Qb2 Rdd8 40. Ra1 Nf8 41. Rd4 Qe8 42. Ra5 Rxa5 43. bxa5 Ra8 44. Ra4 Qe7 45. Qd4 Nd7 46. Bxd7 Qxd7 47. Qf6 Qc7 48. e4 Rxa5 49. Rd4 Rxc5 50. e5 Qd7 51. Ra4 Ra5 52. e6 Qxe6 53. Qxe6 Rxa4 54. Qe8+ Kg7 55. Qe5+ Kg8 56. Qb8+ Kg7 57. Qxb7 Rc4 58. Kg3 Kg8 59. Qe7 Kg7 60. f3 Kg8 61. f4 Kg7 62. f5 Rg4+ 63. Kh3 gxf5 64. Qf6+ Kg8 65. Qxf5 d4 66. Qc8+ Kg7 67. Qxc6 Rf4 68. Qh6+ Kg8 69. Qxh5 d3 70. Qd1 Rd4 71. Qd2 Rd5 72. Kg4 Kg7 73. Qc3+ Kg8 74. Qd2 Kg7 75. Kh5 Kg8 76. Kg4 Kg7 77. Kg3 Kg8 78. Kf4 Kg7 79. Ke4 Rd8 80. h5 Kg8 81. Qxd3 Rxd3 82. Kxd3 Kg7 83. Ke4 Kg8 84. Kf5 Kg7 85. h6+ Kh7 86. Kf6 Kg8 87. h7+ Kxh7 88. Kxf7 Kh8 89. Kg6 Kg8 90. Kh6 Kh8 91. g6 Kg8 92. g7 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Klein, David"]
[Black "Diaz Camallonga, Carles"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2492"]
[BlackElo "2432"]
[PlyCount "79"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Barcelona Raptors"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ESP"]

1. c4 e6 2. b3 d5 3. Bb2 a5 4. a3 Nf6 5. Nf3 Nbd7 6. e3 Bd6 7. Be2 c6 8. Qc2 Qe7 9. g4 h6 10. Rg1 e5 11. h4 dxc4 12. bxc4 e4 13. g5 hxg5 14. hxg5 Ng8 15. Nd4 Nc5 16. Nc3 Rh2 17. f4 f5 18. gxf6 Nxf6 19. Na4 Nxa4 20. Qxa4 Bd7 21. Qb3 a4 22. Qc2 Bc5 23. Bf1 Kd8 24. Ne2 Ng4 25. Qc3 Kc7 26. Kd1 g5 27. fxg5 Qxg5 28. Kc1 Qf5 29. Kb1 Re8 30. Ka2 Rf2 31. Nd4 Qf7 32. Qa5+ Bb6 33. Qc3 Ne5 34. Rc1 Rf8 35. Ka1 c5 36. Nb5+ Bxb5 37. Qxe5+ Kc8 38. cxb5 Re8 39. Bh3+ Kd8 40. Qd6+ 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Klein, David"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2492"]
[BlackElo "2604"]
[PlyCount "124"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Baden Baden Snowballs"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Bd2 0-0 8. cxb5 exd5 9. exd5 Re8+ 10. Nge2 Nbd7 11. Qc2 Ne5 12. 0-0-0 a6 13. Ng3 c4 14. a3 Bxc3 15. Bxc3 axb5 16. h3 Bb7 17. f4 Ng6 18. Qf2 Nxd5 19. Rxd5 Bxd5 20. h4 b4 21. Bxb4 Qf6 22. f5 Ne5 23. Bc3 Rxa3 24. bxa3 Nd3+ 25. Bxd3 Qxc3+ 26. Bc2 Qxa3+ 27. Kd1 c3 28. Ne2 Bc4 29. Nc1 Re5 30. Rh3 Rd5+ 31. Nd3 h6 32. Qb6 Qa1+ 33. Qb1 Qa7 34. Ke2 Re5+ 35. Kf1 Rxf5+ 36. Rf3 Rxf3+ 37. gxf3 Qe3 38. Qb8+ Kh7 39. Qb1 Qxf3+ 40. Kg1 g6 41. Ne1 Qe3+ 42. Kh2 Qf4+ 43. Kg1 Qxh4 44. Ng2 Qd4+ 45. Kh2 Be6 46. Qe1 h5 47. Qg3 d5 48. Qf4 Qxf4+ 49. Nxf4 Kg7 50. Kg3 Bf5 51. Bxf5 gxf5 52. Ne2 c2 53. Kf4 h4 54. Kf3 d4 55. Nc1 h3 56. Kg3 Kf6 57. Kxh3 Ke5 58. Kg3 Ke4 59. Kf2 d3 60. Ke1 Ke3 61. Nb3 d2+ 62. Nxd2 c1Q# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.03.13"]
[Round "10"]
[White "Pavasovic, Dusko"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2546"]
[BlackElo "2492"]
[PlyCount "101"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Ljubljana Turtles"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 h6 7. a4 a6 8. Re1 Ba7 9. a5 0-0 10. h3 Ne7 11. Nbd2 Ng6 12. Nf1 c6 13. Ba2 Re8 14. Be3 Bxe3 15. fxe3 Be6 16. Ng3 Bxa2 17. Rxa2 d5 18. Nd2 Qd7 19. Qf3 dxe4 20. Ngxe4 Nxe4 21. Nxe4 Qxd3 22. b4 Rf8 23. Rd2 Qc4 24. Rd7 f5 25. Qg3 Kh7 26. Rd6 Qf7 27. Nc5 Rad8 28. Red1 Rxd6 29. Rxd6 Re8 30. Qf3 e4 31. Qh5 Re5 32. Rd7 Re7 33. Rxe7 Qxe7 34. Qxf5 Qd6 35. Ne6 Qd1+ 36. Kh2 Qd6+ 37. Nf4 Qf6 38. Qxe4 Qd6 39. Kg3 h5 40. h4 Kh6 41. Qxg6+ Qxg6+ 42. Nxg6 Kxg6 43. Kf4 Kf6 44. e4 c5 45. e5+ Ke6 46. Ke4 cxb4 47. cxb4 g6 48. g3 Ke7 49. Kd5 Kd7 50. e6+ Ke7 51. Ke5 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.27"]
[Round "8"]
[White "Braun, Arik"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2598"]
[BlackElo "2492"]
[PlyCount "111"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Berlin Bears"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. d4 f5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 c6 6. Nbd2 0-0 7. Be2 d5 8. c4 Kh8 9. a4 Be6 10. 0-0 Ne4 11. b5 c5 12. cxd5 Bxd5 13. Qc2 cxd4 14. Bxd4 Bxd4 15. Nxd4 Nxd2 16. Qxd2 Nd7 17. Rfd1 Qb6 18. Rac1 Nf6 19. Qb4 Qd6 20. Qxd6 exd6 21. Rc7 Rac8 22. Rdc1 Rxc7 23. Rxc7 Rf7 24. Rc8+ Kg7 25. f3 Rf8 26. Rc3 Rd8 27. Kf2 Kf7 28. Rc7+ Rd7 29. Rc8 Re7 30. a5 Re8 31. Rc7+ Re7 32. Rc1 Re8 33. b6 axb6 34. axb6 Ke7 35. Rc7+ Kd8 36. Nb5 Re7 37. Rc1 Rd7 38. Na7 Ke7 39. Bb5 Rd8 40. Rc7+ Kf8 41. h4 h6 42. Kg3 g5 43. hxg5 hxg5 44. Kf2 f4 45. e4 Be6 46. Rxb7 d5 47. e5 Ng8 48. Rc7 Rb8 49. b7 Ne7 50. Rxe7 Kxe7 51. Nc6+ Kd7 52. Nxb8+ Kc7 53. Nc6 Kxb7 54. Nd8+ Kb6 55. Nxe6 Kxb5 56. Nxg5 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.27"]
[Round "8"]
[White "Klein, David"]
[Black "Huschenbeth, Niclas"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2492"]
[BlackElo "2585"]
[PlyCount "106"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Berlin Bears"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. d4 cxd4 8. Nxd4 Bb4+ 9. Bc3 Bd6 10. Nd2 Bg4 11. Be2 Bxe2 12. Qxe2 0-0 13. 0-0 Rc8 14. h3 Re8 15. Rad1 Be5 16. Nxc6 bxc6 17. Bxe5 Rxe5 18. Nf3 Re7 19. Qb2 c5 20. Rc1 Qb6 21. Rc2 Rec7 22. Qe5 Qe6 23. Qb2 a5 24. Rfc1 h6 25. Qa3 Qb6 26. Ne5 Ne4 27. Qb2 Qb5 28. Nf3 a4 29. Nd4 Qd7 30. Ne2 Rb8 31. Qe5 axb3 32. axb3 Re8 33. Qh5 Rb7 34. Nf4 Nf6 35. Qf3 d4 36. Rxc5 dxe3 37. fxe3 Rxb3 38. R5c3 Qd2 39. Rxb3 Qxc1+ 40. Kh2 Ne4 41. Ne2 Qc8 42. Rd3 g5 43. Rd4 Qc7+ 44. Ng3 f5 45. Rd5 h5 46. Rxf5 h4 47. Kg1 hxg3 48. Qh5 Qc1+ 49. Rf1 Qxe3+ 50. Kh1 Nf2+ 51. Kg1 Nxh3+ 52. Kh1 Qg1+ 53. Rxg1 Nf2# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.27"]
[Round "8"]
[White "Klein, David"]
[Black "Mons, Leon"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2492"]
[BlackElo "2544"]
[PlyCount "69"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Berlin Bears"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 h6 7. f4 h5 8. Nf3 Nf6 9. Bd3 Ng4 10. e5 d5 11. Nd1 Bf5 12. Nf2 Qc8 13. a4 bxa4 14. Rxa4 Bxd3 15. Nxd3 Nd7 16. b3 0-0 17. 0-0 f6 18. Qe2 Bh6 19. Bd2 c5 20. exf6 exf6 21. Qe6+ Kg7 22. dxc5 Re8 23. Qxd5 Nf8 24. Re4 Rxe4 25. Qxe4 Ra7 26. Re1 Rf7 27. Bc3 Nd7 28. Bd4 Nb8 29. Qe6 Qc7 30. Ng5 Bxg5 31. hxg5 Nc6 32. Bc3 Kh7 33. gxf6 Nb4 34. Bxb4 Rxf6 35. Qe7+ 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.27"]
[Round "8"]
[White "Osmanodja, Filiz"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2318"]
[BlackElo "2492"]
[PlyCount "88"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Berlin Bears"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nc3 a6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 b5 7. 0-0 Nf6 8. Qe2 Bb7 9. Bg5 Bd6 10. g3 h6 11. Bxf6 gxf6 12. a4 b4 13. Nd1 h5 14. Ne3 h4 15. Kg2 Be5 16. Nf3 h3+ 17. Kg1 Bxb2 18. Rab1 Bc3 19. Nd1 a5 20. Rb3 Be5 21. Nxe5 fxe5 22. Ne3 Nc6 23. c3 Rc8 24. Rfb1 Ba8 25. Qf3 f5 26. Nxf5 exf5 27. Qxf5 Ne7 28. Qf6 Rf8 29. Qh6 Qc5 30. Rf1 bxc3 31. Ba6 Qc6 32. Qh5+ Kd8 33. Bxc8 Qxe4 34. f3 Qd4+ 35. Rf2 Qd1+ 36. Rf1 Qxb3 37. Qh6 Rxf3 38. Qh8+ Qg8 39. Qxe5 Rxf1+ 40. Kxf1 Qc4+ 41. Kg1 Nc6 42. Qh8+ Kc7 43. Bxd7 Qd4+ 44. Kf1 Qxh8 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.02.09"]
[Round "6.5"]
[White "Meng, Roger"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2421"]
[BlackElo "2492"]
[PlyCount "223"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nbd2 Bf5 5. Nh4 Bg4 6. h3 Bh5 7. Qb3 Qb6 8. e3 e6 9. c5 Qc7 10. Qc3 Be7 11. g4 Bg6 12. Nxg6 hxg6 13. Bg2 Nbd7 14. b4 a5 15. a3 e5 16. dxe5 Nxe5 17. Bb2 Ned7 18. Nb3 axb4 19. axb4 Rxa1+ 20. Bxa1 b6 21. g5 Nh5 22. h4 bxc5 23. bxc5 f6 24. Nd4 Nxc5 25. 0-0 0-0 26. Bb2 Qd7 27. Qc2 Kh7 28. Bf3 Qh3 29. Bxh5 Ne4 30. f3 Rb8 31. fxe4 Qg3+ 32. Qg2 Qxg2+ 33. Kxg2 Rxb2+ 34. Rf2 Rb6 35. Bf3 c5 36. Ne2 dxe4 37. Bxe4 Rb4 38. Bd3 Rxh4 39. gxf6 gxf6 40. Nf4 f5 41. Ra2 Bd6 42. Ra7+ Kh6 43. Kf3 Bxf4 44. exf4 Rh3+ 45. Ke2 Rh2+ 46. Ke3 Rh3+ 47. Kd2 c4 48. Be2 c3+ 49. Kc2 Rh2 50. Kd3 Rh3+ 51. Kd4 Rh2 52. Ke3 Rh3+ 53. Bf3 Rh2 54. Rc7 c2 55. Be2 Rh3+ 56. Kd2 Rg3 57. Rxc2 g5 58. Rc6+ Kg7 59. fxg5 Rxg5 60. Ke3 f4+ 61. Kxf4 Rg6 62. Rc7+ Kf6 63. Bg4 Rg7 64. Rc6+ Ke7 65. Bf5 Ke8 66. Rc8+ Ke7 67. Ke5 Kf7 68. Rc6 Ke7 69. Re6+ Kd8 70. Kf6 Ra7 71. Rc6 Rf7+ 72. Ke6 Re7+ 73. Kd6 Rd7+ 74. Ke5 Re7+ 75. Kd5 Rg7 76. Kd6 Rd7+ 77. Ke5 Re7+ 78. Be6 Rc7 79. Ra6 Ke7 80. Ra4 Rc5+ 81. Bd5 Rc7 82. Rg4 Kd8 83. Rg6 Ke7 84. Bc6 Kd8 85. Kd6 Rd7+ 86. Kc5 Rf7 87. Re6 Re7 88. Rd6+ Kc7 89. Bd5 Rd7 90. Ra6 Re7 91. Ra8 Kd7 92. Ra6 Kc7 93. Be6 Kd8 94. Bf5 Rc7+ 95. Kd6 Rd7+ 96. Ke5 Rb7 97. Rc6 Ke7 98. Be4 Ra7 99. Rh6 Rc7 100. Bd5 Kd8 101. Bc6 Re7+ 102. Kd6 Rd7+ 103. Kc5 Rg7 104. Re6 Re7 105. Rf6 Kc7 106. Bd5 Rd7 107. Ra6 Re7 108. Rc6+ Kd8 109. Rd6+ Kc7 110. Be6 Rg7 111. Rd7+ Rxd7 112. Bxd7 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.07"]
[Round "5"]
[White "Alvarado Diaz, Alejandro"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2388"]
[BlackElo "2492"]
[PlyCount "167"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Barcelona Raptors"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "NED"]

1. g3 d5 2. Bg2 Bf5 3. c4 c6 4. cxd5 cxd5 5. Qb3 e6 6. Qxb7 Nd7 7. Nf3 Ngf6 8. 0-0 Bc5 9. Qb3 Rb8 10. Qd1 0-0 11. Nc3 h6 12. d3 Bd6 13. Nd4 Ne5 14. Nxf5 exf5 15. Nxd5 Nxd5 16. Bxd5 Ng4 17. Bg2 h5 18. h3 Ne5 19. e4 h4 20. d4 Nc4 21. e5 Be7 22. g4 Nxb2 23. Bxb2 Rxb2 24. gxf5 Bb4 25. Qg4 Qd7 26. d5 Bc3 27. e6 Qd6 28. Rac1 Bf6 29. Rc6 Qe5 30. Qe4 Rd8 31. Qxe5 Bxe5 32. e7 Re8 33. d6 Bxd6 34. Rxd6 Rxe7 35. Bd5 Kh7 36. f6 gxf6 37. Rxf6 Kg7 38. Rf4 Re5 39. Bb3 Rg5+ 40. Kh1 f6 41. Rxh4 a5 42. Rf4 Kg6 43. h4 Rh5 44. Rg1+ Kh7 45. Kh2 a4 46. Rxa4 Rxf2+ 47. Rg2 Rxg2+ 48. Kxg2 Kg6 49. Bc2+ Kf7 50. Kg3 Rc5 51. Bb3+ Kg6 52. Rg4+ Kh5 53. Rf4 Kg6 54. Rg4+ Kh5 55. Bf7+ Kh6 56. Rg6+ Kh7 57. Rxf6 Kg7 58. Rf3 Kh6 59. Bb3 Kg7 60. Rf4 Kh6 61. Kf3 Kh5 62. Ke3 Rc3+ 63. Kd4 Rc8 64. a4 Rb8 65. Kc3 Rc8+ 66. Rc4 Rb8 67. a5 Rb5 68. Ra4 Rc5+ 69. Kb2 Rc7 70. a6 Ra7 71. Bd5 Kh6 72. Bb7 Kh5 73. Kc3 Kh6 74. Kb4 Kg7 75. Ka5 Kf6 76. Kb6 Rxa6+ 77. Bxa6 Kg6 78. Ra5 Kh6 79. Rg5 Kh7 80. Kc6 Kh6 81. Kd6 Kh7 82. Ke6 Kh6 83. Kf7 Kh7 84. Rh5# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.07"]
[Round "5"]
[White "Forcen Esteban, Daniel"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2567"]
[BlackElo "2492"]
[PlyCount "70"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Barcelona Raptors"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. c4 d4 3. b4 g5 4. Bb2 Bg7 5. Nxg5 e5 6. Ne4 f5 7. Ng3 Nf6 8. d3 h5 9. h4 Ng4 10. Nd2 Qe7 11. a3 e4 12. dxe4 f4 13. Nf5 Bxf5 14. exf5 Nxf2 15. Qa4+ b5 16. Qb3 Nxh1 17. cxb5 Nd7 18. Qd5 Nb6 19. Qc6+ Kf8 20. Ne4 Qxh4+ 21. Kd2 Ng3 22. Nc5 Rh6 23. Ne6+ Kg8 24. Qxc7 Rxe6 25. fxe6 Rc8 26. Qf7+ Kh8 27. e7 Ne4+ 28. Kd1 Nd6 29. Qe6 Qf2 30. Qxd6 Qxf1+ 31. Kd2 Nc4+ 32. Kd3 Nxb2+ 33. Ke4 Qxe2+ 34. Kf5 Qg4+ 35. Ke4 f3+ 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.07"]
[Round "5"]
[White "Klein, David"]
[Black "Diaz Camallonga, Carles"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2492"]
[BlackElo "2432"]
[PlyCount "131"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Barcelona Raptors"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ESP"]

1. c4 e6 2. b3 Nf6 3. Bb2 Be7 4. Nf3 0-0 5. e3 b6 6. Be2 Bb7 7. Qc2 c5 8. a3 Nc6 9. Ng5 h6 10. h4 e5 11. Nc3 g6 12. Nge4 Nxe4 13. Nxe4 d6 14. h5 g5 15. Ng3 Bf6 16. Bf3 Qd7 17. Qf5 Qxf5 18. Nxf5 Rad8 19. Nxh6+ Kh7 20. Nf5 Na5 21. Bxb7 Nxb7 22. e4 Na5 23. Rh3 Nc6 24. Bc3 g4 25. Rg3 Rg8 26. Ke2 Rg5 27. Rh1 Nd4+ 28. Bxd4 exd4 29. f4 gxf3+ 30. Kxf3 Rxg3+ 31. Kxg3 Rb8 32. a4 a6 33. Kh3 Be5 34. Rf1 b5 35. axb5 axb5 36. Ne7 Kg7 37. Rf3 bxc4 38. bxc4 Rb2 39. d3 Rd2 40. g3 f6 41. Kg4 Rh2 42. Nd5 Kf7 43. Nf4 Rh1 44. Ng6 Kg7 45. Nh4 Rh2 46. Kf5 Kf7 47. h6 Rh1 48. Kg4 Rd1 49. Kh5 Rd2 50. g4 Kg8 51. g5 fxg5 52. Kg6 Bf4 53. Nf5 Rh2 54. Rf1 Kf8 55. h7 Ke8 56. Ng7+ Ke7 57. Rxf4 gxf4 58. Nh5 Rg2+ 59. Kh6 f3 60. h8Q f2 61. Qf6+ Kd7 62. Qf7+ Kc6 63. Qf3 Rh2 64. e5+ Kd7 65. Qf7+ Kc6 66. e6 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.02.07"]
[Round "5"]
[White "Klein, David"]
[Black "Herrera Reyes, Jose Antonio"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2492"]
[BlackElo "2324"]
[PlyCount "65"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Barcelona Raptors"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ESP"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. f4 d6 8. Qe2 Nbd7 9. Bd2 b5 10. g4 b4 11. Nd1 e5 12. Nf5 g6 13. Ng3 exf4 14. Bxf4 Ne5 15. Ne3 Nexg4 16. 0-0-0 Nxe3 17. Qxe3 Ng4 18. Qd4 Ne5 19. Rhg1 Be6 20. Kb1 h5 21. Qxb4 h4 22. Ne2 Bg7 23. Nd4 Bd7 24. Nf5 Bf8 25. Ne3 Rb8 26. Nd5 Qa7 27. Qa3 Bg7 28. Qxd6 Rxb2+ 29. Ka1 Nc6 30. Nf6+ Kd8 31. Kxb2 Rh5 32. Kc1 Qb6 33. Qxd7# 1-0

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "6"]
[White "Ibarra Jerez, Jose Carlos"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2543"]
[BlackElo "2492"]
[PlyCount "115"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 b5 5. Bd3 d6 6. h3 Nd7 7. Be3 e5 8. Qd2 Qe7 9. 0-0 Ngf6 10. a4 b4 11. Ne2 a5 12. c3 c5 13. dxe5 dxe5 14. Ng3 0-0 15. Rfe1 Rd8 16. Rad1 Nb6 17. Qc2 bxc3 18. b3 c4 19. bxc4 Nfd7 20. Rb1 Ba6 21. Bxb6 Nxb6 22. Rxb6 Qc5 23. Rb3 Bf8 24. Qxc3 Qc7 25. Qxe5 Qc6 26. Bf1 Qxa4 27. Rb6 Qa3 28. Ra1 Qc5 29. Qxc5 Bxc5 30. Rc6 Bb4 31. c5 Bc3 32. Rc1 Bxf1 33. Rxc3 Bb5 34. Rb6 Rdb8 35. Rb3 a4 36. R3xb5 Rxb6 37. cxb6 a3 38. Rb1 a2 39. Ra1 Ra6 40. b7 Rb6 41. Rxa2 Rxb7 42. e5 Kg7 43. Ne4 Rb1+ 44. Kh2 h6 45. Ra7 g5 46. e6 Kg6 47. exf7 Kg7 48. Ne5 Rb6 49. f8Q+ Kxf8 50. Nd7+ Kg8 51. Nxb6 h5 52. Nf6+ Kf8 53. Nxh5 g4 54. hxg4 Ke8 55. g5 Kf8 56. g6 Kg8 57. Nf6+ Kf8 58. Rf7# 1-0

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "2"]
[White "Klein, David"]
[Black "Abdusattorov, Nodirbek"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2492"]
[BlackElo "2560"]
[PlyCount "106"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 c5 3. e3 d5 4. Nf3 e6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. 0-0 Bd6 8. c4 0-0 9. cxd5 Nxd5 10. Nc3 N7f6 11. Nxd5 exd5 12. d4 c4 13. bxc4 dxc4 14. a4 a6 15. a5 Rc8 16. Qc2 Nd5 17. Bc3 Qd7 18. e4 Nxc3 19. Qxc3 Rfe8 20. Rfe1 h6 21. Rab1 Rc7 22. h3 Bf8 23. Ne5 Qc8 24. Rb6 Rd8 25. Rc1 Bd6 26. Nf3 Be7 27. Rc2 Qd7 28. Rcb2 Bf6 29. e5 Be7 30. Kh2 Qd5 31. Rb1 Rdd7 32. Re1 Rc6 33. Rxc6 Qxc6 34. Rb1 Qd5 35. Rb6 Bd8 36. Rd6 Rxd6 37. exd6 Qxd6+ 38. g3 Qd5 39. Kg2 Bxa5 40. Qe3 Bb4 41. Qe8+ Bf8 42. Qc8 b5 43. g4 b4 44. Kg3 c3 45. Ne5 Qxd4 46. Nd7 Qd6+ 47. f4 b3 48. Nxf8 Qxf8 49. Qxc3 Qb8 50. Kh4 b2 51. f5 b1Q 52. f6 g5+ 53. Kh5 Qg6# 0-1

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "5"]
[White "Klein, David"]
[Black "Amin, Bassem"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2492"]
[BlackElo "2710"]
[PlyCount "60"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. Nbd2 Bg7 8. Nf1 0-0 9. Ng3 b5 10. Bc2 h6 11. Bd2 d5 12. Qc1 Kh7 13. h4 Bg4 14. Nh2 Be6 15. h5 dxe4 16. hxg6+ fxg6 17. dxe4 h5 18. Nf3 Bg8 19. Ng5+ Kh8 20. Qd1 Qe8 21. Qe2 Rd8 22. Be3 Bc4 23. Qf3 Nh7 24. Nxh5 Rxf3 25. Nf6 Rxe3+ 26. fxe3 Bxf6 27. Nxh7 Kg7 28. g4 Qd7 29. Rd1 Qxg4 30. Rxd8 Qe2# 0-1

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "7"]
[White "Klein, David"]
[Black "Boe, Mads"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2492"]
[BlackElo "2287"]
[PlyCount "109"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. c4 c6 4. Nf3 Bxf3 5. gxf3 e6 6. e3 Nf6 7. Nc3 g6 8. d4 Bd6 9. f4 Nbd7 10. Be2 Qe7 11. Qc2 a6 12. Bf3 Bb4 13. a3 Bd6 14. c5 Bc7 15. b4 0-0 16. h4 b6 17. Ne2 a5 18. Rb1 axb4 19. axb4 b5 20. h5 Kg7 21. Kf1 Rg8 22. Ng3 Kf8 23. Bc3 Ke8 24. Ke2 Kf8 25. hxg6 hxg6 26. Ra1 Kg7 27. Qb2 Rgb8 28. Qb1 Qd8 29. Qg1 Rxa1 30. Bxa1 Ra8 31. Bc3 Ra3 32. Bd2 Kf8 33. Rh8+ Ng8 34. f5 Qf6 35. Qh1 exf5 36. Qh7 Qxh8 37. Qxh8 Ra2 38. Qh1 f4 39. Nf1 Ngf6 40. Qh8+ Ng8 41. Kd3 Ndf6 42. Qh3 Ne7 43. Qh6+ Kg8 44. Qg5 Kg7 45. Kc3 Nf5 46. Kb3 Ra1 47. Nh2 Rb1+ 48. Kc2 Ra1 49. Ng4 Bd8 50. Nxf6 Bxf6 51. Qxf4 Ra2+ 52. Kc1 Ra1+ 53. Kb2 Ra4 54. Qc7 Bxd4+ 55. exd4 1-0

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "1"]
[White "Klein, David"]
[Black "Calistri, Tristan"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2492"]
[BlackElo "2290"]
[PlyCount "133"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. g3 a5 7. Bg2 a4 8. 0-0 0-0 9. h3 Re8 10. a3 Bf8 11. g4 c6 12. Nf5 d5 13. exd5 Bxf5 14. gxf5 Nxd5 15. Nxd5 cxd5 16. Qxd5 Qf6 17. Bf4 Nc6 18. c3 Ra5 19. Qd7 Re7 20. Qd3 Rxf5 21. Bg3 Ne5 22. Qc2 Nf3+ 23. Kh1 Re8 24. Rad1 b5 25. Qd3 g6 26. Qd7 Qe7 27. Qc6 Qe2 28. Rd5 Rxd5 29. Qxd5 Nd2 30. Rg1 Ne4 31. Bxe4 Rxe4 32. Kg2 h5 33. h4 Re6 34. Rd1 Qxb2 35. Qa8 Qc2 36. Rd8 Qe4+ 37. Qxe4 Rxe4 38. Bd6 Kg7 39. Bxf8+ Kf6 40. Bc5 Rg4+ 41. Kf3 Rxh4 42. Bd4+ Ke6 43. Rb8 Rh1 44. Rxb5 Ra1 45. Rb6+ Kd5 46. Rf6 Rxa3 47. Rxf7 Rb3 48. Rg7 a3 49. Rxg6 a2 50. Ra6 Rb2 51. Bh8 Kc4 52. Kg3 Re2 53. f4 h4+ 54. Kxh4 Rh2+ 55. Kg5 Rxh8 56. Rxa2 Kxc3 57. f5 Kd4 58. Re2 Kd5 59. f6 Kd6 60. Kg6 Rg8+ 61. Kh7 Rg3 62. f7 Rh3+ 63. Kg8 Rg3+ 64. Kf8 Kd7 65. Rd2+ Ke6 66. Ke8 Ra3 67. f8Q 1-0

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "9"]
[White "Klein, David"]
[Black "Gukesh, Dommaraju"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2492"]
[BlackElo "2508"]
[PlyCount "76"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. Nf3 Nf6 4. 0-0 0-0 5. c4 d6 6. Nc3 Nc6 7. d4 Bg4 8. h3 Bxf3 9. Bxf3 Nd7 10. e3 e5 11. d5 Ne7 12. Bg2 f5 13. Rb1 e4 14. Ne2 Nc5 15. Nf4 g5 16. Nh5 Be5 17. b4 Nd3 18. f3 Nxc1 19. Rxc1 exf3 20. Qxf3 Qe8 21. g4 f4 22. exf4 gxf4 23. c5 Ng6 24. Kh1 Qe7 25. Qe4 Qg5 26. cxd6 cxd6 27. Rc7 Rac8 28. Rxb7 f3 29. Bxf3 Rc1 30. Qe2 Nh4 31. Bg2 Rcxf1+ 32. Bxf1 Qc1 33. Kg1 Rxf1+ 34. Qxf1 Bd4+ 35. Kh2 Qxf1 36. Rb8+ Kf7 37. Rb7+ Kg6 38. Kg3 Qf2# 0-1

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "4"]
[White "Moussard, Jules"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2605"]
[BlackElo "2492"]
[PlyCount "170"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. h4 h6 6. f3 b5 7. a4 b4 8. Nd5 a5 9. Bc4 e6 10. Nf4 Ne7 11. Nge2 c6 12. c3 d5 13. Bd3 Ba6 14. Qd2 Qb6 15. 0-0 Nd7 16. Rac1 0-0 17. c4 h5 18. Nh3 Rfe8 19. Ng5 Qb7 20. Kh1 dxc4 21. Bxc4 Bxc4 22. Rxc4 Nb6 23. Rcc1 Nxa4 24. Nf4 c5 25. Nfxe6 fxe6 26. Nxe6 cxd4 27. Bxd4 Nc6 28. Bxg7 Rxe6 29. Qd5 Rae8 30. Bh6 Nb6 31. Qb5 Nd4 32. Qxa5 Nb3 33. Qxb4 Nxc1 34. Rxc1 Qe7 35. Qe1 Rc8 36. Ra1 Ra8 37. Rc1 Rc8 38. Ra1 Nc4 39. Bg5 Qd7 40. Rd1 Qb7 41. b4 Ne5 42. Rd5 Nf7 43. Be3 Rb8 44. b5 Rbe8 45. Qd2 Re5 46. b6 Rxd5 47. exd5 Rd8 48. Qd3 Kh7 49. Qe4 Rxd5 50. Kh2 Qb8+ 51. Bf4 Qb7 52. Qe6 Rd7 53. Qf6 Re7 54. Bd2 Qd7 55. Bf4 Re6 56. Qc3 Rxb6 57. Qc4 Rc6 58. Qb5 Rd6 59. Qc4 Rd4 60. Qc1 Qe7 61. Bg3 Rxh4+ 62. Bxh4 Qxh4+ 63. Kg1 Qd4+ 64. Kh2 Qf6 65. Qc8 Kg7 66. Qa8 Qe5+ 67. Kg1 Qe1+ 68. Kh2 Qe5+ 69. Kg1 h4 70. Qa4 g5 71. Qg4 Kg6 72. Kh1 Qa1+ 73. Kh2 Qe5+ 74. Kh1 Nh6 75. Qd7 Nf5 76. Qc6+ Kh5 77. Kg1 Qe1+ 78. Kh2 Qg3+ 79. Kh1 Qe1+ 80. Kh2 Qe5+ 81. Kg1 h3 82. gxh3 Qe1+ 83. Kg2 Ne3+ 84. Kh2 Qf2+ 85. Kh1 Qg2# 0-1

[Event "Titled Tuesday intern op 2nd Febr"]
[Site "Chess.com INT"]
[Date "2019.02.05"]
[Round "10"]
[White "Okhotnik, Vladimir"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2352"]
[BlackElo "2492"]
[PlyCount "144"]
[EventDate "2019.02.05"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 a6 2. d4 g6 3. h4 h6 4. h5 g5 5. f4 gxf4 6. Bxf4 d5 7. exd5 Nf6 8. Nc3 Nxd5 9. Be5 Rg8 10. Nf3 Nc6 11. Bc4 Be6 12. Qe2 Nxc3 13. bxc3 Bxc4 14. Qxc4 Rxg2 15. 0-0-0 Qd7 16. d5 Nxe5 17. Nxe5 Qf5 18. Nd3 0-0-0 19. Rhf1 Qxd5 20. Qxd5 Rxd5 21. Rxf7 Bg7 22. Nf4 Rxd1+ 23. Kxd1 Rg1+ 24. Kd2 Bf6 25. Nd5 Rg5 26. Nxe7+ Bxe7 27. Rxe7 Rxh5 28. c4 b6 29. a4 Kb7 30. Kc3 Kc6 31. Kb2 Rh4 32. Kb3 Rh3+ 33. c3 Rd3 34. Rh7 Rd6 35. Kb4 a5+ 36. Kb3 Kb7 37. c5 bxc5 38. Kc4 Kb6 39. Rh8 Rg6 40. Rb8+ Kc6 41. Ra8 Rg4+ 42. Kb3 Rg5 43. Ra6+ Kb7 44. Rxh6 Rg4 45. Rf6 c4+ 46. Kb2 Rg2+ 47. Ka3 Rc2 48. Rb6+ Kc8 49. Rb8+ Kd7 50. Rd8+ Ke6 51. Rd6+ Ke5 52. Rd5+ Ke4 53. Rd4+ Ke3 54. Rxc4 Kd3 55. Kb3 Rb2+ 56. Kxb2 Kxc4 57. Kc2 c5 58. Kd2 Kb3 59. Kd3 Kxa4 60. Kc4 Ka3 61. Kxc5 a4 62. Kb5 Kb3 63. c4 a3 64. c5 a2 65. c6 a1Q 66. Kb6 Qa8 67. Kc7 Kc4 68. Kd7 Kd5 69. c7 Qb7 70. Kd8 Qb6 71. Kc8 Kd6 72. Kd8 Qxc7+ 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.16"]
[Round "2"]
[White "Hansen, Torbjorn Ringdal"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2419"]
[BlackElo "2492"]
[PlyCount "94"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Norway Gnomes"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 0-0 9. d4 Bf6 10. Re1 Re8 11. Rxe8+ Nxe8 12. d5 c6 13. Nc3 Nc7 14. d6 Ne6 15. Ne4 b6 16. Nxf6+ Qxf6 17. c3 Bb7 18. Be3 c5 19. a4 Nf4 20. Qg4 Ne6 21. a5 Qe5 22. Qg3 Qe4 23. Rd1 Qc2 24. Rd2 Qb1 25. Qg4 bxa5 26. Qd1 Qe4 27. Qc2 Qg4 28. h3 Qh5 29. Qa4 Bc6 30. Qxa5 Qg6 31. b4 f5 32. b5 Be4 33. f3 Bxf3 34. b6 axb6 35. Qxb6 Be4 36. Kh2 f4 37. Bxc5 Qg3+ 38. Kg1 Ng5 39. Qb3+ Kh8 40. Kh1 Qxh3+ 41. Kg1 Qg3 42. Kh1 f3 43. Qd1 Qg4 44. Qe1 fxg2+ 45. Bxg2 Bxg2+ 46. Rxg2 Qh3+ 47. Rh2 Qxh2+ 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.16"]
[Round "2"]
[White "Klein, David"]
[Black "Holm, Kristian Stuvik"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2492"]
[BlackElo "2468"]
[PlyCount "148"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Norway Gnomes"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NOR"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 Ke8 10. Nc3 Be7 11. Bf4 h5 12. Rad1 Be6 13. Ng5 Bxg5 14. Bxg5 Ne7 15. Rfe1 Rd8 16. Ne4 b6 17. b3 Rxd1 18. Rxd1 Bf5 19. Re1 Kd7 20. c4 h4 21. Nd2 Ng6 22. Nf3 c5 23. Bd2 a5 24. Bc3 Nf4 25. Ng5 Ne6 26. Rd1+ Ke7 27. Nf3 Be4 28. Nh2 Rd8 29. Re1 Bc2 30. Nf1 a4 31. bxa4 Bxa4 32. Ne3 Bc6 33. Nf5+ Kf8 34. Nxh4 Rd3 35. Rc1 Nf4 36. Kf1 g5 37. g3 gxh4 38. gxf4 Rxh3 39. Ke2 Rf3 40. e6 fxe6 41. Be5 h3 42. Bxc7 Ra3 43. f5 exf5 44. Rb1 Rxa2+ 45. Ke3 Ra3+ 46. Kf4 h2 47. Bxb6 Rf3+ 48. Kg5 Rh3 49. Bxc5+ Kf7 50. Kxf5 h1Q 51. Rxh1 Rxh1 52. Be3 Rh5+ 53. Kg4 Rh1 54. Kf4 Ke6 55. Kg5 Be4 56. Kf4 Bf5 57. c5 Rh4+ 58. Kg3 Rc4 59. Kf3 Be4+ 60. Kf4 Bc6+ 61. Kg3 Rc2 62. Kf4 Rc4+ 63. Kg3 Kf5 64. Kh2 Kg4 65. f4 Rc2+ 66. Kg1 Kf3 67. f5 Kxe3 68. f6 Rg2+ 69. Kf1 Rf2+ 70. Kg1 Rxf6 71. Kh2 Kf2 72. Kh3 Bf3 73. Kh4 Rf5 74. c6 Rh5# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.16"]
[Round "2"]
[White "Klein, David"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2492"]
[BlackElo "2625"]
[PlyCount "116"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Norway Gnomes"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NOR"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 c6 5. 0-0 Nh6 6. c4 Nf5 7. e3 0-0 8. Qe2 b6 9. Rd1 Ba6 10. Ne5 f6 11. Nf3 Bxc4 12. Qc2 Nd6 13. Nc3 Nd7 14. e4 e6 15. Bf4 Qe7 16. Re1 Rac8 17. b3 Ba6 18. exd5 cxd5 19. Nxd5 Qf7 20. Qd2 Ne4 21. Rxe4 exd5 22. Ree1 Rfe8 23. Rxe8+ Rxe8 24. Re1 Bf8 25. h4 Rxe1+ 26. Qxe1 Qe7 27. Qc3 b5 28. Qc6 Nb6 29. Kh2 b4 30. Bc7 Qd7 31. Qxd7 Nxd7 32. Nd2 Bb7 33. Nf1 f5 34. Bd8 Kf7 35. Nd2 Nf6 36. Bxf6 Kxf6 37. f4 Bd6 38. Kg1 h6 39. Kf2 g5 40. hxg5+ hxg5 41. Ke3 g4 42. Bf1 Bc7 43. Bb5 Ke7 44. Nf1 Bb6 45. Bd3 Bc8 46. Bb5 a6 47. Bd3 Kd6 48. Nd2 Ke7 49. Nf1 Kd6 50. Be2 Ke7 51. Kd3 a5 52. Ke3 Bd7 53. Bd3 Kf6 54. Bc2 Bb5 55. Bd3 Bd7 56. Bc2 Bb5 57. Bd3 Bd7 58. Bc2 Bb5 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.16"]
[Round "2"]
[White "Salomon, Johan"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2494"]
[BlackElo "2492"]
[PlyCount "201"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Norway Gnomes"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. Nf3 c5 2. b3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb2 Nf6 6. Nxc6 bxc6 7. g3 Qa5+ 8. Qd2 Qd5 9. Qxd5 Nxd5 10. Bg2 Bd7 11. Na3 Nb6 12. 0-0-0 Rc8 13. c4 e6 14. Nc2 d5 15. cxd5 cxd5 16. e4 dxe4 17. Bxe4 f5 18. Bg2 Kf7 19. Kb1 Be7 20. Rd2 Rhd8 21. Rhd1 Bb5 22. Rxd8 Rxd8 23. Rxd8 Bxd8 24. Nd4 Bd3+ 25. Kc1 Nd5 26. Nc6 Bc7 27. Nxa7 g5 28. Nc6 Bb5 29. Nd4 Bd7 30. a3 f4 31. Nf3 fxg3 32. hxg3 g4 33. Ne5+ Bxe5 34. Bxe5 h5 35. Kb2 Ne7 36. a4 Ng6 37. Bc7 h4 38. gxh4 Nxh4 39. Bb7 Nf5 40. a5 Nd4 41. a6 Nb5 42. Bb6 Ke7 43. a7 Nxa7 44. Bxa7 Kd6 45. Kc3 e5 46. Be4 Be6 47. Bb8+ Kc5 48. Bxe5 Bd7 49. b4+ Kb6 50. Bd4+ Kb5 51. Bd3+ Ka4 52. Bc5 Be6 53. Kd4 Bd7 54. Ke3 Bc8 55. Kf4 Kb3 56. Bf5 Bxf5 57. Kxf5 g3 58. fxg3 Kc4 59. g4 Kb5 60. g5 Kc4 61. g6 Kb5 62. g7 Kc4 63. Ke6 Kb5 64. Kf7 Kc4 65. Be7 Kb3 66. Bf8 Ka4 67. Kg6 Kb5 68. Kh6 Ka4 69. Kh7 Kb5 70. Kh8 Ka4 71. Bc5 Kb5 72. g8Q Ka4 73. Qa2+ Kb5 74. Qb1 Ka4 75. Qa1+ Kb5 76. Bb6 Kc4 77. Qh1 Kb5 78. Bg1 Kc4 79. b5 Kxb5 80. Bb6 Kc4 81. Kg7 Kb5 82. Kf6 Kc4 83. Ke5 Kb5 84. Bg1 Kc4 85. Qg2 Kc3 86. Kd5 Kd3 87. Qf3+ Kc2 88. Bh2 Kd2 89. Bb8 Ke1 90. Qg2 Kd1 91. Kd4 Kc1 92. Kc5 Kb1 93. Kb6 Kc1 94. Ka7 Kd1 95. Ka8 Ke1 96. Kb7 Kd1 97. Kc6 Ke1 98. Kd5 Kd1 99. Kc4 Ke1 100. Kd3 Kd1 101. Qd2# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.08"]
[Round "1"]
[White "Delorme, Alban"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2320"]
[BlackElo "2492"]
[PlyCount "92"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Marseille Migraines"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. 0-0 d5 6. Nxd4 Be7 7. c4 e5 8. Nf3 e4 9. Nd4 dxc4 10. Qa4+ Nbd7 11. Rd1 0-0 12. Qxc4 Qa5 13. Nc3 Qh5 14. Nxe4 Nxe4 15. Bxe4 Ne5 16. Qc7 Ng4 17. Nf3 Bc5 18. e3 Bb6 19. Qf4 Nf6 20. Bd3 Bg4 21. Be2 Rae8 22. Kg2 Re4 23. Qd6 Re6 24. Qf4 Nd5 25. Rxd5 Bh3+ 26. Kg1 Qxd5 27. Bd2 h5 28. Bc4 Qc6 29. Rc1 Rf6 30. Be2 Rxf4 31. Rxc6 Ra4 32. Rc1 Rxa2 33. Bb4 Rc8 34. Rxc8+ Bxc8 35. Ng5 Rxb2 36. Bxh5 g6 37. Bc3 Rb1+ 38. Kg2 gxh5 39. Ne4 Be6 40. Nf6+ Kf8 41. Nxh5 Bd5+ 42. f3 Bxe3 43. Nf6 Be6 44. f4 Ke7 45. h4 Rd1 46. Kf3 Bd4 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.08"]
[Round "1"]
[White "Klein, David"]
[Black "Bacrot, Alexandre"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2492"]
[BlackElo "2257"]
[PlyCount "77"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Marseille Migraines"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "FRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. d4 exd4 6. Bb3 Na5 7. Qxd4 Nxb3 8. axb3 d6 9. Bg5 f6 10. Bh4 Bg4 11. Nbd2 Nc6 12. Qe3 Nb4 13. Qc3 c5 14. 0-0 Qc7 15. h3 Bd7 16. Nc4 Be7 17. Rad1 0-0-0 18. e5 dxe5 19. Ncxe5 Be6 20. Nc4 Rxd1 21. Rxd1 Rd8 22. Re1 Bxc4 23. Qxc4 Bd6 24. c3 Nd3 25. Re2 Ne5 26. Qe6+ Kb8 27. Nxe5 Bxe5 28. Rxe5 fxe5 29. Bxd8 Qxd8 30. Qxe5+ Qc7 31. Qxc7+ Kxc7 32. f4 Kc6 33. Kf2 b5 34. Ke3 Kd5 35. Kd3 c4+ 36. bxc4+ bxc4+ 37. Ke3 a5 38. g4 g6 39. f5 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.08"]
[Round "1"]
[White "Klein, David"]
[Black "Bacrot, Etienne"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2492"]
[BlackElo "2684"]
[PlyCount "113"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitoes"]
[BlackTeam "Marseille Migraines"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "FRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 h5 10. Kb1 Be7 11. h4 Qc7 12. f4 b5 13. a3 b4 14. axb4 Nxb4 15. Nb3 Bc6 16. Bd3 0-0 17. Qe2 Rfc8 18. e5 dxe5 19. fxe5 Ng4 20. Be4 Bxe4 21. Nxe4 Nxc2 22. Nd6 Bxd6 23. exd6 Qd7 24. Rh3 Nb4 25. Na5 Rab8 26. Rb3 Qa4 27. Ra3 Qd7 28. Rb3 Nd5 29. Qxa6 Ra8 30. Qb5 Qxd6 31. Rc1 Rcb8 32. Qc6 Qe5 33. Rxb8+ Rxb8 34. Nc4 Qe4+ 35. Ka1 Qxg2 36. Bd2 Ne5 37. Nxe5 Qxd2 38. Qc2 Qa5+ 39. Kb1 Nb4 40. Qc8+ Rxc8 41. Rxc8+ Kh7 42. Nxf7 Qf5+ 43. Ka1 Qxf7 44. b3 Qf2 45. Kb1 Qa2+ 46. Kc1 Qxb3 47. Kd2 Qd3+ 48. Kc1 Qe3+ 49. Kb1 Qe4+ 50. Kc1 Nd5 51. Kd2 Qxh4 52. Ke2 Qh2+ 53. Kf1 h4 54. Ke1 h3 55. Kf1 Qg2+ 56. Ke1 h2 57. Rh8+ 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2019.01.08"]
[Round "1"]
[White "Vachier Lagrave, Maxime"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2780"]
[BlackElo "2492"]
[PlyCount "97"]
[EventDate "2019.01.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]
[WhiteTeam "Marseille Migraines"]
[BlackTeam "Amsterdam Mosquitoes"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 Bd7 10. Rd1 Kc8 11. g4 Ne7 12. Ng5 Be8 13. f4 h5 14. Kg2 c5 15. Nc3 b6 16. Be3 Kb7 17. Rd2 f6 18. Ne6 fxe5 19. f5 hxg4 20. hxg4 Bc6+ 21. Kg3 Ng8 22. Bg5 Bd6 23. Rad1 Rh7 24. Nd8+ Rxd8 25. Bxd8 e4+ 26. Rxd6 cxd6 27. Rxd6 Nh6 28. Re6 Bd7 29. Rxe4 Kc8 30. Bg5 Nf7 31. Bf4 Kd8 32. Re1 Bc6 33. g5 Rh8 34. g6 Nh6 35. Bg5+ Kc8 36. Kf4 Ng8 37. Ne4 Rh2 38. Ke5 Rxc2 39. Ke6 Rg2 40. Kf7 Bxe4 41. Rxe4 Rxg5 42. Kxg7 Rxf5 43. Kxg8 Rf2 44. g7 Rxb2 45. Rg4 Rf2 46. Kh7 Rf7 47. Kh6 Rxg7 48. Rxg7 a6 49. Kg5 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.12.15"]
[Round "5.7"]
[White "Klein, David"]
[Black "Hachijan, Armen"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2492"]
[BlackElo "2294"]
[PlyCount "81"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Apeldoorn MuConsult"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 e5 5. e3 Nc6 6. Rb1 Be6 7. d3 Qd7 8. b4 Nge7 9. h3 0-0 10. Nge2 Nd8 11. Nd5 Nc8 12. Bb2 c6 13. Ndc3 h6 14. b5 Ne7 15. Qa4 d5 16. bxc6 Ndxc6 17. Ba3 Rfd8 18. 0-0 b6 19. Kh2 Rac8 20. Rfd1 d4 21. exd4 exd4 22. Ne4 Nf5 23. Nf4 Na5 24. Qc2 Be5 25. Qd2 Kg7 26. Rb5 f6 27. Nxe6+ Qxe6 28. Re1 Qd7 29. Bc1 Rh8 30. Kg1 h5 31. Rd5 Qc7 32. f4 Bd6 33. Nxd6 Nxd6 34. Ba3 Rcd8 35. Re6 Nab7 36. f5 Nc5 37. Bxc5 bxc5 38. fxg6 Nc8 39. Qf2 Rdf8 40. Qf5 Ne7 41. Rxe7+ 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "6"]
[White "Gabrielian, Artur"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2499"]
[BlackElo "2489"]
[PlyCount "137"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. Nf3 b5 6. Bd3 Nf6 7. e5 Nfd7 8. 0-0 Nb6 9. Ne4 0-0 10. Qe1 N8d7 11. e6 Nf6 12. exf7+ Rxf7 13. Neg5 Rf8 14. Ne6 Bxe6 15. Qxe6+ Kh8 16. f5 Qd7 17. Ng5 gxf5 18. Bxf5 Qxe6 19. Nxe6 Rg8 20. c3 Nfd5 21. Rf3 Raf8 22. Nxf8 Rxf8 23. Be6 Rxf3 24. gxf3 Bf6 25. Bh6 Nc7 26. Bf7 Bg7 27. Bg5 Bf8 28. Re1 Kg7 29. Bb3 Ncd5 30. Kf2 Kf7 31. Bc2 h6 32. Bc1 Bg7 33. Ke2 a5 34. Kd3 a4 35. h4 Nc4 36. b3 axb3 37. axb3 Ncb6 38. Bd2 Bf6 39. h5 Bg7 40. c4 bxc4+ 41. bxc4 Nf6 42. Rh1 Nbd7 43. f4 Ng4 44. Rf1 Ndf6 45. Bd1 e6 46. f5 e5 47. dxe5 Nxe5+ 48. Ke2 Ne4 49. Be1 Nxc4 50. Bb3 d5 51. Bxc4 dxc4 52. Rf4 Nd6 53. Bb4 Be5 54. Bxd6 Bxd6 55. Rxc4 c5 56. Kf3 Kf6 57. Kg4 Ke5 58. Rc1 Bf8 59. Re1+ Kf6 60. Re6+ Kf7 61. Rc6 Be7 62. Kf3 Ke8 63. Rxh6 Kd7 64. Ke4 Bg5 65. Rg6 Bd2 66. h6 Ke7 67. h7 Bc3 68. f6+ Bxf6 69. Rxf6 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "5"]
[White "Grachev, Boris V"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2626"]
[BlackElo "2489"]
[PlyCount "79"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 d6 6. 0-0 0-0 7. c4 Ne4 8. Nbd2 Nc6 9. d5 Nxd2 10. Qxd2 Ne5 11. Nxe5 dxe5 12. Bg3 e6 13. Rfd1 exd5 14. cxd5 Qf6 15. f3 c6 16. e4 cxd5 17. Qxd5+ Be6 18. Qb5 a6 19. Qb6 Qf7 20. Rd6 Rac8 21. Rxe6 fxe4 22. fxe4 Rc2 23. Bf3 Qd7 24. Rd6 Qc8 25. Rad1 Bh6 26. Qb3+ Rc4 27. Be2 b5 28. Bxc4+ bxc4 29. Qc2 Be3+ 30. Kh1 Bc5 31. Qxc4+ Kg7 32. Rd7+ Kh6 33. Qc1+ g5 34. h4 Rg8 35. R1d5 Kh5 36. Qd1+ g4 37. Rxe5+ Kg6 38. Re6+ Kh5 39. Qd5+ Rg5 40. Qxg5# 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "7"]
[White "Klein, David"]
[Black "Asgarizadeh, Ahmad"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2489"]
[BlackElo "2423"]
[PlyCount "173"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 Be7 6. e5 Nd5 7. Nc3 0-0 8. Nxd5 exd5 9. 0-0 d6 10. d3 Bg4 11. h3 Nd4 12. Qd1 Bxf3 13. Bxf3 dxe5 14. Bg2 Bf6 15. c3 Nc6 16. Qb3 Ne7 17. Qxb7 Qb6 18. Qd7 Rfd8 19. Qa4 Rab8 20. Qc2 a5 21. Kh2 g6 22. Rb1 h5 23. Kh1 Qd6 24. Bd2 Nf5 25. Rbe1 Bg7 26. Bg5 Re8 27. Bc1 Ne7 28. Bg5 Nf5 29. Bc1 Re6 30. Qa4 Qd8 31. h4 Rd6 32. Re2 Qc7 33. Rfe1 Rbd8 34. Kg1 Re6 35. Bg5 Rdd6 36. Bc1 Rd8 37. Qb3 Qd6 38. Qa3 Qc7 39. Qa4 Kh7 40. Bh3 Rf6 41. Qc2 Re8 42. Bg5 Nd6 43. Bxf6 Bxf6 44. Qd1 d4 45. c4 Rb8 46. Bg2 Nf5 47. Be4 Ng7 48. Bd5 Nf5 49. Kg2 Kg7 50. Be4 Nh6 51. Rf1 Ng4 52. Qd2 a4 53. Bf3 Nh6 54. Be4 Ng4 55. Rb1 Rb4 56. b3 Qb6 57. Qc2 a3 58. Rf1 Be7 59. Qc1 Bd6 60. Qxa3 f5 61. Bf3 Nf6 62. Qa8 Qc7 63. Qc6 Qd8 64. Rfe1 Rb6 65. Qa4 e4 66. dxe4 d3 67. Rd2 Be5 68. Qa7+ Kh6 69. exf5 Bc3 70. Red1 Bxd2 71. Rxd2 Rd6 72. fxg6 Qc8 73. Qf7 Qd8 74. Qb7 Kxg6 75. Qa7 Qc8 76. Qa5 Qf5 77. Qc3 Ng4 78. Qh8 Ne5 79. Qg8+ Kf6 80. Bd5 Ng4 81. Qf8+ Ke5 82. Qe7+ Kd4 83. Qxd6 Kc3 84. Rxd3+ Qxd3 85. Qf4 Kb2 86. Bf7 Kxa2 87. Bxh5 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "1"]
[White "Klein, David"]
[Black "Doluhanova, Evgeniya"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2489"]
[BlackElo "2367"]
[PlyCount "133"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bxc6 dxc6 9. Ne4 b6 10. d3 0-0 11. h3 Be6 12. Bg5 Bd5 13. Qe2 Ne6 14. Be3 Bxe4 15. dxe4 Qc7 16. c3 Bxe5 17. Nxe5 Qxe5 18. Qg4 h5 19. Qh4 Qf6 20. Qg3 Rfd8 21. f4 Rd3 22. f5 Ng7 23. Rf1 h4 24. Qf2 gxf5 25. Qe2 Rad8 26. exf5 Qe5 27. Rae1 Qe4 28. Bg5 Qxe2 29. Rxe2 f6 30. Bxh4 R8d7 31. Rff2 Kf7 32. Kh2 b5 33. g4 b4 34. c4 b3 35. axb3 Rxb3 36. Bg3 Rd4 37. Rc2 Rdd3 38. Rg2 Ne8 39. Rcd2 Nd6 40. Rxd3 Rxd3 41. Rc2 Ne4 42. Be1 Re3 43. Bf2 Nxf2 44. Rxf2 a5 45. Kg2 a4 46. Rd2 Re4 47. Rc2 Re3 48. h4 Kg7 49. Rd2 Kf7 50. Rc2 Kg7 51. Rf2 Re4 52. Kf3 Rxc4 53. Re2 Kf7 54. g5 Rb4 55. g6+ Kf8 56. Kg3 c4 57. h5 c3 58. bxc3 Rc4 59. h6 Rxc3+ 60. Kg4 Rc4+ 61. Kh5 Rc1 62. g7+ Kg8 63. Rxe7 Rh1+ 64. Kg6 Rg1+ 65. Kxf6 Kh7 66. Re8 a3 67. Rh8# 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "8"]
[White "Klein, David"]
[Black "Mikaelyan, Arman"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2489"]
[BlackElo "2474"]
[PlyCount "145"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. h3 Bg7 6. Bc4 Nb6 7. Bb3 0-0 8. Qe2 Nc6 9. 0-0 Bf5 10. Nc3 Na5 11. Bf4 Nxb3 12. axb3 c6 13. Rfe1 d5 14. Qd2 Re8 15. Bh6 Bh8 16. Ne2 a6 17. Ng3 Qd7 18. Nh4 Be6 19. f4 f5 20. Nf3 Rac8 21. b4 Bg7 22. Bxg7 Kxg7 23. b3 Na8 24. Ne2 Nc7 25. Nc1 h6 26. Nd3 b6 27. Qf2 Ra8 28. Ra2 Nb5 29. Qg3 Nc3 30. Raa1 Ne4 31. Qh4 Bf7 32. Nf2 a5 33. bxa5 Rxa5 34. Rxa5 bxa5 35. Nd3 Ra8 36. Ra1 Qa7 37. Qe1 Qb6 38. Kh2 Qb5 39. Ra4 e6 40. Nd2 Nc3 41. Ra1 a4 42. bxa4 Rxa4 43. Rxa4 Qxa4 44. Nb3 Nb5 45. Ndc5 Qc4 46. Qd2 Na3 47. c3 Nb1 48. Qc1 Nxc3 49. Qc2 Nb5 50. Qb2 g5 51. Qd2 Kg6 52. Qe3 Qc3 53. Qxc3 Nxc3 54. g3 Ne2 55. Nd3 Be8 56. Kg2 Bd7 57. Kf2 Nc3 58. Nbc5 Bc8 59. Nb4 gxf4 60. gxf4 Kh5 61. Nxc6 Ne4+ 62. Nxe4 fxe4 63. Kg3 Bd7 64. Nb4 Bb5 65. Nc2 Bd3 66. Ne3 Kg6 67. h4 Be2 68. Kf2 Bb5 69. Ng2 Kf5 70. Kg3 Bc6 71. h5 e3 72. Kf3 e2 73. Ne3# 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "4"]
[White "Klein, David"]
[Black "Oparin, Grigoriy"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2489"]
[BlackElo "2613"]
[PlyCount "95"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 c6 6. Be2 h6 7. Nc3 Nbd7 8. 0-0 Bd6 9. d4 Qe7 10. Bd3 0-0 11. Bxf5 exf5 12. cxd5 cxd5 13. Nb5 Rfc8 14. Rc1 a6 15. Nxd6 Qxd6 16. Qd3 Ne4 17. Rc2 f4 18. exf4 Qxf4 19. Rfc1 Rxc2 20. Qxc2 Ng5 21. Nxg5 Qxg5 22. Qc7 Re8 23. h3 Nf6 24. Rd1 Re2 25. Qc8+ Kh7 26. Bc1 Qh5 27. Rf1 Ne4 28. Be3 Nd6 29. Qd7 Qg6 30. Bf4 Ne4 31. Qxd5 b5 32. a4 bxa4 33. bxa4 Nc3 34. Qf3 Rc2 35. Be3 Nxa4 36. d5 Nc3 37. Ra1 Rb2 38. Kh1 Rb5 39. d6 Qxd6 40. Qxf7 Ne4 41. Qc4 Nf6 42. Qc2+ Kg8 43. Qc8+ Kf7 44. Rc1 Kg6 45. Qc2+ Kf7 46. Qc8 Kg6 47. Qc2+ Kf7 48. Qc8 1/2-1/2

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "10"]
[White "Klein, David"]
[Black "Wadsworth, Matthew J"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2489"]
[BlackElo "2364"]
[PlyCount "69"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d6 6. c3 e5 7. 0-0 Be7 8. a3 h5 9. h3 h4 10. g4 Nh7 11. d3 Ng5 12. b4 Nxf3+ 13. Qxf3 Bg5 14. Be3 b6 15. Nd2 Be6 16. Qe2 0-0 17. Nf3 Be7 18. d4 cxd4 19. cxd4 exd4 20. Nxd4 Nxd4 21. Bxd4 Rc8 22. Rfd1 Bg5 23. Be3 Qf6 24. Bxg5 Qxg5 25. Rxd6 Qe5 26. Rad1 Rc3 27. Qb2 Rfc8 28. Rd8+ Rxd8 29. Rxd8+ Kh7 30. Rd3 Rc5 31. Qxe5 Rxe5 32. f4 Rb5 33. Rd4 a5 34. Bf1 axb4 35. axb4 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "3"]
[White "Klein, David"]
[Black "Yanchenko, Roman"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2489"]
[BlackElo "2475"]
[PlyCount "65"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. g3 Nf6 6. Bg2 Be7 7. Nf3 0-0 8. 0-0 c5 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. d3 h6 12. Bf4 Bd6 13. Be5 Qe7 14. Rad1 Rd8 15. Rfe1 Rb8 16. d4 Bxe5 17. Qxe5 Nd7 18. Qe3 b6 19. d5 Nf6 20. Qe5 Bd7 21. Qc7 Ne8 22. Qxa7 Ra8 23. Qb7 Rdb8 24. d6 Nxd6 25. Qc7 Ne8 26. Qxd7 Qxd7 27. Rxd7 Ra5 28. Red1 Kf8 29. Rd8 Rxd8 30. Rxd8 Ke7 31. Rb8 Nf6 32. Rxb6 c4 33. Rb7+ 1-0

[Event "Titled Tuesday intern op 4th Dec"]
[Site "Chess.com INT"]
[Date "2018.12.04"]
[Round "9"]
[White "Maghsoodloo, Parham"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2688"]
[BlackElo "2489"]
[PlyCount "57"]
[EventDate "2018.12.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. h4 h6 5. Be3 a6 6. Qd2 b5 7. f3 Bb7 8. g4 Nf6 9. Bg2 b4 10. Nd1 a5 11. Nf2 Nbd7 12. Ne2 c5 13. dxc5 dxc5 14. f4 Qc7 15. 0-0-0 Nb6 16. Ng3 Nc4 17. Qe2 Nxb2 18. e5 Bxg2 19. exf6 Bxf6 20. Nfe4 Bxe4 21. Nxe4 Bg7 22. Qb5+ Kf8 23. Rd7 Qc8 24. Bxc5 Rb8 25. Bxe7+ Kg8 26. Qd5 Qc4 27. Qxc4 Nxc4 28. Nf6+ Bxf6 29. Bxf6 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.24"]
[Round "4.1"]
[White "Guliyev, Namig"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2532"]
[BlackElo "2492"]
[PlyCount "127"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Nd4 Be7 9. Be2 0-0 10. 0-0 Qc7 11. Be3 Ne5 12. Rc1 b6 13. f4 Ng6 14. Bd3 Bd7 15. Kh1 Qb7 16. Qe2 Rfe8 17. Nf3 Bc6 18. Bd2 Bf8 19. Nd4 Bd7 20. e5 dxe5 21. fxe5 Bc5 22. Nb3 Nxe5 23. Qxe5 Bc6 24. Nxc5 bxc5 25. Qe2 Rad8 26. Bg5 Rxd3 27. Qxd3 Bxg2+ 28. Kg1 Bxf1 29. Rxf1 Nd7 30. b3 f6 31. Bf4 Nf8 32. Ne4 Qc6 33. Re1 Ng6 34. Qd6 Qc8 35. Bg3 f5 36. Nxc5 f4 37. Bf2 e5 38. Qd5+ Kh8 39. Qf3 Qf5 40. Ne4 Nf8 41. c5 Qg6+ 42. Qg2 Qh5 43. Qg5 Qh3 44. Nd6 Re6 45. Nf7+ Kg8 46. Nxe5 Ng6 47. Qg4 Qxg4+ 48. Nxg4 Kf7 49. Rxe6 Kxe6 50. Bd4 h5 51. Nf2 Kd5 52. Bxg7 Kxc5 53. Nd3+ Kd5 54. Kf2 Ke4 55. Nc5+ Kf5 56. Nxa6 Ne7 57. Nb4 Ke4 58. a4 Nf5 59. Bb2 Ne3 60. a5 f3 61. a6 Ng4+ 62. Ke1 Ke3 63. Nd5+ Ke4 64. Nf6+ 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.03"]
[Round "3.5"]
[White "Klein, David"]
[Black "Wantola, Ivo"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "2492"]
[BlackElo "2319"]
[PlyCount "85"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Zuid Limburg"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. Qe2 Nc6 6. 0-0 0-0 7. c3 e5 8. a3 d5 9. d3 d4 10. Nbd2 dxc3 11. bxc3 Ne8 12. a4 b6 13. Nc4 Ba6 14. Bg5 Qd7 15. Rad1 Nd6 16. Nfd2 h6 17. Be3 Rad8 18. h4 Nb7 19. Nb3 Qe6 20. Kh2 Rxd3 21. Qxd3 Bxc4 22. Qd7 Bxb3 23. Qxb7 Rb8 24. Qc7 Rc8 25. Qb7 Rb8 26. Qc7 Rc8 27. Qd6 Bxd1 28. Qxd1 Rd8 29. Qc1 h5 30. Rd1 Rxd1 31. Qxd1 Bf8 32. Bh3 Qd6 33. Qe2 Na5 34. g4 hxg4 35. Bxg4 Qd8 36. Kh3 Be7 37. h5 Bg5 38. hxg6 fxg6 39. Bxg5 Qxg5 40. Qa6 Qe7 41. Qc8+ Kg7 42. Be6 Qf6 43. Kg2 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.10.06"]
[Round "2.4"]
[White "Bosman, Michiel"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2389"]
[BlackElo "2492"]
[PlyCount "98"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e3 Nf6 5. Bg3 d6 6. h4 Rg8 7. hxg5 hxg5 8. Nc3 e6 9. Qd2 Qe7 10. 0-0-0 Nc6 11. f3 Bd7 12. Nge2 Bg7 13. Kb1 a6 14. Nc1 Nd5 15. Nxd5 exd5 16. f4 Bf6 17. Bd3 0-0-0 18. c3 Rde8 19. Rde1 Qg7 20. Rh3 Nd8 21. Reh1 Qe7 22. fxg5 Bxg5 23. Bf4 Rg7 24. Qf2 Reg8 25. Ne2 Nf7 26. g3 Bf6 27. Rh7 Kb8 28. Rxg7 Rxg7 29. Qf3 Ka7 30. Rh5 Ng5 31. Qxd5 Ne4 32. Qa5 Nf2 33. Bc2 Bb5 34. c4 Bxc4 35. Nc3 Bxd4 36. Qxf5 Bxe3 37. b3 Bf7 38. Rh2 Bd4 39. Bd2 Bg6 40. Qf3 Ng4 41. Re2 Ne5 42. Qd5 Bb6 43. Bf4 Qf8 44. Bxe5 Bxc2+ 45. Rxc2 dxe5 46. Qxe5 Re7 47. Qf4 Qh8 48. Re2 Qxc3 49. Rxe7 Qd3+ 0-1

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "6"]
[White "Drygalov, Andrey"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2450"]
[BlackElo "2492"]
[PlyCount "83"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 c6 4. Nc3 Nf6 5. Nf3 0-0 6. Bd3 d6 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 Nfd7 10. Be3 c5 11. d5 Ne5 12. Qe2 Nxd3 13. Qxd3 Nd7 14. f4 a6 15. a4 Rb8 16. Ra3 Qa5 17. Bd2 Qc7 18. Kh1 b6 19. Rb1 Rfe8 20. Ne2 b5 21. axb5 axb5 22. cxb5 c4 23. Qc2 Rxb5 24. Bc3 Nf6 25. Nd4 Rb7 26. Nc6 e6 27. Bxf6 Bxf6 28. Qxc4 exd5 29. Qxd5 Bxb2 30. Ra2 Bg7 31. Rxb7 Qxb7 32. Ra7 Qb1+ 33. Kh2 Rf8 34. Rxf7 Rxf7 35. Nd8 Bh6 36. Qxf7+ Kh8 37. Qf6+ Kg8 38. Qe6+ Kg7 39. Qf7+ Kh8 40. Ne6 Qxe4 41. Qe8+ Bf8 42. Qxf8# 1-0

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "5"]
[White "Filev, Georgi"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2359"]
[BlackElo "2492"]
[PlyCount "112"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 c6 5. 0-0 b5 6. Bb3 Nf6 7. Qe2 0-0 8. h3 a5 9. c3 b4 10. Re1 Ba6 11. Qd1 e6 12. Bg5 Qc7 13. Nbd2 Nbd7 14. Nf1 d5 15. e5 Ne4 16. Bd2 c5 17. Bc2 Nxd2 18. Qxd2 Rfc8 19. Rac1 Nb6 20. Bd3 Bxd3 21. Qxd3 Nc4 22. Qe2 bxc3 23. bxc3 Rab8 24. Rb1 Na3 25. Rb3 Nc4 26. Ne3 Nxe3 27. Qxe3 c4 28. Rbb1 Rb6 29. Nd2 Rcb8 30. Rxb6 Rxb6 31. Rb1 Qb7 32. Qe1 Bh6 33. Rxb6 Qxb6 34. Qb1 Qc6 35. Qc2 Qb5 36. g3 Bxd2 37. Qxd2 a4 38. Kg2 Qb1 39. h4 Qe4+ 40. f3 Qb1 41. h5 a3 42. hxg6 hxg6 43. Kf2 Qb2 44. Ke3 Kg7 45. Ke2 Qb1 46. Kf2 Qh1 47. g4 Qh2+ 48. Ke3 Qg1+ 49. Ke2 Qb1 50. Ke3 Qb2 51. Ke2 Kf8 52. Kd1 Qb1+ 53. Ke2 Ke8 54. f4 Qe4+ 55. Kf2 Qb1 56. Ke3 Qg1+ 0-1

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "7"]
[White "Klein, David"]
[Black "Guthwin, Carl"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2492"]
[BlackElo "2346"]
[PlyCount "281"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 e6 7. Nc3 Be7 8. 0-0 0-0 9. Re1 b6 10. Bd3 e5 11. Bb5 Nxd4 12. Nxd4 exd4 13. Qxd4 Bb7 14. Bf4 Nh5 15. Be3 Nf6 16. Rad1 Qc7 17. Bf4 Rad8 18. h3 Qc5 19. Qd3 d5 20. e5 Ne4 21. Be3 Qc7 22. Bd4 Bc5 23. Ba4 Qe7 24. Nxe4 dxe4 25. Bxc5 bxc5 26. Qc3 Rd5 27. Bb3 Rxe5 28. Rd7 Qxd7 29. Qxe5 Qd4 30. Qe7 Ba8 31. Rd1 Qf6 32. Qxc5 h6 33. Qxa7 Qxb2 34. Bxf7+ Rxf7 35. Qxa8+ Kh7 36. Qxe4+ g6 37. f3 Qxa2 38. Kh2 Qa6 39. Qe5 Qf6 40. Qg3 h5 41. Rd6 Qf5 42. h4 Rd7 43. Rxd7+ Qxd7 44. Qf4 Qe7 45. Kg3 Qe1+ 46. Kh2 Qe7 47. Qg3 Kh6 48. Qf4+ Kh7 49. Qg5 Qd6+ 50. Kh3 Qe6+ 51. Kg3 Qd6+ 52. Kf2 Qb6+ 53. Kg3 Qd6+ 54. Qf4 Qe7 55. Kh3 Qe6+ 56. Kh2 Qe7 57. Qd4 Qe6 58. Qa7+ Kh8 59. Qb8+ Kh7 60. Qc7+ Kh8 61. Qd8+ Kh7 62. Qd4 Qe7 63. Qf4 Qe6 64. Qc7+ Kh8 65. Kg3 Qf5 66. Qe7 Kg8 67. Kh2 Qf4+ 68. Kh3 Qf5+ 69. Kg3 Kh8 70. Qg5 Qe6 71. Qd8+ Kh7 72. Qc7+ Kg8 73. Qb8+ Kh7 74. Qb4 Qe5+ 75. Qf4 Qe1+ 76. Kh2 Qe6 77. Qg3 Qe7 78. Kh3 Qe6+ 79. Kh2 Qe7 80. Qf2 Qe5+ 81. g3 Qe6 82. Kg2 Qe5 83. Qd2 Kg8 84. Qd3 Kh7 85. Qd7+ Kg8 86. Qd8+ Kh7 87. Qd2 Kg8 88. Qa2+ Kh7 89. Qf7+ Kh8 90. Qc4 Kg7 91. g4 hxg4 92. fxg4 Qb2+ 93. Kf3 Qa3+ 94. Kf4 Qd6+ 95. Kf3 Qa3+ 96. Kf2 Qa7+ 97. Kg2 Qb7+ 98. Kg3 Qb8+ 99. Qf4 Qb3+ 100. Qf3 Qb8+ 101. Kh3 Qe5 102. Qg3 Qe4 103. Qc7+ Kg8 104. Qd8+ Kg7 105. Qd7+ Kg8 106. Qc8+ Kg7 107. Qc3+ Kg8 108. Kg3 Qd5 109. Qc8+ Kg7 110. Qc7+ Kg8 111. Qb8+ Kg7 112. Qb2+ Kg8 113. Qf2 Qd6+ 114. Qf4 Qd3+ 115. Qf3 Qd6+ 116. Kh3 Qd4 117. Qb3+ Kg7 118. Qb7+ Kg8 119. Qc8+ Kg7 120. Qc7+ Kg8 121. Qb8+ Kg7 122. Qb7+ Kg8 123. Qf3 Kg7 124. Kh2 Qe5+ 125. Kg2 Qb2+ 126. Kh3 Qe5 127. g5 Qe6+ 128. Kh2 Qe5+ 129. Kh1 Qe1+ 130. Kg2 Qxh4 131. Qf6+ Kh7 132. Qf7+ Kh8 133. Qf8+ Kh7 134. Qe7+ Kg8 135. Qe8+ Kh7 136. Qf7+ Kh8 137. Qf6+ Kh7 138. Qf7+ Kh8 139. Qxg6 Qg3+ 140. Kf1 Qf2+ 141. Kxf2 1/2-1/2

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "10"]
[White "Klein, David"]
[Black "Martins, Carlos"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2492"]
[BlackElo "2258"]
[PlyCount "71"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 f5 2. g4 fxg4 3. Ne5 d6 4. Nc4 Nf6 5. Nc3 e5 6. d4 exd4 7. Qxd4 Nc6 8. Qd2 Be6 9. Ne3 Qd7 10. Bg2 0-0-0 11. b4 Kb8 12. b5 Ne5 13. Bb2 g6 14. a4 Bg7 15. a5 Nc4 16. Nxc4 Bxc4 17. b6 cxb6 18. axb6 a6 19. Qd4 d5 20. Qf4+ Ka8 21. h3 gxh3 22. Rxh3 Qd6 23. Rh4 Qxb6 24. Na4 Qd6 25. Be5 Qb4+ 26. c3 Qf8 27. Nb6+ Ka7 28. Qd4 Rd6 29. Nxc4+ Ka8 30. Nxd6 Qe7 31. Rxa6+ bxa6 32. Bxd5+ Nxd5 33. Qxd5+ Ka7 34. Qc5+ Ka8 35. Qc6+ Ka7 36. Ra4 1-0

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "2"]
[White "Klein, David"]
[Black "Nihal, Sarin"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2492"]
[BlackElo "2556"]
[PlyCount "170"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. e3 e6 4. f4 Nf6 5. Nf3 h6 6. Nc3 Nbd7 7. Ne2 Be7 8. Ng3 Bh7 9. Bd3 Bxd3 10. cxd3 0-0 11. 0-0 a5 12. a3 Nc5 13. Ne5 Nfd7 14. Nxd7 Nxd7 15. Nh5 Nf6 16. f5 Nxh5 17. Qxh5 Bf6 18. Bxf6 Qxf6 19. d4 e5 20. dxe5 Qxe5 21. Rac1 d4 22. exd4 Qxd4+ 23. Kh1 Qe5 24. d4 Qd5 25. Rxc7 Rac8 26. Rxc8 Rxc8 27. Qg4 f6 28. b4 axb4 29. axb4 Rc4 30. Re1 Qd7 31. h3 Rxd4 32. Qh5 Kf8 33. Qf3 Rd5 34. Rf1 Qb5 35. Rc1 Kg8 36. Rc8+ Kh7 37. Qe4 Qf1+ 38. Kh2 Qxf5 39. Qxf5+ Rxf5 40. Rc4 Re5 41. g4 Re2+ 42. Kg3 Rb2 43. Re4 Rb3+ 44. Kg2 Kg6 45. Rf4 Kf7 46. Re4 Kg6 47. Rf4 b6 48. Re4 h5 49. Rc4 h4 50. Rd4 Kh6 51. Rf4 Kg6 52. Rd4 Rg3+ 53. Kh2 Rb3 54. Re4 Rb2+ 55. Kg1 Kg5 56. Rd4 g6 57. Re4 f5 58. gxf5 gxf5 59. Rd4 f4 60. Rc4 Kf5 61. Rd4 Ke5 62. Rc4 b5 63. Rc5+ Ke4 64. Rxb5 f3 65. Rh5 Rb1+ 66. Kf2 Rb2+ 67. Kf1 Ke3 68. Re5+ Kf4 69. Rc5 Rxb4 70. Rc6 Rb1+ 71. Kf2 Rb2+ 72. Kf1 Kg3 73. Rg6+ Kxh3 74. Rg7 Kh2 75. Rg6 h3 76. Rg7 Rg2 77. Rh7 Kg3 78. Rg7+ Kf4 79. Rf7+ Ke4 80. Re7+ Kd5 81. Rf7 h2 82. Rh7 Rg1+ 83. Kf2 h1Q 84. Rxh1 Rxh1 85. Kxf3 Re1 0-1

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "4"]
[White "Klein, David"]
[Black "Oparin, Grigoriy"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2492"]
[BlackElo "2609"]
[PlyCount "78"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. Nf3 c6 4. e3 Nd7 5. c4 e6 6. Nc3 h6 7. Be2 Ngf6 8. 0-0 Bd6 9. Nd4 Bh7 10. cxd5 exd5 11. f4 Qe7 12. Kh1 Nc5 13. f5 Nce4 14. Nxe4 Nxe4 15. g3 0-0-0 16. Rc1 Kb8 17. Rxc6 h5 18. Rc2 h4 19. g4 Bg8 20. f6 gxf6 21. Nf5 Qd7 22. d3 Ng3+ 23. hxg3 hxg3+ 24. Kg1 g2 25. Kxg2 Rh2+ 26. Kg1 Bh7 27. Nxd6 Qxd6 28. Rf4 Rh3 29. Bxf6 Re8 30. d4 Bxc2 31. Qxc2 Ka8 32. Be5 Qh6 33. Bf3 f6 34. Bxf6 Rg3+ 35. Kf2 Qh2+ 36. Kf1 Qxc2 37. Bxd5 a6 38. Be5 Qh2 39. Rf7 Rg1# 0-1

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "9"]
[White "Kotepalli, Sai Nirupama"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1949"]
[BlackElo "2492"]
[PlyCount "87"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 a6 2. d3 f5 3. Nf3 Nc6 4. Nc3 e5 5. g3 Bc5 6. Bg2 Nf6 7. 0-0 d6 8. Qe2 Qe7 9. Bg5 Be6 10. exf5 Bxf5 11. Nh4 Nd4 12. Qd1 Bc8 13. Nd5 Qf7 14. Bxf6 gxf6 15. c3 Ne6 16. Qh5 Qxh5 17. Nxf6+ Ke7 18. Nxh5 Rf8 19. Rae1 Bd7 20. Bh3 Bb5 21. d4 Bxf1 22. Kxf1 Bb6 23. f3 Ng5 24. Bg4 Rae8 25. dxe5 Kd8 26. e6 d5 27. Ng7 Re7 28. Nhf5 Nxf3 29. Bxf3 Rxg7 30. Nxg7 Rxf3+ 31. Kg2 Rf2+ 32. Kh3 Ke7 33. g4 Rf3+ 34. Kg2 Rf2+ 35. Kg3 Rxb2 36. Nf5+ Ke8 37. Kh3 c6 38. e7 Bc7 39. Ng7+ Kf7 40. e8Q+ Kxg7 41. Re7+ Kf6 42. Qf7+ Kg5 43. Qf5+ Kh6 44. Rxh7# 1-0

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "3"]
[White "Mezhlumyan, Vahram"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2208"]
[BlackElo "2492"]
[PlyCount "86"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 Bf5 4. Nf3 g6 5. Qb3 b6 6. Bg5 Bg7 7. g3 Ne4 8. Nxe4 Bxe4 9. Bg2 Nc6 10. e3 h6 11. Bf4 g5 12. c5 gxf4 13. Ne5 dxe5 14. Bxe4 Na5 15. Qa4+ Kf8 16. Bxa8 Qxa8 17. 0-0-0 fxe3 18. fxe3 exd4 19. exd4 Bf6 20. d5 h5 21. d6 cxd6 22. cxd6 exd6 23. Rhf1 Be5 24. Qd7 Qc6+ 25. Qxc6 Nxc6 26. Kc2 Ke7 27. a3 h4 28. Rd3 hxg3 29. hxg3 Rh2+ 30. Rd2 Rxd2+ 31. Kxd2 Bxb2 32. a4 Ne5 33. Ke3 Ke6 34. Rb1 Ba3 35. Rh1 Bc5+ 36. Kd2 Kd5 37. Kc3 a5 38. Rd1+ Kc6 39. Rh1 Bb4+ 40. Kd4 b5 41. axb5+ Kxb5 42. Kd5 a4 43. g4 Nxg4 0-1

[Event "Titled Tuesday intern op 7th Aug"]
[Site "Chess.com INT"]
[Date "2018.08.07"]
[Round "1"]
[White "Semjonovs, Ilja"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2242"]
[BlackElo "2492"]
[PlyCount "88"]
[EventDate "2018.08.07"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Nf6 5. Bg5 c6 6. Qd2 b5 7. Bd3 Bg4 8. Qf4 Bxf3 9. Qxf3 Nfd7 10. 0-0 Bxd4 11. Rab1 Bg7 12. Qe2 Nc5 13. f4 0-0 14. Nd1 Nbd7 15. Nf2 Ne6 16. Ng4 h5 17. Nh6+ Kh7 18. e5 Ndc5 19. Qxh5 Nxd3 20. Qh4 Bxh6 21. Qxh6+ Kg8 22. cxd3 dxe5 23. f5 Nxg5 24. Qxg5 Qd6 25. fxg6 Qxg6 26. Qxg6+ fxg6 27. Rfe1 Rf5 28. Re3 Rd8 29. Rbe1 Kf7 30. Rxe5 Rxe5 31. Rxe5 Rxd3 32. Re2 Rd5 33. Kf2 e5 34. Rc2 c5 35. Ke3 Ke6 36. Rf2 c4 37. g4 Rd3+ 38. Ke2 Rh3 39. g5 Kd5 40. Rf6 Rxh2+ 41. Ke3 Rxb2 42. Rxg6 Rxa2 43. Rg8 Ra3+ 44. Ke2 Ke4 0-1

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.21"]
[Round "9.4"]
[White "Bosman, Michiel"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2402"]
[BlackElo "2491"]
[PlyCount "131"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 f5 5. d5 Nf6 6. g3 Bc5 7. Bg2 0-0 8. Nh3 a5 9. Nf4 Na6 10. 0-0 e5 11. Nd3 e4 12. Nxc5 Nxc5 13. Be3 Ng4 14. Bd4 d6 15. f3 exf3 16. exf3 Ne5 17. f4 Ng4 18. h3 Nf6 19. Qc2 Qe8 20. b4 Nce4 21. Rae1 Qg6 22. Nxe4 Nxe4 23. g4 Qh6 24. Re3 Qh4 25. Bxe4 fxe4 26. b5 Rae8 27. Qf2 Qh6 28. Kg2 Bc8 29. f5 Bd7 30. Qg3 Qg5 31. Rf4 Rf7 32. h4 Qe7 33. Qf2 Qd8 34. g5 Qc8 35. f6 g6 36. Rfxe4 Rxe4 37. Rxe4 Bf5 38. Re3 Qd7 39. Qe2 Kf8 40. Kg3 Qd8 41. Kf4 Qd7 42. Re6 Qd8 43. Ke3 Qd7 44. Kd2 Qd8 45. Kc3 Qd7 46. Kb3 Qd8 47. a4 Qd7 48. Kb2 Qd8 49. Be3 Qd7 50. Bf4 Qd8 51. Kc3 Qd7 52. Qe3 Qd8 53. Kb3 Qd7 54. Kb2 Qd8 55. c5 dxc5 56. Qe5 Rd7 57. f7 Kxf7 58. Rf6+ Kg8 59. d6 Qa8 60. Qe2 cxd6 61. Rxd6 Rxd6 62. Bxd6 Kf7 63. Qe7+ Kg8 64. Qe2 Kf7 65. Qe7+ Kg8 66. Qe2 1/2-1/2

[Event "BEL-chT 1718"]
[Site "Belgium"]
[Date "2018.03.11"]
[Round "8.1"]
[White "Klein, David"]
[Black "Hovhannisyan, Mher"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2491"]
[BlackElo "2466"]
[PlyCount "120"]
[EventDate "2017.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "BEL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wachtebeke"]
[BlackTeam "Liege Crelel"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "BEL"]

1. e4 e6 2. Qe2 Be7 3. g3 d5 4. d3 h5 5. h3 dxe4 6. dxe4 b6 7. Nc3 Ba6 8. Qf3 Bb7 9. Bf4 Nc6 10. Rd1 Qc8 11. Bc4 g5 12. Be3 Ne5 13. Qe2 Nxc4 14. Qxc4 c5 15. Nf3 f6 16. h4 g4 17. Ng1 a6 18. a4 Qc6 19. Nge2 Kf7 20. Nf4 b5 21. axb5 axb5 22. Nxb5 Qxe4 23. Qxe4 Bxe4 24. 0-0 e5 25. Nd5 Bxc2 26. Rd2 Bb3 27. Ndc7 Rb8 28. Rc1 Ba4 29. Nc3 Bc6 30. Na6 Rc8 31. Nxc5 Nh6 32. b4 Nf5 33. Nd5 Bxd5 34. Rxd5 Nxe3 35. fxe3 Rhd8 36. Rxd8 Rxd8 37. b5 Rd5 38. Ne4 Rxb5 39. Rc2 Rb4 40. Nd2 Ra4 41. Kf2 Kg6 42. Ke2 Ra1 43. Kf2 Bb4 44. Nc4 Kf5 45. Nb6 Be1+ 46. Kg2 Ke4 47. Nd7 f5 48. Re2 Kd3 49. Rb2 Kxe3 50. Nxe5 Bc3 51. Rb3 Ra2+ 52. Kf1 Ra1+ 53. Kg2 Ra2+ 54. Kf1 Rc2 55. Kg1 f4 56. gxf4 Kxf4 57. Ng6+ Kg3 58. Kf1 Kh2 59. Nf4 g3 60. Ra3 Rf2# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Klein, David"]
[Black "Hambleton, Aman"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2501"]
[BlackElo "2501"]
[PlyCount "126"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Montreal ChessBrahs"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "CAN"]

1. e3 e5 2. d4 exd4 3. exd4 d5 4. Bd3 Bd6 5. Nc3 c6 6. Nge2 Bg4 7. f3 Bh5 8. Nf4 Bg6 9. 0-0 Ne7 10. Nce2 Nd7 11. Nxg6 hxg6 12. Bf4 Qc7 13. Qd2 Nf8 14. Bxd6 Qxd6 15. Qf4 Qxf4 16. Nxf4 g5 17. Nh3 Ne6 18. c3 Kd7 19. Rae1 Nf4 20. Nf2 Rae8 21. Bc2 Kd6 22. g3 Ne6 23. Nd3 f6 24. Rf2 b6 25. Rfe2 Nc7 26. Kg2 Nc8 27. Nb4 Rxe2+ 28. Rxe2 a5 29. Nd3 c5 30. dxc5+ bxc5 31. Rd2 Nb6 32. b3 Re8 33. Kf2 Nb5 34. c4 dxc4 35. Nb2+ Nd4 36. bxc4 Rh8 37. Ke3 Re8+ 38. Kf2 Kc7 39. Be4 f5 40. Bd5 Nxd5 41. cxd5 Kd6 42. Nc4+ Kxd5 43. Nxa5 c4 44. Nc6 Kxc6 45. Rxd4 Kc5 46. Rd7 c3 47. Rxg7 Kd4 48. Rd7+ Kc4 49. h4 gxh4 50. gxh4 f4 51. Kg2 Rg8+ 52. Kh2 c2 53. a4 Rc8 54. Rf7 c1Q 55. Kh3 Qg1 56. Rxf4+ Kd3 57. Rg4 Qh1+ 58. Kg3 Rf8 59. Rg7 Qg1+ 60. Kh3 Qxg7 61. a5 Rxf3+ 62. Kh2 Qg3+ 63. Kh1 Rf1# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Klein, David"]
[Black "Naroditsky, Daniel"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2501"]
[BlackElo "2619"]
[PlyCount "34"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "San Jose Hackers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "USA"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. Bd3 c5 6. e5 Nfd7 7. c3 b6 8. 0-0 Ba6 9. Ne1 Bxd3 10. Nxd3 Nc6 11. Qg4 Nf8 12. Qxg7 Ng6 13. Nf3 Bf8 14. Qf6 Be7 15. Qg7 Bf8 16. Qf6 Be7 17. Qg7 Bf8 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Klein, David"]
[Black "Robson, Ray"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2501"]
[BlackElo "2645"]
[PlyCount "122"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Webster Windmills"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Bxd6 10. Nb5 Be5 11. Qxd8+ Kxd8 12. Nd2 a6 13. Na3 Bf5 14. Nf3 Bf6 15. Bg5 Bxg5 16. Nxg5 Rf8 17. Rfe1 Kc8 18. Nc4 Bxc2 19. Nxf7 Rxf7 20. Rac1 b5 21. Nd2 Nd4 22. Re3 Bg6 23. f3 Kb7 24. Kf2 Rd8 25. axb5 axb5 26. Nf1 Rfd7 27. h4 Nf5 28. Re5 Rd5 29. Rc5 Rxc5 30. Rxc5 Kb6 31. Re5 Re8 32. Rd5 Kc6 33. Rd3 Nxh4 34. Rc3+ Kb6 35. g4 Bf7 36. Ne3 g5 37. Rd3 Be6 38. Rd1 Rf8 39. Rh1 Rxf3+ 40. Ke2 Rf4 41. Rg1 Rb4 42. Rb1 Bxg4+ 43. Kd2 Be6 44. Rg1 Nf3+ 45. Kc3 Rb3+ 46. Kc2 Nxg1 47. Nd1 Nf3 48. Nf2 Nd4+ 49. Kb1 Bf5+ 50. Ka2 Rf3 51. Nd1 Be6+ 52. b3 b4 53. Nb2 Bxb3+ 54. Ka1 Kb5 55. Nd1 Bxd1 56. Kb2 Rf2+ 57. Kc1 Ba4 58. Kb1 g4 59. Ka1 g3 60. Kb1 g2 61. Ka1 g1R# 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Klein, David"]
[Black "Zhao, Zong Yuan"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2501"]
[BlackElo "2537"]
[PlyCount "31"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Australia Kangaroos"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "AUS"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d5 6. exd5 Nxd5 7. 0-0 Be7 8. Rd1 Bf6 9. Nc3 0-0 10. Ne4 b6 11. Nxf6+ Qxf6 12. c4 Nde7 13. d4 cxd4 14. Bg5 Qg6 15. Bxe7 Nxe7 16. Ne5 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Quesada Perez, Yuniesky"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2627"]
[BlackElo "2501"]
[PlyCount "83"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Miami Champions"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Nf6 6. 0-0 a6 7. Re1 Ba7 8. Bb3 h6 9. Nbd2 0-0 10. h3 Re8 11. Nf1 Be6 12. Bc2 d5 13. exd5 Bxd5 14. Ng3 Qd7 15. Bd2 Rad8 16. b4 Qd6 17. a4 Bb6 18. Nh4 Qf8 19. Nhf5 Nb8 20. Qe2 Nbd7 21. Rad1 c5 22. c4 Be6 23. b5 axb5 24. axb5 Kh8 25. Qf3 Rb8 26. Ne4 Nxe4 27. dxe4 Bxf5 28. exf5 Nf6 29. Bc3 Bc7 30. g4 Rbd8 31. Qxb7 Bd6 32. Qc6 Qe7 33. Ba5 Rd7 34. b6 e4 35. Bxe4 Nxe4 36. Rxe4 Qxe4 37. Qxd7 Bb8 38. Re1 Qxe1+ 39. Bxe1 Rxe1+ 40. Kg2 Bf4 41. Qxf7 Rb1 42. f6 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Sevian, Samuel"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2614"]
[BlackElo "2501"]
[PlyCount "55"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "San Diego Surfers"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. c3 Nf6 6. Re1 a6 7. d4 Bb6 8. h3 Qe7 9. Be3 h6 10. Nbd2 0-0 11. a3 Bd7 12. Bd3 Ba7 13. Qc2 Nd8 14. Nf1 Nh5 15. Rad1 Qf6 16. Be2 exd4 17. cxd4 Nf4 18. Bxf4 Qxf4 19. Qxc7 Ba4 20. Qc1 Qxe4 21. Bb5 Qc2 22. Bxa4 Qxa4 23. Qf4 Ne6 24. Qg4 Qb5 25. Ng3 Qxb2 26. Nf5 h5 27. Ne7+ Kh7 28. Qxh5# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.24"]
[Round "7"]
[White "Tang, Andrew"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2513"]
[BlackElo "2501"]
[PlyCount "82"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Minnesota Blizzard"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. Qc2 f5 5. Bf4 Nf6 6. e3 Bb4 7. Nf3 Ne4 8. h3 0-0 9. Bd3 d6 10. Bh2 Nd7 11. 0-0 Bxc3 12. bxc3 Rf6 13. Nd2 Nxd2 14. Qxd2 Rg6 15. f3 Qh4 16. Kh1 Rf8 17. Rae1 e5 18. Qf2 Qh5 19. d5 Nc5 20. Be2 Qh6 21. Qg1 Bc8 22. f4 e4 23. Qf2 Bd7 24. Bg3 Ba4 25. Bh4 Nd3 26. Bxd3 exd3 27. Be7 Re8 28. Bg5 Qh5 29. e4 fxe4 30. Kh2 Bd7 31. Rg1 h6 32. g4 Bxg4 33. Rxg4 hxg5 34. f5 Rh6 35. Qg2 d2 36. Rg1 Rh7 37. Rxg5 Qh6 38. Qg3 Qf6 39. Rg6 Qe5 40. Re6 Rxe6 41. fxe6 e3 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.14"]
[Round "6"]
[White "Borisek, Jure"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2576"]
[BlackElo "2501"]
[PlyCount "125"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Ljubljana Turtles"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 b5 8. Nxc6 Qxc6 9. 0-0-0 Nf6 10. e5 Qxf3 11. gxf3 Nh5 12. Bd3 f5 13. f4 Bb7 14. Rhg1 g6 15. Be2 Bh6 16. Rd4 Bc6 17. a4 Rb8 18. axb5 axb5 19. b4 Bf8 20. Kb2 Be7 21. Kb3 Kf7 22. Ra1 Rb7 23. Ra5 Rhb8 24. Rd1 Ng7 25. Rda1 Ne8 26. Ba7 Rc8 27. Nxb5 Bd8 28. Bc5 Bxa5 29. Rxa5 Bd5+ 30. c4 Bc6 31. Nd6+ Nxd6 32. Bxd6 Rb6 33. c5 Rb7 34. b5 Bd5+ 35. Kb4 Bc6 36. b6 Rg8 37. h4 h6 38. Ra3 Rc8 39. Bc4 Rg8 40. Ra5 Re8 41. Bb5 Rc8 42. Bxc6 dxc6 43. Ra7 Rxa7 44. bxa7 g5 45. Bb8 Rd8 46. a8Q Rd4+ 47. Kc3 Rxf4 48. h5 Rf3+ 49. Kd2 Rxf2+ 50. Ke1 Rf4 51. Qb7+ Kf8 52. Bd6+ Kg8 53. Qc8+ Kh7 54. Qd7+ Kg8 55. Qxe6+ Kg7 56. Qg6+ Kh8 57. Bf8 Re4+ 58. Kd2 Rd4+ 59. Kc3 Rd7 60. e6 Rh7 61. e7 f4 62. e8Q f3 63. Bg7# 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.14"]
[Round "6"]
[White "Klein, David"]
[Black "Lenic, Luka"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2501"]
[BlackElo "2662"]
[PlyCount "87"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Ljubljana Turtles"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SLO"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. 0-0 0-0 8. a4 Bb7 9. Nc3 b4 10. Nd5 Na5 11. Ba2 b3 12. Nxe7+ Qxe7 13. cxb3 Nc6 14. Bd2 a5 15. Rc1 d6 16. Bc3 Nb4 17. Bb1 c5 18. Nh4 g6 19. f4 Nd7 20. Qg4 Kh8 21. Nf3 f6 22. f5 Rg8 23. fxg6 Rxg6 24. Qh3 Rag8 25. Nh4 Rg5 26. Rf2 Bc8 27. Nf5 Qe6 28. Kh1 Nb8 29. Bd2 R5g6 30. Rcf1 d5 31. Qh5 Nd7 32. Bxb4 axb4 33. exd5 Qxd5 34. Ne7 Qd4 35. Nf5 Qd5 36. Ne7 Qd4 37. Nxg8 Kxg8 38. Qf3 Nf8 39. Qc6 Bd7 40. Qb6 Qd5 41. d4 f5 42. Qxc5 Qb7 43. d5 e4 44. Bxe4 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.14"]
[Round "6"]
[White "Klein, David"]
[Black "Skuhala, Luka"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2501"]
[BlackElo "2059"]
[PlyCount "113"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Ljubljana Turtles"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SLO"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. d3 Bc6 6. 0-0 g6 7. e5 dxe5 8. Nxe5 Bd5 9. c4 Bc6 10. Be3 e6 11. Nc3 Bd6 12. d4 Qc7 13. Nxc6 bxc6 14. g3 Nbd7 15. d5 exd5 16. cxd5 cxd5 17. Nxd5 Nxd5 18. Qxd5 Nb6 19. Bb5+ Kf8 20. Bh6+ Kg8 21. Qf3 Bf8 22. Bf4 Bd6 23. Bg5 Be7 24. Bxe7 Qxe7 25. Rfe1 Qc7 26. Qf6 Rf8 27. Rad1 h5 28. Re7 Qc8 29. Bd7 Nxd7 30. Rdxd7 Rh7 31. h4 Rg7 32. b3 a5 33. Qd6 g5 34. hxg5 Rxg5 35. Qh6 Rg7 36. Qxh5 Rd8 37. Qe5 Rf8 38. Rc7 Qa8 39. Qe4 Qa6 40. Re8 Rxe8 41. Qxe8+ Kh7 42. Qe4+ Kh8 43. Rxc5 Rg6 44. Qd4+ Kg8 45. Rd5 Rf6 46. Rg5+ Rg6 47. Qd8+ Kg7 48. Qxa5 Qd3 49. Qe5+ Kg8 50. Rxg6+ fxg6 51. Qb8+ Kh7 52. Qb7+ Kh8 53. Kg2 Qc2 54. a4 Qd1 55. a5 g5 56. a6 g4 57. a7 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.14"]
[Round "6"]
[White "Pavasovic, Dusko"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2540"]
[BlackElo "2501"]
[PlyCount "178"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Ljubljana Turtles"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "SLO"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. Bc4 d6 6. d4 cxd4 7. cxd4 Nb6 8. Bb3 Nc6 9. Qe2 dxe5 10. dxe5 Nb4 11. 0-0 Qd3 12. Qd1 Bd7 13. Nc3 Bc6 14. Nd4 Qxd1 15. Rxd1 Bc5 16. Nxc6 bxc6 17. Ne4 Be7 18. Be3 N4d5 19. Bc5 Bxc5 20. Nxc5 Ke7 21. Rac1 Rhc8 22. Rd2 a5 23. a3 Rab8 24. Bd1 Nd7 25. Nxd7 Kxd7 26. Ba4 Rb6 27. g3 Kc7 28. Rc5 Ra6 29. h4 Kb7 30. h5 Rc7 31. Rdc2 g6 32. Rd2 Kb6 33. Rdc2 Kb7 34. Kg2 Ne7 35. R2c4 Kb6 36. Bd1 Ra8 37. Bf3 Rd8 38. Rc2 Rd3 39. R5c4 Rdd7 40. b4 Rd3 41. bxa5+ Kxa5 42. Bxc6 gxh5 43. Be8 Rxc4 44. Rxc4 Rxa3 45. Bxf7 Ra4 46. Bxe6 Rxc4 47. Bxc4 h4 48. gxh4 Ng6 49. e6 Nxh4+ 50. Kg3 Ng6 51. f4 Ne7 52. Bd3 Kb6 53. f5 Nd5 54. Be4 Nf6 55. Kf4 Kc7 56. Ke5 Ng4+ 57. Kd5 Nf6+ 58. Ke5 Ng4+ 59. Kf4 Nf6 60. Bf3 Kd6 61. Kg5 Ke7 62. Kh6 Ne8 63. Kxh7 Kf6 64. Bg4 Ke7 65. Kg6 Nf6 66. Kg5 Nd5 67. Bf3 Nf6 68. Bg2 Ne8 69. Kf4 Nf6 70. Ke5 Ne8 71. Bf3 Nf6 72. Be4 Ng4+ 73. Kd5 Nf6+ 74. Ke5 Ng4+ 75. Kf4 Nf6 76. Bf3 Ne8 77. Ke5 Nf6 78. Kd4 Ne8 79. Kc5 Nf6 80. Kc6 Ne8 81. Kd5 Nf6+ 82. Ke5 Ne8 83. Bc6 Nf6 84. Bb5 Ng4+ 85. Kf4 Nf6 86. Bc6 Nh5+ 87. Kg4 Nf6+ 88. Kg5 Ng8 89. Bf3 Nf6 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Hansen, Torbjorn Ringdal"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2410"]
[BlackElo "2501"]
[PlyCount "103"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Norway Gnomes"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Nf6 8. 0-0 Nxd4 9. Bxd4 Bc5 10. Bxc5 Qxc5 11. Re1 d6 12. Qd2 e5 13. Re3 Be6 14. Be2 Rd8 15. Rd3 Ke7 16. Rd1 b5 17. a3 h6 18. Rg3 g5 19. h3 Rc8 20. Rd3 Rcd8 21. b4 Qb6 22. a4 bxa4 23. Nxa4 Qc6 24. Nc3 Rd7 25. Bf3 Rhd8 26. Ra1 Qb6 27. Be2 Qxb4 28. Re3 a5 29. Rxa5 Rc8 30. Rb5 Qd4 31. Rd3 Qa7 32. Ra5 Qb6 33. Rb5 Qa7 34. Ra5 Qb6 35. Rb5 Qc6 36. Re3 Rb7 37. Nd5+ Bxd5 38. exd5 Qc7 39. Rxe5+ dxe5 40. d6+ Qxd6 41. Rxb7+ Rc7 42. Rxc7+ Qxc7 43. Bd3 Qd6 44. Qe3 Kf8 45. h4 Qd4 46. Qxd4 exd4 47. hxg5 hxg5 48. g3 Nd5 49. Kg2 Ke7 50. Kf3 Nc3 51. Kg4 Kf6 52. f4 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Klein, David"]
[Black "Haug, Johannes"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2501"]
[BlackElo "2357"]
[PlyCount "83"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Oslo Trolls"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NOR"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 b6 5. Bg2 Bb7 6. c3 d5 7. exd5 Qxd5 8. 0-0 Qd7 9. d4 Nf6 10. Rd1 Rd8 11. Bf4 Nd5 12. Bg5 Be7 13. Bxe7 Qxe7 14. dxc5 Qxc5 15. Nbd2 0-0 16. Ne4 Qe7 17. Rd2 Nf6 18. Nxf6+ Qxf6 19. Rad1 Rxd2 20. Rxd2 Rd8 21. Ne5 Rxd2 22. Qxd2 Nxe5 23. Bxb7 g5 24. b3 g4 25. Be4 Kg7 26. Kg2 h5 27. h4 gxh3+ 28. Kxh3 Nf3 29. Bxf3 Qxf3 30. Qd4+ Kg6 31. Kh2 e5 32. Qd6+ f6 33. Kg1 Qxc3 34. Qd7 Qa1+ 35. Kg2 Qxa2 36. Qd3+ Kh6 37. Qf3 Kg7 38. Qb7+ Kg6 39. Qe4+ Kg7 40. Qb7+ Kg6 41. Qe4+ Kg7 42. Qb7+ 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Klein, David"]
[Black "Klimakovs, Sergejs"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2501"]
[BlackElo "2309"]
[PlyCount "101"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Riga Magicians"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "LAT"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. g3 Be6 9. Bg2 Nbd7 10. a4 Rc8 11. Be3 Be7 12. Qd2 Nb6 13. b3 d5 14. Bxb6 Qxb6 15. exd5 Bf5 16. a5 Qc7 17. Ra4 0-0 18. 0-0 Qd7 19. Kh2 Rfd8 20. Rc1 Rc5 21. Qe3 Qc7 22. Rc4 Rxc4 23. bxc4 Bc5 24. Qd2 Qxa5 25. Rb1 Qc7 26. Na4 Bxf2 27. Rf1 Bd7 28. Rxf2 Bxa4 29. Qg5 Qxc4 30. Qxe5 Re8 31. Qd4 Bb5 32. Qxc4 Bxc4 33. Nf4 g5 34. Nd3 Nxd5 35. Nb2 Ne3 36. Bxb7 a5 37. Bc6 Re7 38. Nxc4 Nxc4 39. Bd5 Ne5 40. Rf5 Kg7 41. Rxg5+ Kf6 42. Rxh5 Rd7 43. c4 a4 44. Rh6+ Ke7 45. Ra6 Nd3 46. Rxa4 Rd6 47. Ra7+ Kd8 48. Rxf7 Rb6 49. g4 Rb2+ 50. Kg3 Rb3 51. Rf3 1-0

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Klein, David"]
[Black "Kukk, Sander"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2501"]
[BlackElo "2178"]
[PlyCount "66"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Estonia Horses"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "EST"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 0-0 6. 0-0-0 Nc6 7. Bh6 e5 8. d5 Nd4 9. f3 c6 10. dxc6 bxc6 11. Bxg7 Kxg7 12. Nge2 c5 13. h4 Be6 14. g4 Nxf3 15. Qe3 Bxg4 16. Bh3 Nd4 17. Rdg1 h5 18. Ng3 Bxh3 19. Rxh3 Ng4 20. Qd3 Nf2 21. Nxh5+ Kh7 22. Qf1 Nxh3 23. Nf6+ Kh8 24. Ncd5 Nf4 25. h5 Nde2+ 26. Kb1 Nxg1 27. Qc1 Ngh3 28. Qe3 Kg7 29. h6+ Kxh6 30. Qg3 Kg7 31. Qh4 Rh8 32. Qg4 Nxd5 33. Nxd5 Nf4 0-1

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Klein, David"]
[Black "Sharafiev, Azat"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2501"]
[BlackElo "2432"]
[PlyCount "123"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Amsterdam Mosquitos"]
[BlackTeam "Volga Stormbringers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "RUS"]

1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. Be2 Bg7 6. 0-0 0-0 7. h3 e5 8. Be3 exd4 9. Nxd4 Re8 10. Nxc6 bxc6 11. Bd3 d5 12. exd5 cxd5 13. Bd4 c6 14. Na4 Ne4 15. Bxg7 Kxg7 16. Bxe4 Rxe4 17. Nc5 Rh4 18. Qd2 Qd6 19. Qc3+ f6 20. Rfe1 Rc4 21. Qe3 Qxc5 22. Qe8 Re4 23. Rxe4 dxe4 24. Re1 Qf8 25. Qxc6 Bf5 26. g4 Qc8 27. Qd6 Qd7 28. Qf4 Be6 29. Rxe4 Rd8 30. g5 fxg5 31. Qxg5 Qd1+ 32. Kg2 Qd5 33. Qe7+ Bf7 34. Qe5+ Kg8 35. Kg3 Qxa2 36. h4 Qd5 37. Qxd5 Rxd5 38. Ra4 Rd2 39. Rxa7 Rxc2 40. Rb7 h5 41. Rb6 Kg7 42. Rb5 Rc4 43. Rb6 Rg4+ 44. Kh3 Bd5 45. Rd6 Bg2+ 46. Kh2 Bf1 47. Rd1 Rxh4+ 48. Kg3 Rg4+ 49. Kh2 Rg2+ 50. Kh1 Rxf2 51. Kg1 Rf7 52. Rxf1 Rxf1+ 53. Kxf1 Kf6 54. Kf2 Ke5 55. Ke3 Kd5 56. Kd3 Kc5 57. Kc3 g5 58. Kd3 Kb4 59. Ke4 Kb3 60. Kf5 Kxb2 61. Kxg5 h4 62. Kxh4 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.02.03"]
[Round "6.1"]
[White "Klein, David"]
[Black "Van Delft, Merijn"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2491"]
[BlackElo "2387"]
[PlyCount "199"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "Apeldoorn"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. d3 Bf5 5. Nbd2 h6 6. 0-0 e6 7. Qe1 Be7 8. e4 Bh7 9. Qe2 0-0 10. Re1 a5 11. h4 Na6 12. e5 Nd7 13. Nf1 b5 14. N1h2 c5 15. Bf4 c4 16. d4 Nb4 17. Rec1 Kh8 18. Ng4 Ra6 19. Qd2 Rg8 20. h5 Qe8 21. Qe2 Rb6 22. Ne3 Be4 23. Rd1 Qf8 24. Nh2 Bh7 25. Nhg4 Qd8 26. a4 Bg5 27. Bxg5 Qxg5 28. axb5 Rxb5 29. b3 Nb6 30. bxc4 Nxc4 31. Nxc4 dxc4 32. Ne3 Qe7 33. Qxc4 Rgb8 34. Qc3 f6 35. Bf1 Nd5 36. Nxd5 Rxd5 37. Bg2 Rdb5 38. Rxa5 Rxa5 39. Qxa5 Bxc2 40. Rc1 Rb1 41. Rxb1 Bxb1 42. Qb6 Bf5 43. Qd6 Qf7 44. Bf3 fxe5 45. dxe5 Bh7 46. Qd8+ Bg8 47. Bg4 Kh7 48. Kg2 Qb7+ 49. Bf3 Qa7 50. Qf8 Qc7 51. Qd6 Qa7 52. Bg4 Qb7+ 53. Bf3 Qa7 54. Qb4 Qc7 55. Qd4 Qe7 56. Be4+ Kh8 57. Bg6 Qb7+ 58. Qe4 Qc7 59. Qf4 Qc6+ 60. Be4 Qc5 61. Bf3 Qe7 62. Qd4 Qg5 63. Be2 Qe7 64. Bd3 Qg5 65. Bg6 Qe7 66. g4 Qb7+ 67. Qe4 Qe7 68. Kg3 Qa3+ 69. Qe3 Qe7 70. Qf4 Qa3+ 71. Kg2 Qa8+ 72. Kh2 Qd8 73. Kg3 Qd1 74. Kg2 Qd5+ 75. Qe4 Qd2 76. Qe3 Qd5+ 77. Kg3 Qd1 78. f4 Bh7 79. f5 Bxg6 80. hxg6 exf5 81. gxf5 Kg8 82. Qf3 Qg1+ 83. Kh3 Kf8 84. Qa8+ Ke7 85. Qb7+ Ke8 86. Qc8+ Ke7 87. Qc7+ Ke8 88. Qf7+ Kd8 89. Qf8+ Kc7 90. Qxg7+ Kc6 91. Qf6+ Kd5 92. Qd6+ Ke4 93. Qd2 Kxf5 94. Qd3+ Kxe5 95. g7 Kf6 96. Qc3+ Kf7 97. g8B+ Qxg8 98. Qc4+ Kf8 99. Qc8+ Kf7 100. Qc4+ 1/2-1/2

[Event "PRO League Stage"]
[Site "Chess.com INT"]
[Date "2018.02.03"]
[Round "4"]
[White "Lalith, Babu MR"]
[Black "Klein, David"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2542"]
[BlackElo "2501"]
[PlyCount "66"]
[EventDate "2018.01.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Delhi Dynamite"]
[BlackTeam "Amsterdam Mosquitos"]
[WhiteTeamCountry "IND"]
[BlackTeamCountry "NED"]

1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 Nbd7 7. Qc2 c6 8. 0-0 b6 9. b3 Bb7 10. Bc3 dxc4 11. bxc4 c5 12. Rd1 cxd4 13. Bxd4 Qc7 14. Nc3 a6 15. Qb2 0-0 16. Rab1 Bc5 17. Na4 Be4 18. Rbc1 Rab8 19. Bc3 Be7 20. Ne5 Bxg2 21. Kxg2 Nxe5 22. Bxe5 Qc6+ 23. Kg1 Qxa4 24. Bxb8 Rxb8 25. c5 Bxc5 26. Rd3 Re8 27. e3 h6 28. Qd2 Ne4 29. Qb2 Ng5 30. Qb3 Qe4 31. Rc4 Nh3+ 32. Kf1 Qh1+ 33. Ke2 Qxh2 0-1

