[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.26"]
[Round "7.18"]
[White "Krause, Jonah"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2350"]
[BlackElo "2314"]
[PlyCount "79"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]
[WhiteTeam "St Pauli"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Bd2 d6 9. d5 Nxd2 10. Nxd2 e5 11. b4 Nd7 12. a4 a5 13. bxa5 Rxa5 14. Nb3 Ra8 15. a5 e4 16. Nxe4 Ba6 17. Qc2 Ne5 18. Ra4 f5 19. Ned2 b5 20. Ra2 Nxc4 21. Nxc4 bxc4 22. Nd4 Qd7 23. Bh3 g6 24. e4 Bf6 25. Ne6 Rfb8 26. exf5 g5 27. Ra3 Rb2 28. Qc1 h6 29. Re1 Rab8 30. Bf1 R8b4 31. Rae3 Rb1 32. Qxb1 Rxb1 33. Rxb1 Qa4 34. Be2 Be5 35. Rb8+ Kf7 36. Rf8+ Ke7 37. f6+ Bxf6 38. Nc5+ Kxf8 39. Nxa4 Bb5 40. Nc3 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.25"]
[Round "6.3"]
[White "Jonkman, Harmen"]
[Black "Grand, Hans Henrik"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2314"]
[BlackElo "2134"]
[PlyCount "69"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Aarhus Skolerne"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "DEN"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 g6 6. Nf3 Bg7 7. 0-0 0-0 8. Re1 Nc6 9. c3 a6 10. a4 b6 11. Bf4 Bb7 12. Nbd2 e6 13. Qe2 Re8 14. Ne5 Nxe5 15. Bxe5 Nd7 16. Bxg7 Kxg7 17. f4 Qc7 18. Qg4 f5 19. Qg5 Nf6 20. Re5 Nd7 21. Re3 Nf6 22. Re5 Nd7 23. Re3 Nf6 24. Nf3 Ne4 25. Qh4 Qe7 26. Qe1 Bc6 27. Ne5 Bb7 28. h4 Rf8 29. Ra3 Qc7 30. h5 Bc6 31. Rh3 Nf6 32. Qg3 Be8 33. hxg6 Bxg6 34. Qg5 Rg8 35. Qh6+ 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.24"]
[Round "5.3"]
[White "Dragicevic, Drazen"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2316"]
[BlackElo "2314"]
[PlyCount "133"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Lunds"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "GER"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd2 Bb4 6. a3 Bxd2+ 7. Nxd2 0-0 8. 0-0-0 Re8 9. Qf4 Ne5 10. h4 h5 11. f3 d6 12. Nc4 Bd7 13. Nxe5 Rxe5 14. Nh3 b5 15. Ng5 a5 16. g4 Qe7 17. gxh5 Nxh5 18. Qh2 Qf6 19. Bh3 Bc6 20. Bg4 Qf4+ 21. Qxf4 Nxf4 22. Nh3 Ng2 23. Rdg1 Ne3 24. Nf4 Rc5 25. Kd2 Nc4+ 26. Kc1 Ne3 27. Kd2 Nc4+ 28. Kc1 Ne5 29. Kd2 b4 30. Nd3 Nxd3 31. cxd3 bxa3 32. bxa3 Ra7 33. Rc1 Rxc1 34. Rxc1 Be8 35. Rb1 Kf8 36. f4 c5 37. Bc8 Bc6 38. Rb6 Rc7 39. Bg4 Ke7 40. Ra6 a4 41. Bd1 Bb5 42. Ra5 Rb7 43. Kc3 Rb8 44. h5 f5 45. Bxa4 Bxa4 46. Rxa4 Rh8 47. Ra7+ Kf6 48. Rd7 fxe4 49. dxe4 Ke6 50. Rxg7 Rxh5 51. f5+ Kf6 52. Rd7 Rh3+ 53. Kc4 d5+ 54. Rxd5 Rxa3 55. Rd6+ Ke7 56. Re6+ Kd7 57. Kxc5 Rd3 58. Rh6 Ra3 59. Rh7+ Ke8 60. Kd5 Ra5+ 61. Ke6 Ra6+ 62. Ke5 Kf8 63. f6 Ra5+ 64. Ke6 Ra6+ 65. Kf5 Ra5+ 66. e5 Rb5 67. Kg6 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.23"]
[Round "4.3"]
[White "Rigo, Zsolt"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2389"]
[BlackElo "2314"]
[PlyCount "103"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Dunajska Streda"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 8. Nf3 d5 9. d4 0-0 10. c3 Bd6 11. g3 Qf6 12. a4 h6 13. a5 a6 14. Nbd2 Be6 15. b4 Rae8 16. Nb3 Bc8 17. Bg2 Na7 18. Bd2 Nb5 19. Nc5 c6 20. Re2 g5 21. Qe1 Qd8 22. Ne5 Kg7 23. Ned3 Bc7 24. f4 Nfd6 25. Ra2 g4 26. Bc1 h5 27. f5 Bxf5 28. Nf4 Rh8 29. Rxe8 Qxe8 30. Re2 Qd8 31. Re5 Qf6 32. Bd2 Bb8 33. Re7 Kf8 34. Re2 h4 35. Rf2 hxg3 36. hxg3 Nc4 37. Nxd5 cxd5 38. Nd7+ Bxd7 39. Rxf6 Nxd2 40. Qxd2 Be6 41. Qg5 Nc7 42. Qe3 Rg8 43. Rh6 Ke7 44. Qf4 Kd7 45. Rh7 Rf8 46. Qg5 Ba7 47. Kf1 Rc8 48. Ke1 b6 49. c4 Re8 50. Kd1 Kd6 51. axb6 Bxb6 52. c5+ 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.22"]
[Round "3.3"]
[White "Jonkman, Harmen"]
[Black "Zlatkov, Anton"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2314"]
[BlackElo "2323"]
[PlyCount "73"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Gambit Asseco See"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "MKD"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Bg4 5. h3 Bh5 6. Bc2 Nc6 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. e6 fxe6 11. g4 Bg6 12. Ba4 Qa5+ 13. Bd2 Qa6 14. Bxc6+ bxc6 15. Ne5 Rc8 16. Nc3 Qb6 17. Bc1 Qa6 18. Ne2 Bf7 19. 0-0 g6 20. f3 Nd6 21. Nf4 Bg7 22. Nxf7 Kxf7 23. Re1 e5 24. dxe5 Nc4 25. e6+ Kg8 26. Re2 Rf8 27. Kg2 Nxb2 28. Bxb2 Rxf4 29. Qd2 Bxb2 30. Qxb2 h5 31. Qe5 hxg4 32. hxg4 Rf6 33. Rb1 Qd3 34. Rb3 Qd1 35. Rb8+ Kg7 36. Rxh8 Kxh8 37. g5 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.21"]
[Round "2.3"]
[White "Jonkman, Harmen"]
[Black "Van De Lagemaat, Arend"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "2022"]
[PlyCount "257"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Paul Keres II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Rb1 Qc3 8. Bb5 g6 9. Be5 Qxc5 10. c4 Bd7 11. Bxf6 exf6 12. cxd5 Qxd5 13. Bc4 Qa5 14. Rxb7 Nd8 15. Rb1 Be7 16. 0-0 0-0 17. Nb3 Qa4 18. Bd5 Rc8 19. Nbd4 Qa5 20. e4 Bd6 21. Qe2 Nc6 22. Nb5 Bb8 23. Rfd1 Nb4 24. Qd2 Bxb5 25. Qxb4 Qxb4 26. Rxb4 Be2 27. Re1 Bxf3 28. gxf3 Bc7 29. Rb7 Bb6 30. Re2 Rc7 31. Rxc7 Bxc7 32. Rc2 Bb6 33. Kf1 Rd8 34. Ke2 Kf8 35. a4 Ke7 36. h3 h5 37. Ra2 Rc8 38. a5 Bd4 39. f4 Rc3 40. Rd2 Bc5 41. Rb2 Bd6 42. Kd2 Rc7 43. Ke3 Bc5+ 44. Kf3 Bd4 45. Rb3 Bc5 46. Rb8 Bd6 47. Rh8 Rc3+ 48. Kg2 Rc7 49. Kf3 Rc3+ 50. Ke2 Rc7 51. Ke3 Bc5+ 52. Kf3 Bd6 53. a6 Rc3+ 54. Kg2 Rc7 55. Kf3 Rc3+ 56. Ke2 Rc7 57. Ke3 Bc5+ 58. Kf3 Bd6 59. h4 Rc3+ 60. Kg2 Rc7 61. Kf3 Rc3+ 62. Ke2 Rc7 63. Ke3 Bc5+ 64. Kf3 Bd6 65. f5 gxf5 66. exf5 Be5 67. Rxh5 Kf8 68. Rh8+ Kg7 69. Rd8 Re7 70. Be4 Bc7 71. Rd1 Bb6 72. Rd2 Bc5 73. Rb2 Bd6 74. Rd2 Bc5 75. Rc2 Bd6 76. Ke3 Be5 77. f4 Bd6 78. Rc6 Bb4 79. h5 Ba3 80. h6+ Kxh6 81. Rxf6+ Kg7 82. Rc6 Bb2 83. Rc8 Kf6 84. Rc2 Ba1 85. Rc1 Bb2 86. Rc2 Ba1 87. Rc6+ Kg7 88. Kd3 Rd7+ 89. Ke2 Bf6 90. Kf3 Bb2 91. Rc2 Bf6 92. Ke3 Ba1 93. Rc4 Bf6 94. Rb4 Re7 95. Rb7 Kf8 96. Kd3 Kg7 97. Bc6 Bh4 98. Kc4 Kf6 99. Kd5 Bf2 100. Kd6 Re1 101. Bd5 Kxf5 102. Rxf7+ Kg4 103. Be6+ Kf3 104. f5 Kf4 105. Rg7 Ra1 106. Bc8 Bd4 107. Rg6 Rc1 108. Bd7 Rd1 109. Ke7 Bc5+ 110. Ke8 Re1+ 111. Be6 Ke5 112. Kf7 Rh1 113. f6 Rh7+ 114. Rg7 Rh8 115. Rg5+ Kd6 116. Rd5+ Kc6 117. Rd3 Kb6 118. Bc4 Rh4 119. Rb3+ Kc6 120. Bb5+ Kb6 121. Bf1+ Kc7 122. Rf3 Kd6 123. Bh3 Bd4 124. Kg6 Rh8 125. f7 Rf8 126. Rf1 Kc7 127. Re1 Kb6 128. Re8 Bc5 129. Bf1 1-0

[Event "EU-Cup 39th"]
[Site "Vrnjacka Banja"]
[Date "2024.10.20"]
[Round "1.3"]
[White "Tabatabaei, Mohammad Amin"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2702"]
[BlackElo "2314"]
[PlyCount "49"]
[EventDate "2024.10.20"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "SRB"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]
[WhiteTeam "Turkish Airlines"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Qc2 h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. 0-0-0 Nb6 12. h3 Bd7 13. Kb1 0-0-0 14. Nf3 Kb8 15. Ne5 g6 16. Qb3 Bf5 17. Na4 Bxd3+ 18. Rxd3 Qc7 19. Rc1 Nf6 20. Nc5 Ka8 21. a4 Ne4 22. Nxe4 dxe4 23. Rdc3 Nd5 24. Rc5 g5 25. Rxd5 1-0

[Event "Titled Tuesday intern op 10th Sep Early"]
[Site "Chess,com INT"]
[Date "2024.09.10"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Mohamed, Anees M"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2347"]
[PlyCount "74"]
[EventDate "2024.09.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. Bc4 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. Nxf7 Kxf7 8. Qf3+ Ke6 9. d4 cxd4 10. 0-0 b5 11. Bxb5 Bb7 12. Bxc6 Bxc6 13. cxd4 Bd6 14. Nc3 Nxc3 15. Qxc6 Ne2+ 16. Kh1 Nxd4 17. Qe4 Qf6 18. Be3 Qg6 19. Qh4 Nf5 20. Qc4+ Ke7 21. Bc5 Rac8 22. b4 Bxc5 23. bxc5 Qe6 24. Qa4 Rhd8 25. Qxa7+ Rd7 26. Qa3 Rc6 27. Rae1 Kf7 28. Re4 Rd4 29. Re2 Qd5 30. Qh3 Kg6 31. Rfe1 Rd1 32. Qg4+ Kf6 33. h4 Rxe1+ 34. Rxe1 Rxc5 35. Qg5+ Ke6 36. h5 Qd4 37. Kg1 Rc2 0-1

[Event "Titled Tuesday intern op 10th Sep Early"]
[Site "Chess,com INT"]
[Date "2024.09.10"]
[Round "2"]
[White "Rogov, Matfey"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2188"]
[BlackElo "2314"]
[PlyCount "37"]
[EventDate "2024.09.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 c5 3. dxc5 f6 4. Bh4 e5 5. e4 Be6 6. exd5 Qxd5 7. Qxd5 Bxd5 8. Nc3 Be6 9. Nb5 Kd7 10. 0-0-0+ Kc6 11. Nd6 Na6 12. f4 Nxc5 13. fxe5 fxe5 14. Nc4 Bxc4 15. Bxc4 Nf6 16. Nf3 Bd6 17. Rhe1 Rae8 18. Bg3 Nfe4 19. Bd5+ 1-0

[Event "Titled Tuesday intern op 10th Sep Early"]
[Site "Chess,com INT"]
[Date "2024.09.10"]
[Round "1"]
[White "Shuvalov, Evgenij"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1993"]
[BlackElo "2314"]
[PlyCount "138"]
[EventDate "2024.09.10"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 b5 7. Bd3 Bb7 8. a4 b4 9. Nbd2 Nbd7 10. a5 c5 11. Qe2 Rc8 12. Nc4 Qc7 13. e4 h6 14. d5 exd5 15. exd5+ Kd8 16. d6 Bxd6 17. Nxd6 Qxd6 18. Bc4 Re8 19. Be3 Ng4 20. Rfd1 Bxf3 21. Rxd6 Bxe2 22. Bxe2 Nxe3 23. fxe3 Kc7 24. Rad1 Nb8 25. Kf2 Rcd8 26. Rxd8 Rxd8 27. Rxd8 Kxd8 28. Bc4 Ke7 29. Kf3 Nc6 30. Bxa6 Nxa5 31. Ke4 Kd6 32. Bb5 Nc6 33. Bc4 Ne5 34. Be2 g6 35. g4 Ke6 36. h4 f5+ 37. gxf5+ gxf5+ 38. Kf4 Ng6+ 39. Kg3 Ke5 40. Bd3 Ne7 41. Kf3 Nc8 42. b3 Nd6 43. Be2 Ne4 44. Bd1 c4 45. bxc4 b3 46. Ke2 Nc3+ 47. Kd2 b2 48. Bc2 b1Q 49. Bxb1 Nxb1+ 50. Kd3 Na3 51. c5 Nb5 52. Kc4 Nc7 53. c6 Ne6 54. Kd3 Kd5 55. e4+ fxe4+ 56. Ke3 Ke5 57. h5 Nc7 58. Ke2 Kd4 59. Kd2 e3+ 60. Ke2 Ke4 61. Ke1 Kd3 62. Kd1 e2+ 63. Ke1 Nd5 64. c7 Nxc7 65. Kf2 Ne6 66. Ke1 Nf4 67. Kf2 Nxh5 68. Ke1 Nf6 69. Kf2 Kd2 0-1

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "3"]
[White "Badelka, Olga"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2409"]
[BlackElo "2314"]
[PlyCount "69"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d6 4. d4 Be7 5. Nf3 b6 6. Be2 c5 7. d5 e5 8. 0-0 Nbd7 9. Ne1 Nf8 10. Nd3 Ng6 11. a3 0-0 12. b4 Ne8 13. Bg4 Bg5 14. Bxc8 Rxc8 15. b5 Bxc1 16. Qxc1 f5 17. exf5 Rxf5 18. Ne4 Qh4 19. Ng3 Rg5 20. Ne1 e4 21. f4 Rg4 22. Nf5 Qf6 23. h3 Qxf5 24. hxg4 Qxg4 25. Qe3 Nf6 26. Qh3 Qe2 27. Qxc8+ Kf7 28. Qe6+ Kf8 29. Qxd6+ Kg8 30. Qe6+ Kf8 31. Rf2 Qxc4 32. f5 Qd4 33. fxg6 Qxa1 34. gxh7 Qxe1+ 35. Kh2 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "8"]
[White "Bilan, Danila"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D25"]
[WhiteElo "2303"]
[BlackElo "2314"]
[PlyCount "49"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 a6 5. Bxc4 b5 6. Be2 Bb7 7. 0-0 Nbd7 8. a3 e6 9. b4 Bd6 10. Bb2 0-0 11. Nbd2 Re8 12. Nb3 Bd5 13. Nc5 e5 14. Nxd7 Nxd7 15. dxe5 Bxe5 16. Qxd5 Bxb2 17. Rad1 Nb6 18. Qb3 Qf6 19. Rd2 Be5 20. Nxe5 Rxe5 21. Rfd1 c5 22. bxc5 Na4 23. Bf3 Rc8 24. c6 Rg5 25. Rd6 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "5"]
[White "Janeczko, Jakub"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2259"]
[BlackElo "2314"]
[PlyCount "79"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 4. f3 Qb6 5. Rb1 Bf5 6. e3 e6 7. Bd3 Bg6 8. Nge2 a5 9. 0-0 a4 10. a3 Nbd7 11. Bg3 Be7 12. Nf4 0-0 13. Nxg6 hxg6 14. Bf2 c5 15. dxc5 Bxc5 16. Qe1 Ne5 17. e4 Nxd3 18. cxd3 Rfc8 19. Ne2 Qb3 20. d4 Bf8 21. e5 Nd7 22. Qd1 Rc2 23. Rc1 Rac8 24. Rb1 Rxb2 25. Rxb2 Qxb2 26. Qxa4 Nxe5 27. dxe5 Qxe2 28. Re1 Qb2 29. Rf1 Qxa3 30. Qd7 Qa8 31. Rb1 Rb8 32. Rc1 Rd8 33. Qb5 Qb8 34. h3 g5 35. Qb6 Rc8 36. Ra1 Qxe5 37. Qxb7 Qxa1+ 38. Kh2 Qa8 39. Qb2 Qb8+ 40. Kh1 0-1

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "10"]
[White "Jonkman, Harmen"]
[Black "Harish, Neeraj"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2314"]
[BlackElo "2118"]
[PlyCount "125"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Bd6 7. Be2 0-0 8. 0-0 Bg4 9. h3 Bh5 10. Ne1 Bxe2 11. Qxe2 Re8 12. Qf3 Nd7 13. Nd3 Qb6 14. c3 Rad8 15. Bf4 Bxf4 16. Qxf4 Nf8 17. Rfe1 Ne6 18. Qd2 c5 19. dxc5 Nxc5 20. Rxe8+ Rxe8 21. Nxc5 Qxc5 22. Re1 Rxe1+ 23. Qxe1 g6 24. Qd2 Kg7 25. b3 h5 26. h4 Qf5 27. g3 Qb1+ 28. Kh2 a6 29. c4 Qa1 30. Kg2 Qb1 31. Qe2 Qa1 32. Qc2 Qd4 33. c5 Qd5+ 34. Kh2 Qd4 35. a3 a5 36. Kg2 Qa1 37. a4 Qd4 38. Qc4 Qxc4 39. bxc4 Kf8 40. Kf3 Ke7 41. Ke4 Kd7 42. Kd5 Kc7 43. f3 Kd7 44. g4 Kc7 45. gxh5 gxh5 46. f4 Kd7 47. f5 Kc7 48. Ke4 Kc6 49. Kd4 Kc7 50. Ke4 Kd7 51. Kd5 Kc7 52. c6 bxc6+ 53. Kc5 Kd7 54. Kb6 Kd6 55. Kxa5 Kc5 56. Ka6 Kxc4 57. Kb6 Kb4 58. a5 c5 59. a6 c4 60. a7 c3 61. a8Q c2 62. Qh1 Kb3 63. Qc1 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Hungaski, Robert Andrew"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2314"]
[BlackElo "2471"]
[PlyCount "65"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Be2 Nc6 5. 0-0 Bg4 6. Be3 Nf6 7. Nc3 e5 8. dxe5 dxe5 9. Qxd8+ Rxd8 10. Rad1 0-0 11. Rxd8 Rxd8 12. Rd1 Rxd1+ 13. Bxd1 Ne8 14. Nd2 Be6 15. Nd5 Bxd5 16. exd5 Nb4 17. c4 Nxa2 18. Bxa7 Bf8 19. Ba4 Nf6 20. f3 b6 21. Ne4 Nxe4 22. fxe4 Nb4 23. Kf1 Nd3 24. b3 Nc5 25. Ke2 Nxe4 26. Bc6 Nc5 27. b4 Na6 28. c5 bxc5 29. b5 Nb4 30. Bb8 c4 31. Bxc7 c3 32. b6 c2 33. b7 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Issani, Nameer"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2314"]
[BlackElo "2074"]
[PlyCount "144"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 h6 6. a4 d6 7. c3 a6 8. Nbd2 0-0 9. h3 Ba7 10. Re1 Ne7 11. d4 Ng6 12. Bf1 Re8 13. Qc2 c6 14. dxe5 dxe5 15. a5 Qc7 16. Nc4 Be6 17. Be3 Bxe3 18. Nxe3 Nf4 19. Nf5 Bxf5 20. exf5 Rad8 21. g3 e4 22. Nh2 Nd3 23. Re2 Rd5 24. Bg2 Rde5 25. Bxe4 Nf4 26. gxf4 Rxe4 27. Rae1 Qxf4 28. Nf1 Qf3 29. Ng3 Rxe2 30. Rxe2 Rd8 31. Qc1 Nh5 32. Qe3 Rd1+ 33. Kh2 Qd5 34. Re1 Rxe1 35. Qxe1 Nf4 36. Qe4 Qd2 37. Kg1 Qd1+ 38. Nf1 Ne2+ 39. Kg2 Nc1 40. f6 Qd5 41. Qxd5 cxd5 42. fxg7 Nd3 43. Ne3 Nxb2 44. Nxd5 Nc4 45. Kf3 Nxa5 46. Ke4 Kxg7 47. Ke5 Nc6+ 48. Kd6 Kg6 49. Kc7 Ne5 50. Kxb7 a5 51. Nb6 Nd3 52. c4 Kf5 53. Ka6 Ke4 54. Kxa5 Kf3 55. Kb5 Kxf2 56. Nd7 f5 57. c5 Nf4 58. c6 Ne6 59. Kc4 Kg3 60. Ne5 f4 61. Kd5 Nc7+ 62. Kd6 Na6 63. Ke6 h5 64. Kf5 f3 65. Nxf3 Kxf3 66. Kg5 Kg3 67. Kxh5 Kxh3 68. Kg5 Kg3 69. Kf5 Kf3 70. Ke5 Ke3 71. Kd5 Nb4+ 72. Kc5 Nxc6 1/2-1/2

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "2457"]
[PlyCount "136"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 cxd6 6. Nbd2 Nc6 7. Bd3 0-0 8. 0-0 Bd7 9. c3 h6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qb6 13. Qe2 Ne7 14. Rad1 a5 15. Ne1 Rfc8 16. Nd3 Qa6 17. h4 Rc7 18. g4 Bb5 19. g5 hxg5 20. hxg5 g6 21. Kg2 d5 22. Bf3 Nf5 23. Rh1 Qd6 24. Bg4 Kg7 25. Bxf5 exf5 26. Qe5+ Qxe5 27. Nxe5 Be2 28. Rde1 Bh5 29. Kg3 f6 30. gxf6+ Kxf6 31. Re3 Re8 32. Rhe1 Rh8 33. f4 g5 34. Nd3 Bf7 35. fxg5+ Kxg5 36. Re7 Rxe7 37. Rxe7 Bh5 38. Nf4 Bg4 39. Rg7+ Kf6 40. Rxb7 Rh1 41. Nxd5+ Kg5 42. Rg7+ Kh6 43. Rg8 Rg1+ 44. Kf4 Rf1+ 45. Ke5 Kh5 46. Nf6+ Kh4 47. d5 Re1+ 48. Kf4 Rf1+ 49. Ke5 Re1+ 50. Kd4 Bh3 51. d6 f4 52. Rh8+ Kg3 53. Ne4+ Kg2 54. Rg8+ Kh2 55. Nf2 Be6 56. Rf8 Kg3 57. Ne4+ Kg4 58. Ke5 Bd7 59. Rxf4+ Kh3 60. Kd4 Be6 61. Ng5+ Kg3 62. Rf6 Bg4 63. c4 Rd1+ 64. Kc5 Kh4 65. Ne4 Re1 66. Nf2 Bd7 67. Rf7 Re5+ 68. Kd4 Re2 0-1

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "11"]
[White "Jonkman, Harmen"]
[Black "Korneev, Svyatoslav"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2314"]
[BlackElo "2193"]
[PlyCount "34"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 Bd7 8. h4 Na5 9. Nbd2 0-0-0 10. Bh3 h6 11. h5 Ne7 12. 0-0 Kb8 13. Re1 Nc8 14. Rb1 Qc7 15. Nf1 Nb6 16. N3h2 Ba4 17. Bf4 Bxd1 0-1

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Subervi Nunez, Jonathan Sigfredo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2314"]
[BlackElo "2044"]
[PlyCount "67"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. a4 d6 6. c3 a6 7. h3 Ba7 8. Nbd2 h6 9. 0-0 g5 10. Ne1 g4 11. hxg4 Nxg4 12. g3 h5 13. Ndf3 f6 14. Nh4 Ne7 15. Qb3 c6 16. Bf7+ Kd7 17. Neg2 Kc7 18. Be3 Nxe3 19. Nxe3 Bh3 20. Neg2 Qf8 21. Kh2 Bd7 22. Be6 Qc8 23. Bxd7 Qxd7 24. f4 Rag8 25. fxe5 Qg4 26. exd6+ Kb8 27. Rf3 Ng6 28. Raf1 Ne5 29. d4 Nxf3+ 30. Rxf3 Qd7 31. Rxf6 Rg4 32. e5 Rhg8 33. Rf7 Qd8 34. Qxb7# 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "6"]
[White "Sitbon, Itay"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2179"]
[BlackElo "2314"]
[PlyCount "65"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nc3 d5 2. d4 Nf6 3. Bf4 c6 4. e3 Qb6 5. a3 Bf5 6. Bd3 Bg6 7. Nf3 Nbd7 8. 0-0 e6 9. Ne5 Nxe5 10. Bxe5 Nd7 11. Bg3 Be7 12. Rb1 a5 13. Ne2 0-0 14. Nf4 c5 15. Nxg6 hxg6 16. c3 a4 17. Bc2 Qa5 18. Re1 Nf6 19. Be5 Rfc8 20. h4 b5 21. Ra1 Nd7 22. Bg3 Nf6 23. dxc5 Bxc5 24. Be5 Be7 25. Qf3 Nd7 26. Bd4 Bxh4 27. Qg4 Qd8 28. g3 Bf6 29. Bxg6 fxg6 30. Qxe6+ Kf8 31. Kg2 Nc5 32. Bxc5+ Rxc5 33. Rh1 1-0

[Event "Titled Tuesday intern op 27th Aug Late"]
[Site "Chess.com INT"]
[Date "2024.08.27"]
[Round "9"]
[White "Solomon, Kenny"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D25"]
[WhiteElo "2257"]
[BlackElo "2314"]
[PlyCount "95"]
[EventDate "2024.08.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 a6 5. Bxc4 b5 6. Be2 Bb7 7. a4 b4 8. Nbd2 e6 9. 0-0 Be7 10. Ne5 0-0 11. Bf3 Bxf3 12. Qxf3 Qd5 13. Ndc4 Qxf3 14. gxf3 c5 15. dxc5 Bxc5 16. Bd2 Nbd7 17. Rfc1 a5 18. Kf1 Rfc8 19. Ke2 Kf8 20. e4 Nxe5 21. Nxe5 Bd4 22. Nd3 Nd7 23. Be3 Bxe3 24. Kxe3 e5 25. f4 f6 26. fxe5 Nxe5 27. Nc5 Ke7 28. h3 Rc6 29. f4 Nf7 30. Nb3 Kd6 31. Rxc6+ Kxc6 32. Rc1+ Kb6 33. Rd1 Ra7 34. Rd5 g6 35. Rb5+ Kc6 36. Nxa5+ Kd6 37. Nc4+ Ke6 38. b3 Nd8 39. Rb8 Nc6 40. Rb6 Kd7 41. e5 fxe5 42. Nxe5+ Nxe5 43. fxe5 Ke7 44. Rxb4 Ke6 45. Ke4 Rc7 46. Rb6+ Ke7 47. a5 Rc3 48. a6 1-0

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "2"]
[White "Ambartsumova, Karina"]
[Black "Jonkman, Harmen"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2404"]
[BlackElo "2314"]
[PlyCount "105"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. a4 Nf6 5. e3 e6 6. Bxc4 c5 7. 0-0 Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. h3 0-0 11. Rd1 Re8 12. Bd2 h6 13. Rac1 cxd4 14. exd4 Qa5 15. Ne4 Qd8 16. Nxd6 Qxd6 17. Be1 Bd7 18. Ne5 Rac8 19. Bc3 Nd5 20. Qe4 Red8 21. Bd3 Nf6 22. Qh4 Be8 23. Bb1 b5 24. axb5 axb5 25. Ng4 Nxg4 26. Qxg4 b4 27. Be1 Ne7 28. Qe4 f5 29. Qe2 Bc6 30. f3 Bd5 31. Bf2 Ng6 32. Qd2 Nf4 33. Rxc8 Rxc8 34. Re1 b3 35. Be3 Ng6 36. Bf2 Qf4 37. Be3 Qg3 38. Bf2 Qd6 39. Bd3 Kf7 40. Rc1 Rc7 41. Rxc7+ Qxc7 42. h4 Nf4 43. Bg3 g5 44. hxg5 hxg5 45. Kf2 Kf6 46. Bxf4 gxf4 47. Qb4 Qa7 48. Qf8+ Kg6 49. Qg8+ Kf6 50. Qf8+ Kg6 51. Qg8+ Kf6 52. Qh8+ Kg6 53. Qg8+ 1/2-1/2

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "6"]
[White "Arabidze, Meri"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2457"]
[BlackElo "2314"]
[PlyCount "69"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Nc3 a6 5. a4 Nc6 6. e3 Na5 7. Ne5 c5 8. Nxc4 cxd4 9. exd4 e6 10. Ne3 Bb4 11. Be2 0-0 12. 0-0 b6 13. Bf3 Bb7 14. Bxb7 Nxb7 15. Qf3 Nd6 16. d5 e5 17. Rd1 Bxc3 18. bxc3 Rc8 19. Qe2 b5 20. axb5 axb5 21. Ba3 Re8 22. Bxd6 Qxd6 23. Qxb5 Rxc3 24. Nf5 Qd7 25. Qxd7 Nxd7 26. d6 g6 27. Ne7+ Kg7 28. Ra7 Nf6 29. Rc7 Ra3 30. Nc6 Ra6 31. h3 Rea8 32. d7 Nxd7 33. Rdxd7 Rf8 34. Nxe5 Rf6 35. f3 1-0

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "3"]
[White "Bagrationi, Alexander"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2411"]
[BlackElo "2314"]
[PlyCount "37"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Bxf4 5. exf4 Nf6 6. Bd3 c5 7. dxc5 Qa5+ 8. Nc3 Qxc5 9. 0-0 0-0 10. Ne5 Qb4 11. Qf3 Nc6 12. Rae1 Qxb2 13. Rb1 Qa3 14. Nxd5 Qd6 15. Nxf6+ gxf6 16. Bxh7+ Kxh7 17. Qh5+ Kg7 18. Qg4+ Kh7 19. Rb3 1-0

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "5"]
[White "Cruz Mendez, Jean Marcos"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2175"]
[BlackElo "2314"]
[PlyCount "108"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d3 Nf6 4. g3 Bc5 5. Bg2 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Nc3 Nb6 9. Be3 Be7 10. d4 exd4 11. Nxd4 Nxd4 12. Bxd4 c6 13. Ne4 Bf5 14. c3 Qc7 15. Qf3 Bg6 16. Rfe1 Rad8 17. h4 h6 18. h5 Bh7 19. Qg4 f6 20. Nc5 Bxc5 21. Bxc5 Rfe8 22. Rad1 Kh8 23. Rxd8 Qxd8 24. Be4 f5 25. Qf4 Rxe4 26. Rxe4 fxe4 27. Bd4 c5 28. Be5 Nc4 29. Bc7 Qd1+ 30. Kh2 Qf3 31. Qxf3 exf3 32. b3 Nd2 33. Be5 Bb1 34. a3 Nxb3 35. Kh3 Nc1 36. Kg4 Be4 37. Kf4 Bc6 38. Ke3 Kg8 39. Bd6 b6 40. Bb8 a6 41. Ba7 b5 42. Bxc5 Be8 43. g4 Bc6 44. Bd4 Nb3 45. Be5 Kf7 46. Kf4 Nd2 47. Bd6 Ke6 48. Bf8 Kf7 49. Bc5 Ne4 50. Bd4 Nd6 51. Bc5 Nc4 52. Bb4 g6 53. Bc5 Nd2 54. Kg3 Ne4+ 0-1

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Garbea, Bogdan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "2280"]
[PlyCount "107"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 e6 5. h3 Be7 6. Bd3 0-0 7. Nbd2 d5 8. 0-0 Nbd7 9. c4 c5 10. Bh2 Rc8 11. Qe2 Ne4 12. cxd5 exd5 13. Rac1 Ndf6 14. Rfd1 Bd6 15. Ne5 Qe7 16. Qf3 cxd4 17. exd4 Rxc1 18. Rxc1 Nxd2 19. Qf5 Nde4 20. f3 Nd2 21. Bf4 Nc4 22. Bg5 Qe6 23. Bxf6 Qxf5 24. Bxf5 gxf6 25. Nd7 Rd8 26. Nxf6+ Kg7 27. Nh5+ Kg8 28. b3 Ne3 29. Bd3 f5 30. f4 Kf7 31. Kf2 Kg6 32. g4 Re8 33. Re1 Nxg4+ 34. hxg4 Rxe1 35. Bxf5+ Kf7 36. Kxe1 h6 37. Kf2 Be7 38. Ke3 Bc6 39. Ng3 Bh4 40. Ne2 Be1 41. Bd3 Kf6 42. Kf3 a5 43. Ng3 a4 44. Nf5 axb3 45. axb3 Bc3 46. Ke3 h5 47. gxh5 Be8 48. h6 Bg6 49. Ne7 Bxd3 50. Kxd3 Ba1 51. h7 Kg7 52. Nxd5 Kxh7 53. Nxb6 Kg6 54. Ke4 1-0

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Nadanian, Ashot S"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2314"]
[BlackElo "2248"]
[PlyCount "124"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Bg4 5. h3 Bh5 6. Nc3 c6 7. Ne4 e6 8. d4 Nd7 9. c3 Be7 10. 0-0 0-0 11. Re1 Qc7 12. Be2 Nf4 13. Bf1 Rad8 14. Ng3 Bg6 15. Be3 Nd5 16. Bg5 Bxg5 17. Nxg5 c5 18. dxc5 Nxc5 19. Qf3 Na4 20. h4 h6 21. h5 Bc2 22. Rac1 hxg5 23. Rxc2 Qf4 24. Qe2 Nab6 25. Ne4 Nf6 26. Nxf6+ Qxf6 27. g3 Rd7 28. Rd2 Rxd2 29. Qxd2 Rd8 30. Qe3 Na4 31. Qe2 b6 32. Bg2 Nc5 33. Bf3 e5 34. Kg2 Re8 35. Be4 Ne6 36. Qe3 Qe7 37. Rd1 Nc5 38. Bf5 Qf6 39. Bc2 Qc6+ 40. Kg1 Qf6 41. Rd5 Qe6 42. c4 e4 43. b4 Nd7 44. Qxg5 Nf6 45. h6 g6 46. Rd4 Nh7 47. Qe3 Nf6 48. Qf4 Kh7 49. Qe3 Ng4 50. Qf4 e3 51. Rd6 exf2+ 52. Kg2 f1Q+ 53. Kxf1 Ne3+ 54. Kg1 Qxc4 55. Bb3 Qc1+ 56. Kh2 Qb2+ 57. Kh3 Qg2+ 58. Kh4 Qh2+ 59. Kg5 Qxh6+ 60. Kf6 Qg7+ 61. Kg5 Re5+ 62. Kh4 Rh5# 0-1

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Yildiz, Serdar Murat"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2182"]
[PlyCount "54"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. d4 cxd4 6. Bc4 Nb6 7. Bb3 d5 8. exd6 e6 9. cxd4 Bxd6 10. Nc3 0-0 11. 0-0 Ne7 12. Qe2 Nbd5 13. Ne5 b6 14. Rd1 Bb7 15. Bc2 Rc8 16. Qh5 Ng6 17. Bg5 Be7 18. Bxe7 Qxe7 19. Nxd5 Bxd5 20. Rac1 Bxg2 21. Bxg6 fxg6 22. Qg4 Bd5 23. b3 Rcd8 24. Re1 Rf5 25. f4 Rdf8 26. Rf1 Qb4 27. Rcd1 Qc3 0-1

[Event "Abu Dhabi Masters Online"]
[Site "Chess.com INT"]
[Date "2024.08.21"]
[Round "8"]
[White "Micic, Cedomir"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2364"]
[BlackElo "2314"]
[PlyCount "109"]
[EventDate "2024.08.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "UAE"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Ne4 8. Qe2 Nc5 9. Rd1 Bd7 10. Bg5 Be7 11. Bxe7 Qxe7 12. Nc3 0-0 13. h3 h6 14. Qe3 Rfe8 15. Re1 Bf5 16. Nd4 Bh7 17. a3 a5 18. f4 Ne6 19. Nxe6 Qxe6 20. Re2 b6 21. Rae1 Rad8 22. g4 Qc4 23. Kh2 b5 24. f5 Qd4 25. Kg3 Qxe3+ 26. Rxe3 Kf8 27. Kf4 Rd2 28. R1e2 Red8 29. Ne4 Rd1 30. Nc5 Ke7 31. e6 Rf1+ 32. Kg3 f6 33. Nd7 g6 34. Kg2 Rf4 35. Kg3 Rf1 36. fxg6 Bxg6 37. Rf3 Rxf3+ 38. Kxf3 Bh7 39. Kf4 Bg8 40. Kf5 Bh7+ 41. Kf4 Bg8 42. Nc5 Rd5 43. b4 axb4 44. axb4 Rd4+ 45. Re4 Rxe4+ 46. Kxe4 Bxe6 47. c3 Bc8 48. Kd4 Kd6 49. Ne4+ Ke7 50. Ng3 Kd6 51. Nh5 Ke7 52. Kc5 f5 53. gxf5 Bxf5 54. h4 Be4 55. Ng3 1-0

[Event "Titled Tuesday intern op 16th Jul Late"]
[Site "Chess.com INT"]
[Date "2024.07.16"]
[Round "4"]
[White "Guevara Sanchez, Erick Marvin"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2040"]
[BlackElo "2314"]
[PlyCount "62"]
[EventDate "2024.07.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 h6 6. h3 d6 7. Be3 Bb6 8. Nbd2 Ne7 9. Nf1 Ng6 10. Ng3 Be6 11. Bb3 d5 12. Qe2 Qd6 13. Nf5 Bxf5 14. exf5 Ne7 15. Bxb6 axb6 16. Nxe5 0-0 17. g4 d4 18. c4 Rae8 19. f4 Nc6 20. Ba4 Nxe5 21. Bxe8 Rxe8 22. 0-0-0 Nexg4 23. Qf3 Ne3 24. Rdg1 b5 25. Qg3 Nxf5 26. Qf3 bxc4 27. Qxb7 cxd3 28. Qb5 Qxf4+ 29. Kb1 Ne3 30. Rc1 d2 31. Rcd1 Qe4+ 0-1

[Event "Titled Tuesday intern op 16th Jul Late"]
[Site "Chess.com INT"]
[Date "2024.07.16"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Butti, Enrique"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2314"]
[BlackElo "1960"]
[PlyCount "45"]
[EventDate "2024.07.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Bd7 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Bb5 8. Bxb5+ Qxb5 9. Nc3 Qa6 10. b4 Nd7 11. b5 Qb6 12. 0-0 Ne7 13. Qb3 Qd8 14. a4 Nc8 15. a5 a6 16. Ba3 axb5 17. Bxf8 Nxf8 18. Qxb5+ Qd7 19. Rfb1 Ra7 20. Na4 Qxb5 21. Rxb5 Nd7 22. Rc1 Kd8 23. Ng5 1-0

[Event "Titled Tuesday intern op 16th Jul Late"]
[Site "Chess.com INT"]
[Date "2024.07.16"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Sathish, Pranav"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2337"]
[PlyCount "60"]
[EventDate "2024.07.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 c4 6. Bc2 d5 7. f4 e6 8. d4 cxd3 9. Qxd3 Bd7 10. Nf3 f5 11. 0-0 Nc6 12. Nbd2 Rc8 13. Nb3 Be7 14. Kh1 Na4 15. Rb1 b6 16. Nfd4 Nc5 17. Qh3 Nxb3 18. Nxb3 0-0 19. g4 d4 20. gxf5 exf5 21. Bd1 Be6 22. Bd2 a5 23. Bf3 a4 24. Nxd4 Nxd4 25. cxd4 Qxd4 26. Bc3 Qxf4 27. Rbd1 Qc4 28. Qg2 Rfd8 29. Rd2 Rxd2 30. Qxd2 Qxf1# 0-1

[Event "Titled Tuesday intern op 16th Jul Late"]
[Site "Chess.com INT"]
[Date "2024.07.16"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Vlachos, Anatole"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2314"]
[BlackElo "2472"]
[PlyCount "100"]
[EventDate "2024.07.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. 0-0 0-0 7. Nc3 Nc6 8. Nxc6 bxc6 9. Bf4 Nd7 10. Re1 Bf6 11. Rb1 Rb8 12. Na4 Nb6 13. c3 c5 14. Nxb6 axb6 15. e5 dxe5 16. Bxe5 Bxe5 17. Rxe5 Be6 18. Qc2 h6 19. a3 Qf6 20. Rbe1 Rbd8 21. Bf5 Bxf5 22. Rxf5 Qg6 23. Qe4 Rfe8 24. Qxe8+ Rxe8 25. Rxe8+ Kh7 26. Rfe5 Qb1+ 27. Re1 Qxb2 28. g3 Qxc3 29. R1e7 Kg6 30. Rxc7 Qxa3 31. Rc6+ Kh7 32. Rxb6 c4 33. Rc6 Qd3 34. Rec8 Qd1+ 35. Kg2 Qd5+ 36. Kg1 h5 37. h4 Qd1+ 38. Kg2 Qd5+ 39. Kh2 Qf3 40. Kg1 g5 41. Rxc4 Qd1+ 42. Kg2 Qd5+ 43. Kg1 Qd1+ 44. Kh2 Qf3 45. Kg1 g4 46. Rf4 Qd1+ 47. Kh2 Qd5 48. Rc7 Kg6 49. Rcxf7 Qxf7 50. Rf6+ Qxf6 0-1

[Event "Titled Tuesday intern op 16th Jul Late"]
[Site "Chess.com INT"]
[Date "2024.07.16"]
[Round "6"]
[White "Yang, Kaiqi"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D23"]
[WhiteElo "2481"]
[BlackElo "2314"]
[PlyCount "50"]
[EventDate "2024.07.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. g3 b5 5. Bg2 Bb7 6. a4 a6 7. 0-0 e6 8. b3 cxb3 9. Qxb3 b4 10. Nbd2 Nc6 11. Nc4 Nxd4 12. Nxd4 Bxg2 13. Nxe6 fxe6 14. Kxg2 Qd5+ 15. f3 Bc5 16. Rd1 Qh5 17. Be3 0-0 18. Bxc5 Qxc5 19. Rac1 Nd5 20. e4 Nc3 21. Rd7 Rad8 22. Rxd8 Rxd8 23. Rc2 Rd1 24. Nb2 Rg1+ 25. Kh3 Qh5# 0-1

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "11"]
[White "Dos Reis, Leandro Aparecido C"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1987"]
[BlackElo "2314"]
[PlyCount "62"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. d5 d6 7. e4 e5 8. Bd3 0-0 9. 0-0 Nbd7 10. b4 Nh5 11. Ne1 Nf4 12. Bc2 g6 13. Nd3 Nxd3 14. Bxd3 Bg5 15. Bb2 Nf6 16. Rb1 a5 17. c5 axb4 18. axb4 Nh5 19. c6 Bc8 20. Be2 Nf4 21. Bg4 f5 22. Bf3 fxe4 23. Nxe4 Bf5 24. Ra1 Qe7 25. g3 Rxa1 26. Bxa1 Nh3+ 27. Kg2 Bh6 28. Qe2 Qf7 29. Bg4 Ng5 30. Nxg5 Bxg5 31. h4 Qxd5+ 0-1

[Event "Titled Tuesday intern op 18th Jun Early"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "4"]
[White "Fromm, Marius"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "2465"]
[BlackElo "2314"]
[PlyCount "79"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. 0-0 d6 6. d3 0-0 7. Bg5 Bxc3 8. bxc3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Nh4 d5 12. Bxc6 bxc6 13. f3 Qd6 14. Be3 Qa3 15. Qe1 Rfd8 16. Rf2 Nd7 17. Ng2 Nf8 18. h4 h5 19. gxh5 Bxh5 20. exd5 cxd5 21. f4 e4 22. f5 c5 23. dxe4 dxe4 24. Nf4 Bf3 25. Kh2 Rd6 26. Qg1 Rh6 27. Qg3 Qxc3 28. Rg1 Rh7 29. Nd5 Qc4 30. Nf6+ Kh8 31. Nxh7 Qc3 32. Bd2 Qd4 33. c3 Qxf2+ 34. Qxf2 Nxh7 35. Qxc5 Rd8 36. Be3 Nf6 37. Bd4 Ng4+ 38. Rxg4 Bxg4 39. Qe7 Rg8 40. Qg5 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "2"]
[White "Hambleton, Aman"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2420"]
[BlackElo "2314"]
[PlyCount "61"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. Nf3 d6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Nc3 Be7 9. 0-0-0 Be6 10. Be2 d5 11. Bf3 c6 12. g4 Rg8 13. g5 Nd7 14. h4 Qb6 15. Qxb6 Nxb6 16. e4 0-0-0 17. exd5 cxd5 18. Ne2 h6 19. Rhg1 hxg5 20. hxg5 Nd7 21. Bxd5 Bxd5 22. Rxd5 Nc5 23. Rxd8+ Bxd8 24. Bd4 Ne6 25. Be3 Rh8 26. g6 f5 27. Nd4 f4 28. Nxe6 fxe3 29. fxe3 Bb6 30. Kd2 Re8 31. Nd4 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "4"]
[White "Jimenez Garcia, Emanuel"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2370"]
[BlackElo "2314"]
[PlyCount "65"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bg5 Nf6 4. Nbd2 h6 5. Bh4 Be7 6. e3 0-0 7. Bd3 c5 8. c3 Nbd7 9. 0-0 b6 10. h3 Bb7 11. Qb1 Rc8 12. b4 cxb4 13. cxb4 Qc7 14. a3 Bd6 15. Bxf6 Nxf6 16. Rc1 Qe7 17. Qb2 Ne4 18. Be2 a5 19. bxa5 bxa5 20. Rxc8 Rxc8 21. Nxe4 dxe4 22. Nd2 Bd5 23. a4 Rb8 24. Qc2 Bb4 25. Nxe4 Qb7 26. Bf3 Rc8 27. Qd3 f5 28. Nd2 Rc3 29. Bxd5 Rxd3 30. Bxb7 Rxd2 31. Bc8 Kf7 32. Rc1 f4 33. Rc7+ 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "9"]
[White "Jimenez Salas, Maria Teresa"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1988"]
[BlackElo "2314"]
[PlyCount "73"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. g3 g6 10. b3 Bg7 11. Bb2 0-0 12. Bg2 Bb7 13. 0-0 d6 14. f4 dxe5 15. fxe5 Rfe8 16. Re1 Nd7 17. Nd2 Bxe5 18. Nf3 Qc5+ 19. Kh1 Bxb2 20. Qxb2 Nf8 21. Qf6 Qf5 22. Qxf5 gxf5 23. Nd4 Rad8 24. Nxf5 Ne6 25. Rad1 a5 26. Rf1 a4 27. Nh6+ Kg7 28. Rxd8 Rxd8 29. Nxf7 axb3 30. axb3 Rd3 31. Ne5 Rxb3 32. Nxc6 Bxc6 33. Bxc6 Rc3 34. Bd5 Nd4 35. Rf7+ Kg6 36. Rxc7 Rc2 37. Be4+ 1-0

[Event "Titled Tuesday intern op 18th Jun Early"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Buyankhishig, Batpelden"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "1839"]
[PlyCount "107"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. c4 c6 5. Qb3 Qc8 6. e3 e6 7. h3 Nbd7 8. Nc3 Be7 9. Rc1 dxc4 10. Bxc4 Nb6 11. Be2 0-0 12. 0-0 Qd7 13. Bh2 Bd6 14. Ne5 Qe7 15. Rfd1 Ne4 16. Bf3 Nxc3 17. bxc3 f6 18. Nd3 Bxh2+ 19. Kxh2 Kh8 20. Nc5 e5 21. a4 e4 22. Be2 Rab8 23. a5 Nd5 24. c4 Nc7 25. Rb1 b6 26. axb6 axb6 27. Na4 Na8 28. Qb4 Qxb4 29. Rxb4 Rf7 30. Rdb1 Rfb7 31. d5 Bd7 32. Nc5 Ra7 33. Nxe4 cxd5 34. cxd5 Bf5 35. R1b2 Bxe4 36. Rxe4 Rd7 37. Rd4 f5 38. g4 g6 39. Bb5 Rd6 40. gxf5 gxf5 41. f3 Nc7 42. e4 fxe4 43. fxe4 Kg7 44. Bc6 b5 45. e5 Rdd8 46. Rg2+ Kh8 47. d6 Ne6 48. Rb4 Nc5 49. Rxb5 Rxb5 50. Bxb5 Ne4 51. d7 Nc5 52. Rc2 Ne6 53. Rc6 Nd4 54. e6 1-0

[Event "Titled Tuesday intern op 18th Jun Early"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Gorovets, Andrey"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2314"]
[BlackElo "2480"]
[PlyCount "106"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. 0-0 Nge7 9. Be3 0-0 10. Nbd2 Nf5 11. Bxf5 exf5 12. Nb3 f4 13. Bd2 b6 14. Qc2 h6 15. Rfe1 Ba6 16. Rad1 g6 17. a3 Kg7 18. Nc1 Rae8 19. Nd3 Re4 20. Nde5 Nxd4 21. Nxd4 Rxe5 22. Rxe5 Bxe5 23. Nf3 Be2 24. Re1 Bxf3 25. gxf3 f6 26. Qa4 Rf7 27. Rd1 Qc4 28. Qxc4 dxc4 29. Bc1 g5 30. Rd8 Re7 31. Kf1 Kg6 32. Rc8 Rc7 33. Rxc7 Bxc7 34. Ke2 Kh5 35. Kf1 b5 36. Bd2 Bd6 37. Kg2 Kg6 38. Kf1 Kf5 39. Ke2 Ke6 40. Kd1 Kd5 41. Ke2 Kc6 42. Kd1 f5 43. Ke2 h5 44. Kf1 Kb6 45. Ke2 Ka5 46. Kd1 Ka4 47. Kc2 g4 48. fxg4 fxg4 49. hxg4 hxg4 50. Bc1 Bc7 51. Bd2 g3 52. fxg3 fxg3 53. Be3 Bb6 0-1

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Guzman Lozano, Campo Elias"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "1868"]
[PlyCount "73"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 e6 5. Nf3 Nb6 6. Bb3 d5 7. d4 cxd4 8. cxd4 Nc6 9. Nc3 Be7 10. 0-0 Bd7 11. Bf4 g5 12. Be3 g4 13. Ne1 h5 14. f4 Na5 15. Bc2 Nac4 16. Bc1 Rc8 17. f5 Bg5 18. fxe6 Bxe6 19. Nd3 Ne3 20. Bxe3 Bxe3+ 21. Kh1 Bxd4 22. Nf4 Rxc3 23. Nxe6 fxe6 24. Bg6+ Kd7 25. bxc3 Bxe5 26. Rf7+ Kc8 27. Qe2 Qg5 28. Re1 Nc4 29. Bd3 Nd6 30. Rff1 Bxc3 31. Qxe6+ Kc7 32. Rc1 d4 33. Qb3 Rf8 34. Rxc3+ dxc3 35. Qxc3+ Kd7 36. Rxf8 Qe7 37. Rf1 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Kohler, Aran"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2314"]
[BlackElo "2030"]
[PlyCount "119"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 a6 4. d4 Nd7 5. Bd3 Qc7 6. 0-0 e6 7. Re1 Be7 8. Nbd2 Ngf6 9. h3 0-0 10. e5 dxe5 11. dxe5 Nd5 12. Nf1 c4 13. Bc2 g6 14. Bh6 Rd8 15. Qe2 b5 16. h4 Bb7 17. h5 Bf8 18. Bxf8 Nxf8 19. Ng3 Nf4 20. Qe3 Nd3 21. Qg5 Bxf3 22. gxf3 Nxe1 23. Rxe1 Rd7 24. hxg6 fxg6 25. Ne4 Rf7 26. Nf6+ Rxf6 27. exf6 Qf7 28. a4 Rb8 29. Qe5 Nd7 30. Qc7 Rf8 31. Qd6 Nxf6 32. Qxe6 Nh5 33. Qxf7+ Rxf7 34. Re8+ Kg7 35. Be4 bxa4 36. Rc8 Nf4 37. Rxc4 Rd7 38. Rxa4 Rd1+ 39. Kh2 g5 40. Rxa6 Rd2 41. b4 Rxf2+ 42. Kg1 Rg2+ 43. Kf1 Rb2 44. Rb6 h5 45. c4 h4 46. Bf5 h3 47. Bxh3 Nxh3 48. c5 Rf2+ 49. Ke1 Rxf3 50. c6 Rc3 51. Rb7+ Kf6 52. b5 g4 53. Rb8 g3 54. Kd2 Rb3 55. c7 g2 56. c8Q g1Q 57. Qf8+ Ke5 58. Re8+ Kd4 59. Qd6+ Kc4 60. Re4+ 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Manolache, Marius"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2314"]
[BlackElo "2388"]
[PlyCount "72"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e6 7. Nf3 Be7 8. Bf4 0-0 9. 0-0 Bd6 10. Bxd6 Qxd6 11. Re1 Rb8 12. a4 a6 13. Qe2 Bd7 14. Nbd2 Qc7 15. Ne5 Rfc8 16. g4 Be8 17. g5 Nd7 18. f4 b5 19. Qh5 Nf8 20. axb5 axb5 21. Nxc6 Bxc6 22. Qg4 b4 23. f5 bxc3 24. bxc3 exf5 25. Bxf5 Bd7 26. Bxd7 Qxd7 27. Qxd7 Nxd7 28. Rac1 Nf8 29. Nf3 Ne6 30. Re3 Rb3 31. Kg2 Kf8 32. Kg3 g6 33. h4 Ng7 34. Rd3 Nf5+ 35. Kf4 Nd6 36. Ne5 Nb5 0-1

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Marino Bravo, Miguel Angel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "2133"]
[PlyCount "72"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 Bxb1 6. Rxb1 Bb4+ 7. Ke2 0-0 8. c5 c6 9. Qb3 Qa5 10. a3 Ne4 11. Qxb4 Qa6+ 12. Kd1 Nxf2+ 13. Kc2 b5 14. Bd6 Rd8 15. a4 Nxh1 16. axb5 cxb5 17. Bxb5 Nc6 18. Bxc6 Qe2+ 19. Nd2 Nf2 20. Qc3 Rac8 21. Bb7 Ng4 22. Bxc8 Nxe3+ 23. Kb3 Rxc8 24. Rc1 Nf5 25. Bf4 Qb5+ 26. Kc2 f6 27. Kb1 a5 28. c6 a4 29. c7 g5 30. Bg3 Qb7 31. Qc6 Qxc6 32. Rxc6 Kf7 33. Ka2 Ke7 34. Ka3 Kd7 35. Ra6 Nxg3 36. hxg3 Rxc7 0-1

[Event "Titled Tuesday intern op 18th Jun Early"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Schulz, Michael"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2109"]
[PlyCount "21"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Qa5 8. d5 Nb4 9. Bb5+ Kd8 10. Nxe5 Bf5 11. Nxf7+ 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "10"]
[White "Jonkman, Harmen"]
[Black "Sena, Juan Oscar"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2314"]
[BlackElo "1945"]
[PlyCount "136"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 Bg4 4. 0-0 e6 5. b3 Nbd7 6. Bb2 c6 7. h3 Bf5 8. d3 h6 9. Nbd2 Bc5 10. Qe1 0-0 11. e4 dxe4 12. dxe4 Bh7 13. Qe2 Qe7 14. Rad1 a5 15. a4 Bb4 16. e5 Nd5 17. Ne4 Bxe4 18. Qxe4 Nc5 19. Qg4 Rad8 20. Bc1 Kh7 21. Kh2 Nc3 22. Rxd8 Rxd8 23. Nh4 Na2 24. Be3 Bd2 25. Bxc5 Qxc5 26. Be4+ Kh8 27. Nf3 Nc3 28. Bd3 Bg5 29. Nxg5 hxg5 30. Qxg5 Rd5 31. Qh5+ Kg8 32. Qh7+ Kf8 33. Qh8+ Ke7 34. Qxg7 Rxe5 35. Qg4 Nd5 36. h4 Nf6 37. Qf4 Rd5 38. Qh6 Ng4+ 39. Kg2 Nxh6 40. Re1 f5 41. Re2 Ng4 42. f3 Ne3+ 43. Kh3 Rxd3 44. cxd3 f4 45. g4 Qc3 46. h5 Qxd3 47. Rh2 Kf6 48. Kh4 Qd5 49. Kh3 Qg5 50. Rd2 b5 51. Rd3 bxa4 52. bxa4 c5 53. Rd8 c4 54. Rf8+ Ke5 55. Rc8 Kd5 56. Rh8 c3 57. h6 c2 58. Rc8 Nc4 59. h7 Qh6+ 60. Kg2 Qxh7 61. Rd8+ Kc5 62. Rc8+ Kb4 63. Rb8+ Kc3 64. Rc8 c1Q 65. Rxc4+ Kxc4 66. g5 Qb2+ 67. Kg1 Qhh2+ 68. Kf1 Qhf2# 0-1

[Event "Titled Tuesday intern op 18th Jun Early"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "2"]
[White "Molenda, Marcin"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2384"]
[BlackElo "2314"]
[PlyCount "107"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 Re8 9. h3 h6 10. Qf3 d5 11. exd5 cxd5 12. Bf4 c6 13. Rad1 Be6 14. Ne2 Bd6 15. Rfe1 a5 16. c4 Qc7 17. Bxd6 Qxd6 18. Nf4 d4 19. Rc1 c5 20. Nxe6 fxe6 21. Bg6 Reb8 22. Rc2 Ra6 23. Rce2 Qd7 24. b3 a4 25. g4 axb3 26. axb3 Rab6 27. Qf4 Rd6 28. Rxe6 Rd8 29. Rxd6 Qxd6 30. Qxd6 Rxd6 31. f4 Rd8 32. Kf2 Nd7 33. g5 hxg5 34. fxg5 Rb8 35. Bc2 Kf7 36. Kf3 Nf8 37. h4 Ne6 38. Kg4 d3 39. Bxd3 Rxb3 40. Bg6+ Ke7 41. Bf5 Rb6 42. Rxe6+ Rxe6 43. Bxe6 Kxe6 44. h5 Ke5 45. h6 gxh6 46. gxh6 Kf6 47. Kf4 Kg6 48. Ke5 Kxh6 49. Kd5 Kg7 50. Kxc5 Kf7 51. Kb6 Ke7 52. c5 Kd8 53. Kb7 Kd7 54. c6+ 1-0

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "7"]
[White "Novikova, Margarita"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1999"]
[BlackElo "2314"]
[PlyCount "82"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Rc1 Nb6 12. Bb3 Bg4 13. h3 Bh5 14. g4 Bg6 15. Nc4 Nxc4 16. Bxc4 Qd6 17. d5 Ne7 18. Qd4 Rfd8 19. Rfd1 Qb4 20. a3 Qb6 21. Ne5 Rd6 22. Qxb6 Rxb6 23. b4 Rd8 24. f4 Be4 25. d6 Rdxd6 26. Rxd6 cxd6 27. Nxf7 d5 28. Ng5 Kf8 29. Nxe4 dxe4 30. Ba2 Rd6 31. Rc3 Nc6 32. Bb3 Rd2 33. Re3 Nd4 34. Bd5 Nf3+ 35. Kf1 Nh2+ 36. Ke1 Nf3+ 37. Kf1 Nh2+ 38. Kg1 Nf3+ 39. Kh1 Rxd5 40. Rxe4 Rd2 41. f5 Rh2# 0-1

[Event "Titled Tuesday intern op 18th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.18"]
[Round "1"]
[White "Sheehan, Ethan"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2311"]
[BlackElo "2314"]
[PlyCount "83"]
[EventDate "2024.06.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d3 d5 2. Nf3 c6 3. g3 Nf6 4. Bg2 Nbd7 5. 0-0 e5 6. b3 Bd6 7. Bb2 0-0 8. c4 Re8 9. Nbd2 Nf8 10. e4 dxe4 11. Nxe4 Nxe4 12. dxe4 Qe7 13. Qc2 Bg4 14. h3 Bd7 15. Rad1 Rad8 16. Rd3 Bc8 17. Rfd1 f6 18. c5 Bc7 19. Rxd8 Rxd8 20. Rxd8 Qxd8 21. Bf1 Kh8 22. Kh2 Be6 23. Bc4 Qd7 24. Bxe6 Nxe6 25. b4 b6 26. Bc1 bxc5 27. bxc5 Kg8 28. Be3 Kf7 29. Nd2 Bd8 30. Qc4 Kf8 31. Nb3 Be7 32. f4 exf4 33. gxf4 g6 34. f5 gxf5 35. exf5 Ng5 36. Bxg5 fxg5 37. Nd4 Bf6 38. Ne6+ Ke7 39. Qe2 Qd5 40. Kg1 Qxf5 41. Nd4+ Qe5 42. Nxc6+ 1-0

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "9"]
[White "Bongo Akanga Ndjila, Barthelemy"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1894"]
[BlackElo "2314"]
[PlyCount "50"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. b3 b5 7. Bd3 Bb7 8. Bb2 Nbd7 9. Nbd2 c5 10. Rc1 Qb6 11. 0-0 Be7 12. Bb1 0-0 13. Qe2 Rac8 14. e4 cxd4 15. Bxd4 Qa5 16. Ne5 Nxe5 17. Bxe5 Qa3 18. Rxc8 Rxc8 19. Nf3 Rc1 20. Bb2 Rxf1+ 21. Kxf1 Qc5 22. Nd4 h6 23. f3 Bd6 24. Nc2 Bxh2 25. e5 Qg1# 0-1

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "7"]
[White "Jagirapu, Harshin Reddy"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2029"]
[BlackElo "2314"]
[PlyCount "91"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

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 Ne8 10. d5 d6 11. Re1 Bf5 12. c4 Bf6 13. Nc3 Qd7 14. Be3 g6 15. Bd4 Bg7 16. Rc1 c5 17. dxc6 bxc6 18. Bxg7 Nxg7 19. g3 Rab8 20. b3 Rfd8 21. Bg2 Ne6 22. g4 Nf4 23. gxf5 Qxf5 24. Qf3 Nd3 25. Qxf5 gxf5 26. Bxc6 Rbc8 27. Bd5 Rc7 28. Rcd1 Nxe1 29. Rxe1 a6 30. Kg2 Kf8 31. Kf3 Re7 32. Rxe7 Kxe7 33. Kf4 Kf6 34. b4 Rg8 35. Bf3 Rg1 36. Nd5+ Kg6 37. Ne7+ Kf6 38. Nxf5 Rb1 39. Ne3 Rb2 40. a4 Rxf2 41. b5 Ra2 42. b6 Kg7 43. Nd5 Rb2 44. a5 Rc2 45. b7 Rb2 46. Nb6 1-0

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Caku, Kler"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2314"]
[BlackElo "1787"]
[PlyCount "63"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. 0-0 Nf6 6. c3 d6 7. a4 a6 8. Be3 Ba7 9. h3 0-0 10. Nbd2 Ne7 11. Bxa7 Rxa7 12. d4 Ng6 13. Re1 Qe7 14. Nf1 Ra8 15. Ng3 Nf4 16. a5 Bd7 17. Qb3 Rab8 18. Qa3 Rfe8 19. Rad1 Rbd8 20. Qb3 Bc8 21. Nf5 Bxf5 22. exf5 e4 23. Qxb7 Qd7 24. Nh4 Rb8 25. Qxa6 Rxb2 26. Rb1 Reb8 27. Rxb2 Rxb2 28. Qa8+ Kh7 29. a6 Qa4 30. Bxf7 Qc2 31. Bg6+ Nxg6 32. fxg6# 1-0

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Fuentes Godoy, Lilia Ivonne"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2314"]
[BlackElo "2131"]
[PlyCount "62"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c3 Nc6 5. Bd3 Nf6 6. h3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Re1 Bf5 10. Bf1 Qc7 11. a4 a5 12. Na3 Ne4 13. Nb5 Qd7 14. Bf4 Rac8 15. Qe2 f6 16. Rad1 e5 17. dxe5 fxe5 18. Bh2 Rfd8 19. Nh4 Qe7 20. Nxf5 gxf5 21. f4 Qc5+ 22. Qe3 d4 23. cxd4 exd4 24. Qb3+ Kh8 25. Bd3 Nb4 26. Kf1 Nxd3 27. Qxd3 Qc2 28. Bg1 Qxb2 29. g4 Rc2 30. gxf5 Rf2+ 31. Bxf2 Qxf2# 0-1

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Portero Rubio, Martin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2229"]
[PlyCount "65"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 dxe5 8. dxe5 Ndb4 9. Qxd8+ Nxd8 10. Na3 a6 11. 0-0 Be6 12. Bd2 Nbc6 13. Rac1 g6 14. Ng5 Bxc4 15. Nxc4 h6 16. Ne4 Bg7 17. Nb6 Rb8 18. f4 Nd4 19. Rf2 N8c6 20. Be3 Nf5 21. Bc5 h5 22. Rd1 0-0 23. Rfd2 Rfd8 24. Rd7 h4 25. Kf2 Bh6 26. g3 Kf8 27. g4 Nfd4 28. Bxd4 Nxd4 29. g5 Bg7 30. R1xd4 Ke8 31. Rxd8+ Rxd8 32. Rc4 Kf8 33. Rc7 1-0

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "10"]
[White "Jonkman, Harmen"]
[Black "Uzuner, Tufan Can"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "1886"]
[PlyCount "53"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Bb5 Qa5+ 6. Nc3 cxd4 7. Nxd4 Bd7 8. 0-0 Nf6 9. Nb3 Qb6 10. e4 Nxe4 11. Nxe4 Qxb5 12. Nd6+ Bxd6 13. Bxd6 Qb6 14. Qg4 g6 15. c4 0-0-0 16. cxd5 exd5 17. Qf4 Be6 18. Rac1 Kd7 19. Rfe1 d4 20. Nc5+ Kc8 21. Nd3 Qb5 22. Nb4 Qf5 23. Qxd4 Rxd6 24. Qxd6 Rd8 25. Rxc6+ bxc6 26. Qxc6+ Kb8 27. Na6# 1-0

[Event "Titled Tuesday intern op 11th Jun Late"]
[Site "Chess.com INT"]
[Date "2024.06.11"]
[Round "11"]
[White "Manteiga, Franco"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2006"]
[BlackElo "2314"]
[PlyCount "239"]
[EventDate "2024.06.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 a6 4. Bxc4 b5 5. Bb3 Bb7 6. d5 c5 7. Nf3 Nf6 8. Nbd2 c4 9. Bc2 g6 10. b3 cxb3 11. Nxb3 Nbd7 12. Bb2 Bg7 13. 0-0 0-0 14. Nbd4 Rc8 15. Rc1 Nc5 16. Re1 Nfd7 17. Ba1 Qa5 18. Nb3 Nxb3 19. Bxb3 Bxa1 20. Rxa1 Nc5 21. Qd4 Nxb3 22. axb3 Qc3 23. Qb6 Rc7 24. h3 Rfc8 25. Rac1 Qxc1 26. Rxc1 Rxc1+ 27. Kh2 R8c7 28. Qa7 Kg7 29. Qd4+ f6 30. e5 Rd7 31. exf6+ exf6 32. Ng5 Bxd5 33. Qe3 Rcc7 34. Ne6+ Bxe6 35. Qxe6 Ra7 36. b4 Rf7 37. Qb6 h5 38. h4 Rfb7 39. Qc6 Rc7 40. Qb6 Re7 41. g3 Kf7 42. Kg2 Rad7 43. Qxa6 Re5 44. Qc6 Rd4 45. Qc7+ Kg8 46. Qc8+ Kg7 47. Qc7+ Kh6 48. Qc8 Kg7 49. Qc7+ Kf8 50. Qb8+ Ke7 51. Qa7+ Rd7 52. Qa6 Re4 53. Qxb5 Rdd4 54. Qc5+ Kf7 55. Qc7+ Ke6 56. Qc6+ Ke5 57. Qc5+ Ke6 58. b5 Rb4 59. Qb6+ Kf5 60. Qc5+ Ke6 61. Qc6+ Ke5 62. b6 Rec4 63. Qe8+ Kf5 64. Qd7+ Ke4 65. Qe6+ Kd3 66. Qe3+ Kc2 67. Qe2+ Kb1 68. b7 Rc2 69. Qe7 Rcb2 70. Qe1+ Ka2 71. Qe6+ Kb1 72. Qxf6 Rxb7 73. Qxg6+ Ka1 74. Qxh5 Rc7 75. Qe5 Rcc2 76. Qf4 Kb1 77. Qf3 Ka2 78. h5 Rb3 79. Qf4 Kb2 80. Qf6+ Ka3 81. h6 Rb7 82. Qf8+ Ka4 83. Qf4+ Rb4 84. Qf6 Kb5 85. Qe5+ Rc5 86. Qe2+ Rbc4 87. h7 Rc8 88. Qe7 R4c7 89. Qe5+ Kc6 90. Qe6+ Kc5 91. Qe5+ Kc6 92. h8Q Rxh8 93. Qxh8 Kd5 94. Qh5+ Kc6 95. Qf3+ Kb6 96. Qb3+ Ka7 97. Qa4+ Kb6 98. Qb4+ Ka6 99. Qf4 Rb7 100. Qe4 Rc7 101. Qd3+ Kb6 102. Qb3+ Ka5 103. Qa3+ Kb5 104. g4 Rc6 105. Qb3+ Ka5 106. g5 Rd6 107. Qg3 Rg6 108. Qc3+ Kb5 109. Qd3+ Kc5 110. Qxg6 Kd4 111. Qh5 Ke4 112. g6 Kf4 113. g7 Ke4 114. g8Q Kd3 115. Qhf7 Ke2 116. Qge8+ Kd1 117. Qfd7+ Kc1 118. Qec8+ Kb1 119. Qdb7+ Ka1 120. Qca8# 1-0

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "9"]
[White "Goncalves, Samuel Jesus P"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2206"]
[BlackElo "2314"]
[PlyCount "77"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Na5 5. f4 Nxc4 6. dxc4 Bb4 7. Qf3 Bxc3+ 8. Qxc3 0-0 9. fxe5 Nxe4 10. Qf3 d5 11. Ne2 c6 12. 0-0 Qb6+ 13. Kh1 Be6 14. Nf4 Rae8 15. cxd5 Bxd5 16. b3 Rxe5 17. Bb2 Rg5 18. Rad1 Ng3+ 19. Qxg3 Rxg3 20. Nxd5 cxd5 21. hxg3 Qc6 22. Rf2 Re8 23. Rfd2 h6 24. Bd4 Re4 25. c3 Qa6 26. Rf2 Re2 27. Rd2 Rxd2 28. Rxd2 Qf1+ 29. Kh2 Qe1 30. Rf2 a6 31. Rf3 f6 32. a4 Kf7 33. a5 Qe4 34. b4 Qc2 35. Re3 Kg6 36. Kh3 Qf5+ 37. Kh2 Qf1 38. Rf3 h5 39. Rxf1 1-0

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Badacsonyi, Stanley Ethan Artie"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2314"]
[BlackElo "2156"]
[PlyCount "116"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 cxd4 8. cxd4 Nf5 9. Be3 Qb6 10. Qd2 Nxe3 11. fxe3 Be7 12. Nc3 0-0 13. Kh1 f6 14. exf6 Bxf6 15. Bd3 g6 16. Na4 Qb4 17. Nc5 Qxd2 18. Nxd2 Bc8 19. Bb5 e5 20. Bxc6 bxc6 21. Nf3 e4 22. Ne5 Bxe5 23. dxe5 Bf5 24. h3 h5 25. Nb3 Rae8 26. Rac1 Rxe5 27. Rxc6 Rb8 28. g4 hxg4 29. hxg4 Be6 30. Rf6 Bd7 31. Rxg6+ Kf7 32. Rcf6+ Ke7 33. Ra6 Rh8+ 34. Kg2 Kf7 35. Raf6+ Ke7 36. Nc5 Bxg4 37. Ra6 Bf3+ 38. Kg3 Kf7 39. Nd7 Re7 40. Raf6+ Ke8 41. Nc5 Reh7 42. Kf4 Re7 43. Ne6 Kd7 44. Nd4 Bd1 45. Nf5 Reh7 46. Ra6 Kc8 47. Rad6 Rh1 48. Rxd5 Rf1+ 49. Ke5 Re8+ 50. Re6 Rxe6+ 51. Kxe6 Bg4 52. b4 Rf2 53. a4 Kc7 54. b5 Kb6 55. Kf6 Ka5 56. Kg5 Bxf5 57. Rxf5 Rf3 58. Re5 Rxe3 0-1

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Dziewonski, Dariusz"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2314"]
[BlackElo "2289"]
[PlyCount "49"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 d6 6. c3 a6 7. Nbd2 Ba7 8. Bb3 0-0 9. h3 h6 10. Re1 Ne7 11. Nf1 Ng6 12. Ng3 Re8 13. d4 Be6 14. Bc2 c6 15. Be3 Qc7 16. Qd2 Rad8 17. Bxh6 gxh6 18. Qxh6 Qe7 19. Nf5 Bxf5 20. exf5 Nf8 21. Nxe5 dxe5 22. Re3 N8h7 23. Rg3+ Ng4 24. Rxg4+ Ng5 25. f6 1-0

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2314"]
[BlackElo "2284"]
[PlyCount "81"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 c4 8. Bc2 Qxd6 9. 0-0 Bg4 10. Re1 0-0-0 11. h3 Bh5 12. a4 Qf6 13. a5 Bxf3 14. Qxf3 Qxf3 15. gxf3 Nd5 16. a6 Nf4 17. axb7+ Kxb7 18. Na3 Nd3 19. Re4 Nxc1 20. Rxc1 Rxd2 21. Rxc4 Ne5 22. Be4+ Kb8 23. Rb4+ Kc8 24. Nc4 Nxc4 25. Rxc4+ Kd8 26. Ra1 Rd7 27. Rca4 g6 28. Rxa7 Rxa7 29. Rxa7 Bg7 30. Bc6 Bf6 31. Kf1 h5 32. Ke2 h4 33. Kd3 Rh5 34. b4 Re5 35. c4 Re1 36. c5 Kc8 37. b5 Rd1+ 38. Kc2 Rd4 39. b6 Rc4+ 40. Kb3 Rxc5 41. Ra8# 1-0

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "11"]
[White "Jonkman, Harmen"]
[Black "Hilkevich, Zahar"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2314"]
[BlackElo "2022"]
[PlyCount "131"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 Nge7 6. Bd3 Nf5 7. 0-0 cxd4 8. Bxf5 exf5 9. Nxd4 Be6 10. Re1 Be7 11. Qd3 Qd7 12. Nd2 0-0 13. N2f3 h6 14. h4 Rfd8 15. g3 a6 16. Bf4 Rac8 17. Rad1 Na5 18. h5 Nc4 19. Re2 b5 20. Kg2 b4 21. cxb4 Bxb4 22. Nh4 Bc5 23. Nhxf5 Bxd4 24. Nxd4 Bg4 25. f3 Bxh5 26. e6 fxe6 27. Nxe6 Re8 28. Rde1 Bf7 29. Nd4 a5 30. g4 a4 31. b3 axb3 32. axb3 Na5 33. Nf5 Rxe2+ 34. Rxe2 Re8 35. Rxe8+ Bxe8 36. b4 Nb7 37. Qxd5+ Qxd5 38. Ne7+ Kf7 39. Nxd5 Bc6 40. Nc3 Nd8 41. Kf2 Ne6 42. Be5 Ng5 43. f4 Ne4+ 44. Nxe4 Bxe4 45. b5 g6 46. Ke3 Bg2 47. Kd4 Ke6 48. Bg7 h5 49. f5+ Kf7 50. Be5 h4 51. fxg6+ Kxg6 52. Bf4 Kf6 53. Kc5 h3 54. Kd6 h2 55. Bxh2 Kg5 56. Be5 Kxg4 57. Bd4 Kf5 58. Bc5 Kg4 59. b6 Kf5 60. Kc7 Kg4 61. Bd6 Kf5 62. Be7 Kg4 63. Bf8 Kf5 64. Be7 Kg4 65. Bd8 Kf5 66. Be7 1/2-1/2

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Kashefi, Amir Hossein"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "2314"]
[BlackElo "2188"]
[PlyCount "74"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Nxf6+ Nxf6 7. d4 Bf5 8. Ne5 e6 9. c3 Bd6 10. Qf3 Bg4 11. Qg3 Bxe5 12. Qxe5 0-0 13. 0-0 h6 14. Bf4 Nd5 15. Bg3 Qf6 16. Rfe1 Qxe5 17. Rxe5 Bf5 18. h3 Rad8 19. Rae1 Bg6 20. f3 Rd7 21. h4 Rfd8 22. h5 Bf5 23. Bh4 Rc8 24. g4 Bh7 25. Bf2 b5 26. Bb3 a5 27. a4 Rb8 28. axb5 Rxb5 29. Ba4 Rb6 30. c4 Nf4 31. Rxa5 Rd8 32. b3 Bc2 33. Rc1 Ne2+ 34. Kg2 Nxc1 35. d5 Rxb3 36. dxc6 Rb2 37. Bb5 Nd3 0-1

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Novik, Maxim"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2314"]
[BlackElo "2404"]
[PlyCount "54"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. d3 Bc5 4. Nf3 Nf6 5. 0-0 d6 6. c3 a6 7. a4 Ba7 8. Nbd2 0-0 9. h3 Be6 10. Re1 h6 11. a5 Qd7 12. b4 d5 13. Bb3 d4 14. cxd4 Nxd4 15. Nxe5 Qd6 16. Nec4 Qd7 17. Bb2 Rad8 18. Ba2 Bxh3 19. e5 Bg4 20. Qc1 Nh5 21. Ne4 Ne2+ 22. Rxe2 Bxe2 23. Nc5 Bxc5 24. bxc5 Qxd3 25. e6 fxe6 26. Ne5 Qd1+ 27. Kh2 Rf6 0-1

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "10"]
[White "Kepeshchuk, Mykhaylo"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D21"]
[WhiteElo "2269"]
[BlackElo "2314"]
[PlyCount "42"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. g3 b5 5. a4 Bb7 6. Bg2 e6 7. 0-0 Nd7 8. Nc3 b4 9. Na2 a5 10. Bg5 Be7 11. Bxe7 Nxe7 12. Rc1 Bd5 13. Ne5 Nxe5 14. dxe5 c3 15. Bxd5 Qxd5 16. Qxd5 exd5 17. bxc3 b3 18. c4 bxa2 19. cxd5 Nxd5 20. e4 Nb4 21. Rxc7 0-0 0-1

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "5"]
[White "Shuvalov, Evgenij"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "1993"]
[BlackElo "2314"]
[PlyCount "61"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. a4 Nf6 5. e3 e6 6. Bxc4 Be7 7. 0-0 0-0 8. b3 c5 9. Bb2 Nc6 10. dxc5 Qxd1 11. Rxd1 Bxc5 12. Nbd2 b6 13. Kf1 Bb7 14. Bxf6 gxf6 15. Ne4 Be7 16. Nd6 Bxd6 17. Rxd6 Rfd8 18. Rad1 Rxd6 19. Rxd6 Rd8 20. Rxd8+ Nxd8 21. Nd2 Kf8 22. Bd3 Nc6 23. Be4 Na5 24. b4 Nc6 25. Nc4 f5 26. Bf3 b5 27. axb5 axb5 28. Nd6 Ba8 29. Nxb5 Ke7 30. Nd4 Nxd4 31. exd4 1-0

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "6"]
[White "Vasilevich, Tatjana"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2302"]
[BlackElo "2314"]
[PlyCount "64"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 a6 4. Bxc4 e6 5. Nc3 b5 6. Qf3 Ra7 7. Bd3 Nf6 8. Nge2 c5 9. 0-0 Rd7 10. Rd1 Bb7 11. Qh3 Nc6 12. a4 b4 13. Ne4 cxd4 14. Nxf6+ gxf6 15. exd4 Nxd4 16. Nxd4 Rxd4 17. Qe3 Rg8 18. Qxd4 Rxg2+ 19. Kf1 Qxd4 20. Bb5+ axb5 21. Rxd4 Bc5 22. Rf4 Rxh2 23. axb5 Ke7 24. b6 e5 25. Rc4 Bf3 26. Ke1 Bxf2+ 27. Kd2 Bxb6+ 28. Ke1 b3 29. Ra3 Bf2+ 30. Kf1 Bd4 31. Ke1 Rh1+ 32. Kd2 Rd1# 0-1

[Event "Titled Tuesday intern op 28th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.28"]
[Round "2"]
[White "Yagupov, Igor"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2232"]
[BlackElo "2314"]
[PlyCount "66"]
[EventDate "2024.05.28"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 dxc4 4. e3 a6 5. Bxc4 Nf6 6. a4 Be7 7. 0-0 0-0 8. Nc3 c5 9. d5 exd5 10. Nxd5 Nxd5 11. Bxd5 Qc7 12. e4 Bg4 13. h3 Bh5 14. g4 Bg6 15. Qe2 Nc6 16. Be3 Rfe8 17. Nd2 Nd4 18. Bxd4 cxd4 19. f4 h5 20. Qd3 Rad8 21. f5 Bh7 22. Rac1 Qb8 23. Qb3 Rxd5 24. exd5 Bg5 25. Rce1 Bxd2 26. Rxe8+ Qxe8 27. Kg2 hxg4 28. hxg4 Qe2+ 29. Rf2 Qxg4+ 30. Qg3 Qxg3+ 31. Kxg3 Be1 32. d6 Bxf2+ 33. Kxf2 Bxf5 0-1

[Event "Titled Tuesday intern op 14th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.14"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Vetoshko, Volodymyr"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2315"]
[BlackElo "2505"]
[PlyCount "46"]
[EventDate "2024.05.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Bf5 7. c3 a6 8. Qb3 Qc8 9. Nh4 Bg4 10. h3 Bh5 11. Bd3 e6 12. a4 Be7 13. a5 Ne4 14. Nhf3 Bg6 15. Bxe4 dxe4 16. Ne5 Nxe5 17. Bxe5 0-0 18. 0-0 Qc6 19. Rfe1 Rac8 20. Qd1 f6 21. Bh2 f5 22. Qb3 Bg5 23. Nc4 Qxc4 0-1

[Event "Titled Tuesday intern op 14th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.14"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Vila Dupla, Aurelio"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2315"]
[BlackElo "2041"]
[PlyCount "90"]
[EventDate "2024.05.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 b6 6. 0-0 Bb7 7. h3 g6 8. Bf4 Bg7 9. Nbd2 0-0 10. Re1 e5 11. Be3 Re8 12. c4 Nh5 13. g3 Rf8 14. Nh4 Ndf6 15. Nb1 Bc8 16. Kh2 Qd7 17. Bf1 Ne8 18. Nc3 Nc7 19. f4 exf4 20. gxf4 Qe7 21. Be2 Qxh4 22. Bg4 Qg3+ 23. Kh1 Nxf4 24. Qd2 Nxh3 25. Bxc8 Raxc8 26. Qg2 Qh4 27. Ne2 Nf4+ 28. Qh2 Qxh2+ 29. Kxh2 Nxd3 30. Red1 Nxb2 31. Bf4 Nxd1 32. Rxd1 Ne6 33. Bg3 Be5 34. Bxe5 dxe5 35. Nc3 Nd4 36. Nd5 Kg7 37. Kg2 f5 38. a4 fxe4 39. Ra1 e3 40. a5 Rf2+ 41. Kg3 Rcf8 42. axb6 axb6 43. Ra7+ Kh6 44. Nxe3 R8f3+ 45. Kg4 Rxe3 0-1

[Event "Titled Tuesday intern op 14th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.14"]
[Round "2"]
[White "Mischuk, Dmitry"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2298"]
[BlackElo "2315"]
[PlyCount "59"]
[EventDate "2024.05.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. a4 Be7 7. 0-0 0-0 8. Nc3 c5 9. Qe2 Nc6 10. Rd1 Qc7 11. d5 exd5 12. Nxd5 Nxd5 13. Bxd5 Bg4 14. h3 Bh5 15. Bd2 Nb4 16. Bxb4 cxb4 17. Rac1 Qb6 18. Qc4 Bf6 19. Qb3 Rac8 20. Rxc8 Rxc8 21. e4 Re8 22. Rc1 h6 23. Rc2 a5 24. Qd3 Bg6 25. Qc4 Re7 26. Qc8+ Kh7 27. b3 Qd6 28. Qc5 Qf4 29. Re2 Bc3 30. Re3 1-0

[Event "Titled Tuesday intern op 14th May Late"]
[Site "Chess.com INT"]
[Date "2024.05.14"]
[Round "3"]
[White "Samborski, Henryk"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2085"]
[BlackElo "2315"]
[PlyCount "90"]
[EventDate "2024.05.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. 0-0 Nf6 6. c3 Bb6 7. Nbd2 h6 8. b4 a6 9. a4 Ne7 10. a5 Ba7 11. Re1 Ng6 12. Nf1 0-0 13. Ne3 Be6 14. Qb3 Bxc4 15. Qxc4 Re8 16. Nd5 c6 17. Nxf6+ Qxf6 18. d4 exd4 19. cxd4 d5 20. Qd3 dxe4 21. Rxe4 Rxe4 22. Qxe4 Rd8 23. Be3 Qe7 24. Qxe7 Nxe7 25. Rb1 Bb8 26. Kf1 Nd5 27. Rb3 Bd6 28. Bd2 Re8 29. g3 f5 30. Ne1 Re4 31. Nc2 g5 32. f3 Re7 33. Kf2 Kf7 34. Ne3 Nxe3 35. Bxe3 Ke6 36. h3 Kd5 37. g4 f4 38. Bc1 Kxd4 39. Bb2+ Kc4 40. Rc3+ Kxb4 41. Rd3 Bc5+ 42. Kf1 Kxa5 43. Bf6 Re6 44. Bd8+ Ka4 45. Rd7 b5 0-1

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2024.04.28"]
[Round "9.6"]
[White "Jonkman, Harmen"]
[Black "Wolter, Kai"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2324"]
[BlackElo "2156"]
[PlyCount "105"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Muenster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Nbd2 cxd4 7. Bc4 Qd6 8. Nxd4 a6 9. 0-0 Be7 10. Re1 0-0 11. Qe2 Nc6 12. N2f3 b5 13. Nxc6 Qxc6 14. Ne5 Qb6 15. Bb3 Bb7 16. Be3 Bc5 17. Bxc5 Qxc5 18. Rad1 Rae8 19. a3 Re7 20. Rd4 Bd5 21. Bc2 Rc7 22. Qd3 g6 23. Qd2 Kg7 24. h4 Qe7 25. h5 Nxh5 26. Ng4 Nf6 27. Qh6+ Kg8 28. Ne5 Rd8 29. Rf4 Bc4 30. g4 Rf8 31. Re3 Nd5 32. Rh3 f5 33. Rd4 Qg7 34. Qxg7+ Kxg7 35. g5 Nb6 36. Rdh4 Rh8 37. Bd1 Bd5 38. Rh6 Rcc8 39. b3 Rcd8 40. Kf1 Be4 41. Be2 Nd5 42. c4 Nf4 43. R3h4 Nxe2 44. Kxe2 bxc4 45. bxc4 Bc2 46. Rh1 f4 47. Rc1 Bf5 48. Kf3 Rd4 49. Rh4 Re4 50. Rd1 Rxe5 51. Rd7+ Kg8 52. Rd8+ Kg7 53. Rd7+ 1/2-1/2

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2024.04.07"]
[Round "8.7"]
[White "Jonkman, Harmen"]
[Black "Golinka, Oleksandr"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2324"]
[BlackElo "2210"]
[PlyCount "84"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Bochum SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. c4 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Bg5 Nbd7 10. Qb3 h6 11. Bf4 c6 12. Rad1 Re8 13. e4 Nxe4 14. Nxe4 dxe4 15. Ne5 Nxe5 16. dxe5 Qc8 17. Bxe4 Bf8 18. Rfe1 c5 19. Bxb7 Qxb7 20. e6 fxe6 21. Rxe6 Qf7 22. Rde1 Rxe6 23. Rxe6 Rd8 24. Kg2 b5 25. Qe3 Qd7 26. Qe4 c4 27. a4 c3 28. bxc3 bxa4 29. Ra6 a3 30. Be3 Qc8 31. Rc6 Qb7 32. Qc4+ Kh8 33. Qa6 Qb3 34. Bd4 a2 35. Rxh6+ Kg8 36. Rh5 Rd6 37. Qxa7 Rd5 38. Rxd5 Qxd5+ 39. Kh3 Qh5+ 40. Kg2 Qd5+ 41. Kh3 Qh5+ 42. Kg2 Qd5+ 1/2-1/2

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2024.03.10"]
[Round "7.7"]
[White "Jonkman, Harmen"]
[Black "Korchynskyi, Mykola"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2330"]
[BlackElo "2329"]
[PlyCount "64"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Essen Katernberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 c6 6. Qb3 b6 7. Nf3 Bd6 8. Bg3 0-0 9. Be2 Ne4 10. 0-0 Nxg3 11. hxg3 Qe7 12. Rfc1 Nd7 13. Qa4 Rfc8 14. cxd5 exd5 15. Ba6 b5 16. Qd1 Rc7 17. Bxb5 cxb5 18. Nxd5 Qd8 19. Nxc7 Bxc7 20. Qb3 Be4 21. Ng5 Qxg5 22. Rxc7 Rd8 23. Rac1 h6 24. Rxa7 Bd5 25. Qxb5 Nf6 26. Rac7 Kh7 27. Qd3+ Be4 28. Qe2 Bd5 29. Re7 Ng4 30. Rcc7 Qh5 31. Qc2+ Kg8 32. e4 Be6 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "8"]
[White "Ambrogi, Agustin Tomas"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2226"]
[BlackElo "2329"]
[PlyCount "93"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Nxd5 9. 0-0 Bxc3 10. bxc3 0-0 11. Bg5 Qd6 12. Qc2 Bg4 13. Qe4 Be6 14. Bd3 f5 15. Qh4 Nxc3 16. d5 Bxd5 17. Bf4 Qf6 18. Bg5 Qg6 19. Nd2 h6 20. f4 hxg5 21. fxg5 Ne4 22. Nf3 Rae8 23. Rad1 Ne5 24. Nxe5 Rxe5 25. Qf4 Rfe8 26. h4 Qb6+ 27. Kh2 Nd6 28. Bb1 c6 29. h5 Qe3 30. g6 Qxf4+ 31. Rxf4 Ne4 32. g4 Nc3 33. Rdf1 Nxb1 34. Rxb1 Re2+ 35. Kg3 R8e3+ 36. Kh4 Rh2+ 37. Kg5 fxg4 38. Rxb7 Re5+ 39. Kxg4 Re8 40. Rff7 Rg2+ 41. Kh3 Re3+ 42. Kh4 Bxf7 43. gxf7+ Kf8 44. h6 gxh6 45. Rxa7 Re1 46. Kh3 Rg5 47. Kh4 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "4"]
[White "Curtis, John"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2292"]
[BlackElo "2329"]
[PlyCount "54"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 a6 5. d5 e5 6. e4 Bd6 7. Qe2 Ne7 8. Nd2 f5 9. exf5 Bxf5 10. Ngf3 Nd7 11. h3 Ng6 12. Ne4 0-0 13. Bg5 Qe8 14. 0-0 h6 15. Bd2 Nf4 16. Bxf4 exf4 17. Rfe1 Qh5 18. Nxd6 cxd6 19. Nd4 Qxe2 20. Rxe2 Ne5 21. Nxf5 Rxf5 22. Bb3 f3 23. Re3 fxg2 24. Kxg2 Raf8 25. Rf1 Rg5+ 26. Rg3 Rgf5 27. Re3 g5 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Bolourchifard, Farzad"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2329"]
[BlackElo "2292"]
[PlyCount "94"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 b6 5. Nbd2 Be7 6. c3 0-0 7. h3 d6 8. a4 Ba6 9. Bxa6 Nxa6 10. Qe2 Nc7 11. e4 d5 12. e5 Nd7 13. 0-0 a6 14. g3 b5 15. h4 Qb8 16. Rfb1 b4 17. c4 dxc4 18. Nxc4 Nd5 19. Bg5 Bxg5 20. Nxg5 h6 21. Ne4 cxd4 22. Ned6 Nc5 23. Rd1 Ra7 24. Rxd4 Nb3 25. Rad1 Nxd4 26. Rxd4 Rd7 27. Rg4 Qd8 28. Qd2 Kh8 29. h5 Qe7 30. Re4 Rfd8 31. Qe2 Qf8 32. Kg2 f5 33. exf6 Nxf6 34. Rxe6 Rxd6 35. Nxd6 Rxd6 36. Re7 Qa8+ 37. Kg1 Qd8 38. Re3 Rd1+ 39. Kh2 Qd5 40. Qf3 Qxf3 41. Rxf3 Rd2 42. b3 Nxh5 43. g4 Nf6 44. Kg2 Nxg4 45. Rf4 Rxf2+ 46. Rxf2 Nxf2 47. Kxf2 g5 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "D'Arruda, Ricardo D"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2329"]
[BlackElo "2271"]
[PlyCount "117"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nbd2 Nc6 6. c3 Bd6 7. Bxd6 Qxd6 8. Bd3 0-0 9. 0-0 e5 10. dxc5 Qxc5 11. e4 Bg4 12. Qb3 Rfd8 13. Rfe1 d4 14. Rac1 dxc3 15. Rxc3 Qb6 16. Ng5 Qxb3 17. Rxb3 h6 18. Ngf3 Be6 19. Bc4 Bxc4 20. Nxc4 b6 21. Ncxe5 Nxe5 22. Nxe5 Re8 23. Rb5 Rac8 24. f4 Rc2 25. a4 Rd8 26. Nf3 Rdc8 27. e5 Ng4 28. h3 Nf2 29. e6 Nd3 30. exf7+ Kxf7 31. Ne5+ Nxe5 32. Rexe5 Rd2 33. Red5 Rcc2 34. Rxd2 Rxd2 35. a5 bxa5 36. Rxa5 Rxb2 37. Rxa7+ Kf6 38. Kh2 Rb3 39. Ra5 g6 40. Kg1 h5 41. Kh2 Rc3 42. Rb5 Rd3 43. Rg5 Rc3 44. Rg3 Rc4 45. Rf3 h4 46. g4 hxg3+ 47. Kxg3 g5 48. fxg5+ Kxg5 49. Rd3 Rb4 50. Rd5+ Kg6 51. Rd6+ Kh5 52. Rd5+ Kg6 53. Re5 Rb3+ 54. Kg4 Rb4+ 55. Kf3 Rb3+ 56. Kg4 Rb4+ 57. Kg3 Rb3+ 58. Kh4 Rb4+ 59. Kg3 1/2-1/2

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Goncalves, Samuel Jesus P"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2329"]
[BlackElo "2219"]
[PlyCount "81"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 c6 4. c3 d5 5. Bd3 dxe4 6. Bxe4 Nf6 7. Bc2 0-0 8. 0-0 Bg4 9. Nbd2 Nbd7 10. h3 Bf5 11. Bxf5 gxf5 12. Nc4 Ne4 13. Bf4 e6 14. Re1 Re8 15. Qc2 Nb6 16. Ncd2 Nd5 17. Bh2 Nxd2 18. Qxd2 b5 19. Be5 f6 20. Bh2 Qd7 21. b3 Rad8 22. c4 Nb6 23. Qc2 a6 24. a4 Rc8 25. axb5 axb5 26. Ra6 Na8 27. Rea1 bxc4 28. bxc4 c5 29. Ra7 Nc7 30. dxc5 e5 31. Nh4 f4 32. Nf5 Ra8 33. Nd6 Rxa7 34. Rxa7 Ra8 35. Qa2 Rxa7 36. Qxa7 Qc6 37. Qb6 Qd7 38. g4 Bf8 39. Kg2 Ne6 40. Ne4 Nd4 41. Nxf6+ 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Gutierrez Espinosa, Karen"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2329"]
[BlackElo "2070"]
[PlyCount "72"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Qa5+ 11. Bd2 Bb4 12. c3 Be7 13. 0-0-0 Ngf6 14. Kb1 0-0-0 15. c4 Qa4 16. Rhe1 Bd6 17. b3 Qa6 18. Ne4 Nxe4 19. Rxe4 Nf6 20. Re2 Kb8 21. Qc2 c5 22. dxc5 Bxc5 23. Ne5 Rhf8 24. Bc3 Rxd1+ 25. Qxd1 Qd6 26. Rd2 Qc7 27. Nd7+ Nxd7 28. Rxd7 Qc8 29. Bxg7 Rg8 30. Be5+ Ka8 31. f3 Bb6 32. g4 f5 33. Bf4 fxg4 34. fxg4 Rxg4 35. Qxg4 Qxd7 36. Qg7 Qxg7 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "2"]
[White "Sahakyan, Aleks"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2318"]
[BlackElo "2329"]
[PlyCount "49"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. h3 h6 11. Qf3 c6 12. Bf4 Bd6 13. Ne2 Rb8 14. b3 Re8 15. Rad1 Bxf4 16. Qxf4 Qb6 17. Nd4 a5 18. Nxc6 Qxc6 19. Qxb8 Bg4 20. Qb5 Qxb5 21. Bxb5 Bxd1 22. Bxe8 Bxc2 23. Rc1 Bf5 24. Bb5 d4 25. Rd1 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "5"]
[White "Thake, Conrad"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1745"]
[BlackElo "2329"]
[PlyCount "36"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. c4 Nf6 5. d4 exd4 6. exd4 d5 7. Nf3 Bb4+ 8. Nc3 0-0 9. Be2 Ne4 10. Qd3 Bf5 11. Qe3 Re8 12. Qc1 dxc4 13. d5 Qxd5 14. 0-0 Nxc3 15. Bxc4 Qxc4 16. Qg5 Qg4 17. Qxg4 Bxg4 18. Rac1 Ne2+ 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "9"]
[White "Zavgorodniy, Sergiy"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D28"]
[WhiteElo "2401"]
[BlackElo "2329"]
[PlyCount "67"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. e3 a6 5. Bxc4 Nf6 6. 0-0 c5 7. Qe2 Nbd7 8. Rd1 Qc7 9. dxc5 Bxc5 10. a3 b5 11. Bd3 Bb7 12. b4 Be7 13. Bb2 Rc8 14. Nbd2 0-0 15. Rac1 Qb8 16. h3 h6 17. Nb3 Ne4 18. Na5 Bd5 19. Nd4 Bf6 20. Ndc6 Qa8 21. Bxf6 Ndxf6 22. Ne7+ Kh8 23. Nxc8 Rxc8 24. Qb2 Nd6 25. Rxc8+ Qxc8 26. Rc1 Qa8 27. Bf1 Nde4 28. Qd4 Ng5 29. Qc5 Kh7 30. Bd3+ Be4 31. Bxe4+ Qxe4 32. Qc2 Nd5 33. Qxe4+ Nxe4 34. Rc6 1-0

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2024.02.18"]
[Round "6.7"]
[White "Trunz, Michelle"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1878"]
[BlackElo "2329"]
[PlyCount "88"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz II"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. a4 c5 7. 0-0 Nc6 8. dxc5 Qc7 9. Nc3 Bxc5 10. Qe2 Ng4 11. Ne4 Be7 12. b3 f5 13. Ng3 h5 14. Rd1 h4 15. Nf1 h3 16. g3 Nce5 17. Bb2 Nxc4 18. Rac1 b5 19. axb5 axb5 20. bxc4 b4 21. Nd4 Bc5 22. Qf3 Ra2 23. Rd2 Ne5 24. Qe2 Bb7 25. Nxe6 Qc6 26. Nxg7+ Kf7 27. e4 Rxb2 28. Rxb2 Qxe4 29. Qxe4 Bxe4 30. Nd2 Nd3 31. Nxe4 fxe4 32. Rd2 Nxc1 33. Rd7+ Kf6 34. g4 Nd3 35. Nh5+ Ke6 36. Rd5 Ra8 37. Kf1 Ra1+ 38. Ke2 Ra2+ 39. Kd1 Nxf2+ 40. Kc1 Nd3+ 41. Kb1 Rb2+ 42. Ka1 Rxh2 43. Ng3 b3 44. Rh5 Bd4+ 0-1

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2024.01.28"]
[Round "5.7"]
[White "Jonkman, Harmen"]
[Black "Schleefers, Florian"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2328"]
[BlackElo "1737"]
[PlyCount "59"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Bc5 5. Nf3 h6 6. a3 a5 7. Be3 Bxe3 8. fxe3 d6 9. Qe2 Be6 10. d4 Bxc4 11. Qxc4 0-0 12. 0-0-0 Nxe4 13. Nxe4 d5 14. Qa4 dxe4 15. dxe5 Qe7 16. Qxe4 Rad8 17. Rd3 Qe6 18. Kb1 f6 19. Rb3 Nxe5 20. Rxb7 Qd6 21. Nxe5 Qxe5 22. Qxe5 fxe5 23. Rxc7 Rf2 24. g4 Rdd2 25. h3 e4 26. b4 axb4 27. axb4 Rf6 28. Kb2 Re2 29. Rc3 Kf7 30. Rd1 1-0

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2023.11.19"]
[Round "4.7"]
[White "Kraska, Erwin"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C26"]
[BlackElo "2328"]
[PlyCount "50"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord III"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nc3 Nf6 3. Nge2 Bc5 4. d4 exd4 5. Nxd4 0-0 6. Bd3 Bxd4 7. 0-0 d6 8. h3 h6 9. Ne2 Bb6 10. Nf4 Nc6 11. Nh5 Ne5 12. Kh1 Nfg4 13. Qe1 Qh4 14. Nf4 Nxf2+ 15. Rxf2 Qxf2 16. Qd1 Bd7 17. Nd5 Bxh3 18. Nf4 Bg4 19. Qf1 Nxd3 20. Qxf2 Nxf2+ 21. Kh2 Nxe4 22. Nd5 Bd4 23. c3 Be5+ 24. Kg1 c6 25. Ne3 Be6 0-1

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2023.09.24"]
[Round "2.7"]
[White "Dette, Jan"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "2070"]
[BlackElo "2323"]
[PlyCount "106"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Essen Katernberg II"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Qf5 13. Qe2 h6 14. Nh4 d3 15. cxd3 Qxd3 16. Qxd3 Rxd3 17. Be3 Bd6 18. Ng6 Rd8 19. g3 Rd5 20. Rc1 Rb5 21. b3 Ra5 22. a4 Kd7 23. Re4 Re8 24. Rg4 h5 25. Rgc4 Rf5 26. Rd1 a6 27. Bf4 Re2 28. Nh4 Rf8 29. Rd5 Ke6 30. Rxh5 Bxf4 31. gxf4 Rd8 32. Nf3 Kf6 33. b4 Rd3 34. Kg2 Ne7 35. Re5 Rb2 36. Rce4 Rd7 37. Ng5 Nc6 38. Nh7+ Kf7 39. Ng5+ Kg6 40. Rc5 Nd4 41. h4 b6 42. Rc4 Rd2 43. Re5 Rd3 44. f3 Rd1 45. Kf2 Rb1 46. Re4 Rb2+ 47. Kf1 Nf5 48. Re6+ Kh5 49. Rc1 Rh2 50. Kg1 Rdd2 51. Ne4 Rdg2+ 52. Kf1 Ne3+ 53. Ke1 Rh1# 0-1

[Event "Oberliga NRW 2324"]
[Site "Germany"]
[Date "2023.09.03"]
[Round "1.6"]
[White "Thiel, Thomas"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2148"]
[BlackElo "2323"]
[PlyCount "52"]
[EventDate "2023.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Wattenscheid"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 a5 10. f4 Ba6 11. b3 0-0-0 12. Be3 f6 13. Qd2 fxe5 14. c5 Nc4 15. Bxc4 Bxc4 16. f5 Ba6 17. Bg5 Qxc5 18. Bxd8 Kxd8 19. 0-0-0 d5 20. Kb1 Kc8 21. Rhe1 e4 22. Rc1 Bd3+ 23. Ka1 Qd4 24. Kb2 Bd6 25. g3 h5 26. Qg5 Qf2+ 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "4"]
[White "Cattaneo, Marco"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2264"]
[BlackElo "2323"]
[PlyCount "95"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 e6 7. Qb3 Qb6 8. Qxb6 axb6 9. Bb5 Nd7 10. h3 Bh5 11. 0-0 Be7 12. Rfe1 Bg6 13. a3 0-0 14. g4 Ra5 15. Bf1 Rfa8 16. h4 h5 17. g5 c4 18. e4 b5 19. Rac1 Nb6 20. Bg2 Na4 21. Rc2 Kf8 22. Nh2 Rd8 23. Nhf1 Bd6 24. Bxd6+ Rxd6 25. Ng3 e5 26. dxe5 Nxe5 27. Rf1 d4 28. cxd4 Rxd4 29. f4 Ng4 30. Re1 Nxb2 31. Nf3 Nd3 32. Nxd4 Nxe1 33. Rc3 Nxg2 34. Kxg2 f6 35. f5 Be8 36. g6 Ne5 37. Nxh5 Bc6 38. Ng3 b4 39. axb4 Ra2+ 40. Kf1 Rb2 41. Nc2 Ba4 42. Ne3 Rxb4 43. h5 b5 44. Nd5 Rb2 45. h6 gxh6 46. Nh5 b4 47. g7+ Kf7 48. Ndxf6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "2"]
[White "Grebeniuk, Semen"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2315"]
[BlackElo "2323"]
[PlyCount "89"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. e3 c5 4. c3 Nf6 5. Bd3 Be7 6. Nbd2 0-0 7. 0-0 b6 8. Ne5 Ba6 9. Bxa6 Nxa6 10. f4 Qc7 11. Qf3 Nd7 12. Qh3 g6 13. Ndf3 Rae8 14. Bd2 c4 15. Be1 Nab8 16. Bh4 Bxh4 17. Qxh4 f6 18. Ng4 Nc6 19. Nh6+ Kg7 20. g4 b5 21. g5 f5 22. a3 a5 23. Ne5 Ndxe5 24. fxe5 Rb8 25. Qf4 Rb7 26. h4 b4 27. axb4 axb4 28. h5 bxc3 29. bxc3 Rb2 30. Rf2 Rfb8 31. hxg6 hxg6 32. Qh2 Rxf2 33. Qxf2 Qb6 34. Qh2 Rh8 35. Qc2 Qd8 36. Qg2 Qb6 37. Qc2 Rb8 38. Qh2 Qd8 39. Nxf5+ exf5 40. Qh6+ Kf7 41. Qh7+ Kf8 42. Qxg6 Ne7 43. Qf6+ Ke8 44. Ra7 Rb2 45. Qh8+ 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Curtis, John"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2323"]
[BlackElo "2292"]
[PlyCount "63"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nf6 6. Nbd2 cxd4 7. Bc4 Qd8 8. Nxd4 Bd7 9. N2f3 Nc6 10. 0-0 Nxd4 11. Nxd4 Rc8 12. Qe2 Be7 13. Bf4 0-0 14. Rad1 Re8 15. Rfe1 Qb6 16. Bb3 a6 17. Rd3 Rcd8 18. Rg3 g6 19. h4 Nd5 20. Bg5 Bxg5 21. Rxg5 Qd6 22. h5 Qf4 23. Rg3 Qf6 24. Bxd5 exd5 25. Qd1 Rxe1+ 26. Qxe1 Re8 27. Qd2 Re4 28. h6 Qe7 29. Nf3 Bc6 30. Rg5 f6 31. Rg3 Kf7 32. Qd3 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Michalczak, Thomas"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2323"]
[BlackElo "2200"]
[PlyCount "207"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. a4 a6 6. 0-0 d6 7. h3 h6 8. Re1 Ba7 9. Nbd2 0-0 10. Nf1 Be6 11. Ng3 Re8 12. Bxe6 Rxe6 13. Be3 Bxe3 14. Rxe3 Re8 15. d4 exd4 16. Nxd4 Nxd4 17. Qxd4 Re5 18. a5 Qd7 19. Rb3 Rb5 20. Raa3 Re8 21. Qc4 c6 22. Rxb5 axb5 23. Qd4 Qe6 24. a6 c5 25. Qd3 b4 26. Ra5 bxa6 27. Rxa6 Nxe4 28. Kh2 c4 29. Qd4 Nxg3 30. fxg3 Qe5 31. Qxc4 Qxb2 32. Rxd6 Qb1 33. Rd7 Rf8 34. Rb7 Qe1 35. Rxb4 Rd8 36. Rb7 Qf2 37. Qe4 g6 38. c4 Rd1 39. Qe8+ Kg7 40. Qe5+ Qf6 41. Qxf6+ Kxf6 42. c5 Rc1 43. Rc7 Ke6 44. c6 h5 45. Rc8 Ke7 46. h4 Rc3 47. c7 Rc4 48. Kg1 Rc2 49. Kf1 Rc3 50. Kf2 Rc2+ 51. Ke3 Kd7 52. Rf8 Kxc7 53. Rxf7+ Kd8 54. Rf6 Rxg2 55. Rxg6 Ke7 56. Kf4 Rg1 57. Rg5 Rf1+ 58. Ke3 Rg1 59. Kf2 Ra1 60. Rxh5 Ra2+ 61. Kf3 Kf6 62. Kg4 Kg6 63. Rg5+ Kh6 64. Kh3 Ra3 65. Rd5 Ra1 66. Rd6+ Kg7 67. Rd5 Kg6 68. Rg5+ Kh6 69. Rg4 Ra2 70. Rf4 Ra3 71. Kg4 Ra5 72. Rf6+ Kg7 73. Rf5 Ra4+ 74. Rf4 Ra1 75. Rf5 Ra4+ 76. Kg5 Ra3 77. g4 Ra4 78. Re5 Rb4 79. h5 Kf7 80. Rf5+ Kg7 81. Rc5 Kf7 82. Rc7+ Kg8 83. Kg6 Rb6+ 84. Kg5 Rb5+ 85. Kh4 Rb4 86. Rd7 Rc4 87. Rd6 Kg7 88. Rg6+ Kh7 89. Rf6 Rc1 90. Rf5 Rc4 91. Kg5 Ra4 92. Rf7+ Kg8 93. Re7 Kf8 94. Re6 Kf7 95. Rd6 Kg7 96. Rd7+ Kg8 97. h6 Ra5+ 98. Kh4 Ra6 99. g5 Ra4+ 100. Kh5 Ra8 101. g6 Re8 102. h7+ Kh8 103. Kh6 Re7 104. Rd8+ 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Ozates, Tuna"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2323"]
[BlackElo "2281"]
[PlyCount "158"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Nf6 4. d4 cxd4 5. Qxd4 Qxd5 6. Nf3 Nc6 7. Qh4 Bg4 8. Nbd2 Ne5 9. Nd4 g5 10. Bb5+ Qxb5 11. Nxb5 gxh4 12. Nc7+ Kd7 13. Nxa8 Kc8 14. 0-0 Kb8 15. h3 Be6 16. f4 Nd3 17. Nf3 Kxa8 18. Nxh4 Rg8 19. Kh2 Bd5 20. b3 e6 21. c4 Bc6 22. Be3 Ne4 23. Rad1 Be7 24. Nf3 Nb4 25. Ne5 Nc2 26. Bc1 Nc3 27. Rd2 Ne3 28. Rg1 Be4 29. Nxf7 Bh4 30. Ng5 Bxg5 31. fxg5 Nf5 32. g4 Nh4 33. Kg3 Nf3 34. Rgg2 Nxd2 35. Bxd2 Nb1 36. Bb4 b6 37. Re2 Bd3 38. Rxe6 Rd8 39. h4 a5 40. Be1 Kb7 41. h5 Bc2 42. g6 hxg6 43. h6 Rh8 44. g5 Bf5 45. Re7+ Kc6 46. Bf2 Nd2 47. Bd4 Ne4+ 48. Kf4 Rd8 49. h7 Nd6 50. h8Q Rxh8 51. Bxh8 Nc8 52. Rg7 Nd6 53. Re7 Nc8 54. Re1 Nd6 55. Bd4 b5 56. Be5 Nb7 57. cxb5+ Kxb5 58. Bd4 a4 59. Re5+ Kb4 60. bxa4 Kxa4 61. Re7 Nd6 62. Ke5 Nc4+ 63. Kf6 Ka3 64. Rc7 Nd2 65. Ra7+ Kb4 66. Be5 Ne4+ 67. Kf7 Nxg5+ 68. Kf6 Ne4+ 69. Kg7 g5 70. Bd6+ Nxd6 71. Kf6 g4 72. Ra6 g3 73. Rxd6 g2 74. Rd1 Be4 75. Rg1 Ka3 76. Ke5 Ba8 77. Kf4 Kxa2 78. Kg3 Kb2 79. Rxg2+ Bxg2 1/2-1/2

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Petersson, Kjell"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2323"]
[BlackElo "2040"]
[PlyCount "49"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Bg4 5. h3 Bh5 6. 0-0 Nc6 7. Re1 e6 8. Bf1 Be7 9. d4 cxd4 10. cxd4 Bxf3 11. gxf3 0-0 12. Nc3 Qa5 13. f4 e5 14. fxe5 dxe5 15. d5 Nd4 16. Be3 Bc5 17. a3 Qd8 18. Na4 Qd6 19. Nxc5 Qxc5 20. Rc1 Qb6 21. b4 Rac8 22. Bg2 h6 23. Qd2 Ne8 24. Rxc8 Nb3 25. Bxb6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Rees, Ioan"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2323"]
[BlackElo "2289"]
[PlyCount "102"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. e3 e6 5. Bd3 Be7 6. Qf3 h6 7. Bxf6 Bxf6 8. Nge2 c5 9. dxc5 Nxc5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. 0-0 0-0 13. Rad1 Rac8 14. e4 dxe4 15. Nxe4 Qe7 16. Nxf6+ Qxf6 17. Qxf6 gxf6 18. c4 Rfd8 19. b3 f5 20. g3 Kg7 21. Kg2 Ne4 22. f3 Nc5 23. Nc3 a6 24. f4 Kf6 25. Kf3 h5 26. Ke3 b6 27. Ne2 h4 28. Nc3 hxg3 29. hxg3 Rg8 30. Kf3 Rcd8 31. Rh1 Rxd1 32. Rxd1 Ne4 33. Nxe4+ fxe4+ 34. Kxe4 Rxg3 35. Rd6 Rg2 36. a4 b5 37. Rxa6 bxc4 38. bxc4 Rc2 39. Kd3 Rf2 40. Ke4 Rc2 41. Kd3 Rf2 42. Rb6 Rxf4 43. a5 Rf3+ 44. Kd4 Ra3 45. Rb5 Ke7 46. c5 f6 47. Rb7+ Kd8 48. Ra7 Ra4+ 49. Kc3 e5 50. c6 f5 51. Kb3 Ra1 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "11"]
[White "Kovalevsky, Stanislav"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2163"]
[BlackElo "2323"]
[PlyCount "81"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. e4 e6 3. Nc3 d5 4. cxd5 cxd5 5. exd5 exd5 6. d4 Nf6 7. Nf3 Nc6 8. Bg5 Be7 9. Bd3 0-0 10. h3 h6 11. Bh4 Be6 12. 0-0 Qb6 13. b3 Nb4 14. Re1 Nxd3 15. Qxd3 Rfd8 16. Re3 Rac8 17. Rae1 Rc6 18. Ne5 Rc7 19. Nxf7 Kxf7 20. Rxe6 Qxe6 21. Rxe6 Kxe6 22. Ne2 Bd6 23. Bg3 Ne4 24. Bxd6 Kxd6 25. f3 Nf6 26. Qg6 Re8 27. Ng3 Kc6 28. Nf5 Kb5 29. Nxg7 Rg8 30. Qd3+ Kb6 31. Ne6 Rc1+ 32. Kh2 Nh5 33. a4 a6 34. g4 Re8 35. Qf5 Nf6 36. Nf4 Rc2+ 37. Kg3 Ne4+ 38. fxe4 Rc3+ 39. Kh4 dxe4 40. Nd5+ Ka7 41. Nxc3 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "10"]
[White "Povshednyi, Ivan"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2223"]
[BlackElo "2323"]
[PlyCount "95"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 dxc4 4. d5 a6 5. a4 Nf6 6. Nc3 e6 7. e4 exd5 8. exd5 Bd6 9. Bxc4 0-0 10. 0-0 h6 11. h3 Bf5 12. Re1 Nbd7 13. a5 Re8 14. Be3 Qc7 15. Qa4 Ne4 16. Qb3 Re7 17. Bf1 Rae8 18. Rec1 Nef6 19. Na4 Rxe3 20. fxe3 Be4 21. Qd1 Qxa5 22. Nc3 Qb6 23. Na4 Qd8 24. Nc3 Bg6 25. Bd3 Rxe3 26. Bxg6 fxg6 27. Qd2 c4 28. Qxe3 Bc5 29. Nd4 Qb6 30. Rd1 Qxb2 31. Na4 Qb4 32. Nxc5 Nxc5 33. Rab1 Nxd5 34. Qe8+ Kh7 35. Rxb4 Nxb4 36. Ne6 Nxe6 37. Qxe6 c3 38. Qb3 c2 39. Rc1 a5 40. Rxc2 a4 41. Qxb4 a3 42. Ra2 b5 43. Rxa3 h5 44. Rb3 h4 45. Qxb5 g5 46. Qxg5 Kg8 47. Rb7 Kf8 48. Qd8# 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "7"]
[White "Reprintsev, Alexander"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "2225"]
[BlackElo "2323"]
[PlyCount "56"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. Qb3 Qf6 8. 0-0 Nge7 9. cxd4 0-0 10. e5 Qg6 11. Nc3 Bb6 12. Be3 Na5 13. Qa4 Nxc4 14. Qxc4 d6 15. a4 a6 16. a5 d5 17. Qb4 Nc6 18. Qa3 Ba7 19. Nxd5 Bg4 20. Nh4 Qh5 21. g3 Bxd4 22. Rae1 Bh3 23. Ng2 Nxe5 24. Ndf4 Nf3+ 25. Kh1 Bxg2+ 26. Kxg2 Nxe1+ 27. Rxe1 Qe5 28. Bd2 Qf6 0-1

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "6"]
[White "Antonio, Jorge Carlos"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C35"]
[WhiteElo "2277"]
[BlackElo "2323"]
[PlyCount "41"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Be7 5. d4 Nh5 6. Be2 0-0 7. 0-0 g5 8. Nxg5 Bxg5 9. Bxh5 f5 10. Bxf4 d6 11. Qf3 Bxf4 12. Qxf4 Nc6 13. Rf3 Nxd4 14. Rg3+ Kh8 15. Qh6 Qf6 16. Bg6 Qg7 17. Qxg7+ Kxg7 18. Bxf5+ Kh8 19. Rf1 Nxc2 20. Nb5 Nd4 21. Nxd4 1-0

