[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.07"]
[Round "7"]
[White "Maris, Evi"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1232"]
[BlackElo "1144"]
[PlyCount "145"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Be7 6. Bd3 b6 7. 0-0 Qc7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Bb7 11. Ne5 Nd7 12. Bf4 Bd6 13. Qh5 Nf6 14. Qf3 Nxe4 15. Qxe4 0-0-0 16. Rac1 f6 17. Nd3 Bxf4 18. Nxf4 Qd6 19. d5 exd5 20. cxd5 c5 21. b4 Qe5 22. Qc4 Bxd5 23. Nxd5 Qxd5 24. Qa6+ Qb7 25. Qb5 Qd7 26. Qe2 Rhe8 27. Qf3 Qd5 28. Qg4+ Qd7 29. Qf3 Qd5 30. Qa3 Kb7 31. bxc5 Qd3 32. c6+ Ka8 33. Qb2 Qd2 34. Qb5 Qd3 35. Qh5 Qg6 36. Qf3 Qe4 37. c7 Rc8 38. Qg3 Kb7 39. Qc3 Qf4 40. Qc6+ Ka6 41. Rc4 Rxc7 42. Qxc7 Qxc7 43. Rxc7 Re2 44. Ra1 b5 45. Kf1 Rb2 46. Rcc1 Ka5 47. Rcb1 Rc2 48. a3 Ka4 49. Rb4+ Ka5 50. Rab1 a6 51. h4 Ra2 52. R1b3 Rxa3 53. Rxb5+ axb5 54. Rxa3+ Kb4 55. Ra7 Kc3 56. Rb7 b4 57. Ke1 b3 58. Kd1 Kb2 59. g4 g5 60. h5 h6 61. f3 Kc3 62. Kc1 Kd4 63. Rxb3 Ke5 64. Kd2 f5 65. Rb4 fxg4 66. fxg4 Kf6 67. Ke3 Ke5 68. Rb5+ Kf6 69. Ke4 Kg7 70. Kf5 Kh7 71. Rb7+ Kh8 72. Kg6 Kg8 73. Rb8# 1-0

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.06"]
[Round "6"]
[White "Bertholee, Arjuna"]
[Black "Duson, Stella"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "1144"]
[BlackElo "1259"]
[PlyCount "113"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. 0-0 0-0 6. Nxe5 Nxe5 7. d4 Bxd4 8. Qxd4 Nc6 9. Qd3 d6 10. Bg5 Ne5 11. Qg3 Ng6 12. f4 h6 13. f5 hxg5 14. fxg6 Nh5 15. Qf3 Nf6 16. gxf7+ Kh8 17. Bc4 Qe7 18. Nd5 Qxe4 19. Nxf6 Qxf3 20. Rxf3 gxf6 21. Rxf6 Kg7 22. Rf3 c6 23. Raf1 d5 24. Bd3 Be6 25. Rg3 Rxf7 26. Rxg5+ Kh6 27. Rg6+ Kh5 28. Rxe6 Rxf1+ 29. Kxf1 Rf8+ 30. Ke2 Kg4 31. Re7 Rh8 32. h3+ Kg3 33. Rxb7 Kxg2 34. Rg7+ Kxh3 35. Rh7+ Rxh7 36. Bxh7 Kg3 37. Kd3 c5 38. Bg8 Kf4 39. Bxd5 Ke5 40. Kc4 Kd6 41. Bf3 a5 42. Kb5 a4 43. Kxa4 c4 44. Kb4 c3 45. Kxc3 Kc5 46. a4 Kb6 47. b4 Ka7 48. a5 Kb8 49. b5 Ka7 50. b6+ Kb8 51. a6 Kc8 52. a7 Kd8 53. a8Q+ Kd7 54. Qc6+ Kd8 55. Qc7+ Ke8 56. Bh5+ Kf8 57. Qf7# 1-0

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.05"]
[Round "5"]
[White "Bogouslavskii, Veronique"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1207"]
[BlackElo "1144"]
[PlyCount "91"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 c4 5. Bc2 b5 6. Nd2 Nc6 7. f4 Bg4 8. Ngf3 e6 9. 0-0 Bd6 10. Qe1 0-0 11. Qh4 h6 12. Ne5 Bf5 13. Nxc6 Qc7 14. Bxf5 Qxc6 15. Bc2 a5 16. g4 Ne4 17. Rf3 f6 18. Qh5 Qe8 19. Qxe8 Raxe8 20. Nxe4 dxe4 21. Bxe4 e5 22. Bd5+ Kh8 23. Bc6 Rb8 24. fxe5 fxe5 25. Rxf8+ Bxf8 26. dxe5 Bc5 27. Kf2 b4 28. Bd2 Rd8 29. Ke2 Rc8 30. Bd5 Re8 31. e6 Bd6 32. cxb4 axb4 33. Bxc4 Bxh2 34. Bxb4 Be5 35. Rf1 Bxb2 36. e7 Bf6 37. Rxf6 gxf6 38. Bf7 Rb8 39. e8Q+ Rxe8 40. Bxe8 f5 41. Bc3+ Kh7 42. gxf5 h5 43. f6 h4 44. f7 h3 45. f8Q h2 46. Qh8# 1-0

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.04"]
[Round "4"]
[White "Bertholee, Arjuna"]
[Black "Zubair, Javeria Komal"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1144"]
[BlackElo "1490"]
[PlyCount "122"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Bc4 Nc6 4. d3 Be7 5. f4 d6 6. Nf3 Nf6 7. 0-0 0-0 8. Qe1 Nd4 9. Qf2 d5 10. Bb3 dxe4 11. dxe4 b5 12. Nxd4 cxd4 13. Nxb5 Ba6 14. a4 Nxe4 15. Qf3 Nc5 16. Bc4 Bb7 17. Qd1 Bf6 18. Ra3 a6 19. Nxd4 Qxd4+ 20. Qxd4 Bxd4+ 21. Kh1 Ne4 22. Raf3 Rad8 23. Bd3 Nc5 24. Rh3 Nxd3 25. Rxd3 a5 26. Rfd1 Bf6 27. c3 Bc6 28. b3 Be4 29. Rxd8 Rxd8 30. Rxd8+ Bxd8 31. b4 Bc2 32. bxa5 Bxa5 33. Bb2 Bxa4 34. h3 f6 35. Kh2 Kf7 36. Kg3 Bc7 37. Kg4 Kg6 38. Bc1 Bd1+ 39. Kg3 Kf5 40. h4 g5 41. hxg5 fxg5 42. Kf2 gxf4 43. c4 h5 44. c5 e5 45. g3 f3 46. Ke1 Be2 47. Kf2 e4 48. Bf4 Bxf4 49. gxf4 Kxf4 50. c6 e3+ 51. Ke1 Ba6 52. c7 f2+ 53. Kd1 f1Q+ 54. Kc2 Qd3+ 55. Kb2 Qc4 56. c8Q Bxc8 57. Ka3 Qb5 58. Ka2 Ke4 59. Ka1 Kd3 60. Ka2 Kc2 61. Ka3 Qb3# 0-1

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.03"]
[Round "3"]
[White "Cordes, Jule Johanne"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1790"]
[BlackElo "1144"]
[PlyCount "171"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Bxc4 Nd5 10. Qc2 Nxc3 11. bxc3 Be7 12. 0-0 0-0 13. Nb3 Qc7 14. Qe4 Rd8 15. Bd3 g6 16. a4 Bf6 17. a5 Bd7 18. Qf3 Bg7 19. Nc5 Be8 20. Rfb1 Rab8 21. Bc4 e5 22. Rb3 Qe7 23. Rab1 b5 24. axb6 axb6 25. h3 b5 26. Qg4 Bd7 27. Qd1 Qg5 28. Qf3 Qf6 29. Qg3 Qd6 30. Be2 Be6 31. Rb4 exd4 32. Qxd6 Rxd6 33. cxd4 Ra8 34. Bf3 f5 35. Rxb5 cxb5 36. Bxa8 Rb6 37. Nxe6 Rxe6 38. Rxb5 Ra6 39. Bd5+ Kf8 40. Rb7 Ra1+ 41. Kh2 Rd1 42. Rf7+ Kg8 43. Rxf5+ Kh8 44. Rf7 Rd2 45. Kg3 h5 46. Be4 g5 47. h4 Kg8 48. Rf5 gxh4+ 49. Kxh4 Kh8 50. Kxh5 Rd1 51. Kg6 Rh1 52. Ra5 Rh6+ 53. Kf7 Rf6+ 54. Ke7 Rxf2 55. Ra8+ Bf8+ 56. Rxf8+ Rxf8 57. d5 Kg7 58. g4 Rf7+ 59. Ke6 Rf6+ 60. Ke5 Ra6 61. Bf5 Kf7 62. e4 Ke7 63. Be6 Rb6 64. Bf5 Ra6 65. g5 Ra5 66. g6 Kf8 67. Kf6 Ra6+ 68. Be6 Ra7 69. e5 Rf7+ 70. Kg5 Rf1 71. Bf7 Rg1+ 72. Kf6 Rf1+ 73. Ke6 Rf6+ 74. Kd7 Ra6 75. d6 Ra7+ 76. Kc6 Ra8 77. e6 Rc8+ 78. Kb7 Rc1 79. e7+ Kg7 80. e8Q Rg1 81. Qe5+ Kh6 82. Qh2+ Kg7 83. Qxg1 Kf8 84. g7+ Kxf7 85. g8Q+ Kf6 86. Q1g5# 1-0

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.02"]
[Round "2"]
[White "Bertholee, Arjuna"]
[Black "Van Essen, Marieke"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "1144"]
[BlackElo "1610"]
[PlyCount "92"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. 0-0 Be7 10. b3 0-0 11. Ba3 d5 12. Bxe7 Qxe7 13. exd5 Rad8 14. Qe1 Qc5 15. Ne4 Nxe4 16. Qxe4 Rfe8 17. Qc4 Qxd5 18. Qxd5 cxd5 19. Rfe1 Re6 20. Kf1 Kf8 21. Rad1 c5 22. Re2 Ke7 23. Red2 Re5 24. f4 Rf5 25. g3 h5 26. a3 Ke6 27. Ke2 a5 28. Ke3 Re8 29. h3 Kd6+ 30. Kf3 g5 31. c4 d4 32. b4 Re3+ 33. Kg2 axb4 34. axb4 gxf4 35. bxc5+ Kxc5 36. Rxd4 fxg3 37. Rd5+ Rxd5 38. Rxd5+ Kxc4 39. Rxh5 Kd4 40. Rf5 Re5 41. Rxf7 Rg5 42. Rf3 Ke5 43. Rxg3 Rxg3+ 44. Kxg3 Kf5 45. Kh4 Kg6 46. Kg4 Kh6 1/2-1/2

[Event "NED-ch U16/U18 Girls"]
[Site "Almelo"]
[Date "2021.08.01"]
[Round "1"]
[White "Martinez, Sara"]
[Black "Bertholee, Arjuna"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1528"]
[BlackElo "1144"]
[PlyCount "91"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd2 0-0 8. Bd3 Re8 9. 0-0 Bxc3 10. Bxc3 Nxe4 11. Bd4 d5 12. f3 Nd6 13. Re1 Bf5 14. Rxe8+ Qxe8 15. Qd2 Bxd3 16. Qxd3 Qe6 17. Qd2 Nb5 18. Re1 Qd7 19. Be5 f6 20. Bg3 Re8 21. c4 Rxe1+ 22. Bxe1 Nd6 23. cxd5 Nc4 24. Qb4 cxd5 25. Qb8+ Kf7 26. b3 Qe7 27. Bf2 Qe5 28. g3 Ne3 29. Bxe3 Qxe3+ 30. Kg2 Qe2+ 31. Kg1 Qxa2 32. Qxc7+ Kg6 33. Qc3 Qb1+ 34. Kf2 Qh1 35. Qd3+ Kh6 36. Qe3+ g5 37. Qe6 Qxh2+ 38. Kf1 Qb2 39. Qxd5 Qa1+ 40. Kf2 a5 41. Qf7 Qd4+ 42. Kg2 Qd8 43. Kf2 Qd2+ 44. Kf1 Qd3+ 45. Kf2 Qg6 46. Qf8+ 1/2-1/2

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "7"]
[White "Allaart, Janne"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1451"]
[BlackElo "1144"]
[PlyCount "50"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nc6 5. fxe5 dxe5 6. Bc4 Bg4 7. d3 Nd4 8. Bxf7+ Kxf7 9. Nxe5+ Ke8 10. Nxg4 Qh4+ 11. Nf2 Ne6 12. Qd2 Ne7 13. g3 Qf6 14. Rf1 Nd4 15. Qd1 Rf8 16. Be3 Nf3+ 17. Ke2 Bxe3 18. Kxe3 Qd4+ 19. Ke2 Ng1+ 20. Ke1 Qe3+ 21. Qe2 Nxe2 22. Nxe2 Nc6 23. c3 b5 24. b4 Ne5 25. Rd1 Nf3# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "9"]
[White "Bertholee, Arjuna"]
[Black "Mang, Jessie"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1144"]
[PlyCount "109"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nf6 4. Nf3 Nc6 5. Bc4 e6 6. 0-0 Be7 7. d3 0-0 8. Ng5 h6 9. Nf3 a6 10. a4 Qc7 11. Qe1 Nd7 12. Qg3 Bf6 13. f5 exf5 14. exf5 Nde5 15. Nxe5 Nxe5 16. Bxh6 Nxc4 17. dxc4 Bd4+ 18. Kh1 Bxc3 19. bxc3 f6 20. Rad1 Rd8 21. Rf2 Kh8 22. Bf4 Qa5 23. h3 Qxa4 24. Qh4+ Kg8 25. Bxd6 Qc6 26. Rfd2 Bxf5 27. Qf2 Bxh3 28. Bxc5 Rxd2 29. Rxd2 Rc8 30. Rd5 Be6 31. Rd6 Qxc5 32. Qxc5 Rxc5 33. Rxe6 Rxc4 34. Re8+ Kf7 35. Rb8 b5 36. Rb6 Rxc3 37. Rxa6 Rxc2 38. Ra7+ Kg6 39. Rb7 Rb2 40. Kh2 b4 41. Kg3 b3 42. Kf3 Rb1 43. Kg3 Kh6 44. Kf2 g5 45. Kg3 Kg6 46. Kh2 f5 47. Kg3 f4+ 48. Kg4 Kf6 49. Rb6+ Ke5 50. Kxg5 Rg1 51. Rb5+ Ke4 52. Rb4+ Ke5 53. Rb5+ Kd4 54. Rxb3 Rxg2+ 55. Kxf4 1/2-1/2

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "8"]
[White "Knuvers, Anouk"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1144"]
[PlyCount "62"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. d3 Bg4 9. h3 Bh5 10. 0-0 Nd4 11. g4 Bg6 12. Nxe5 Qf6 13. Re1 0-0-0 14. Be3 Qxe5 15. Bxd4 Qxd4 16. Re3 Bc5 17. Qd2 Qf4 18. Re2 Qxd2 19. Rxd2 h5 20. g5 f6 21. gxf6 gxf6 22. Kf1 Rhg8 23. Ke1 Bf5 24. Ne2 Rde8 25. Rdd1 Rg1+ 26. Kd2 Rxd1+ 27. Rxd1 Bxh3 28. Nf4 Bg4 29. Rf1 h4 30. Rg1 f5 31. Rg2 h3 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "4"]
[White "Bertholee, Arjuna"]
[Black "Boghossian, Linet"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1144"]
[PlyCount "73"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 h6 6. Be3 Bb6 7. Nc3 d6 8. Qd2 Be6 9. Bb3 Qd7 10. Nh4 0-0-0 11. Bxe6 fxe6 12. a4 d5 13. Bxb6 cxb6 14. Nb5 dxe4 15. Rfd1 g5 16. Ng6 Rhg8 17. Nxe5 Nxe5 18. Qc3+ Nc6 19. Nxa7+ Kb8 20. Nxc6+ Qxc6 21. Qxf6 Qxc2 22. Qe5+ Ka7 23. Qxe4 Qxb2 24. Qxe6 Rgf8 25. Qe3 Rde8 26. Qd2 Re2 27. Qxb2 Rxb2 28. f3 Rc8 29. Rdc1 Re8 30. Rcb1 Rd2 31. Rd1 Rb2 32. a5 Ree2 33. axb6+ Kb8 34. Re1 Rxg2+ 35. Kh1 Rxh2+ 36. Kg1 Rbg2+ 37. Kf1 1/2-1/2

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "6"]
[White "Bertholee, Arjuna"]
[Black "Tiggelman, Laura"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1144"]
[PlyCount "83"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc3 Nf6 6. Nf3 e6 7. Bf4 Bb4 8. Bd3 0-0 9. Qd2 Bxd3 10. Qxd3 Nbd7 11. 0-0-0 a5 12. Bg5 h6 13. Bh4 Be7 14. Bxf6 Bxf6 15. g4 Bg5+ 16. Kb1 Be7 17. h4 Nf6 18. g5 Ng4 19. Rdf1 h5 20. Nd2 f5 21. f3 Nf6 22. gxf6 Bxf6 23. Nb3 b6 24. Qc4 Qd6 25. Re1 Rfe8 26. Qe2 a4 27. Nd2 Bxd4 28. Nc4 Qc7 29. f4 Qxf4 30. Qxh5 Bxc3 31. Nxb6 Bxe1 32. Nxa8 Ba5 33. Qxe8+ Kh7 34. Qxe6 Qg4 35. Qxc6 a3 36. bxa3 Qf4 37. Qc5 Bd8 38. Rg1 Bxh4 39. Qf8 Bf6 40. Rh1+ Kg6 41. Qe8+ Kg5 42. Qh5# 1-0

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "5"]
[White "Woest, Imre"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "D31"]
[BlackElo "1144"]
[PlyCount "139"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Bd2 Nc6 5. e3 Nf6 6. a3 Bxc3 7. Bxc3 Ne4 8. Qc2 0-0 9. Bd3 Qg5 10. Bxe4 dxe4 11. Qxe4 e5 12. d5 Bf5 13. Qf3 e4 14. Qg3 Qxg3 15. hxg3 Ne7 16. 0-0-0 c6 17. Bb4 Rfe8 18. Bxe7 Rxe7 19. Kb1 Rd8 20. Nh3 Red7 21. Rd4 cxd5 22. Rc1 dxc4 23. Rdxc4 Rd1 24. Rxd1 Rxd1+ 25. Kc2 Rd8 26. Nf4 Rc8 27. Rxc8+ Bxc8 28. Nd5 Be6 29. Nf4 Bf5 30. Kc3 Kf8 31. Kb4 Ke8 32. Kc5 Kd7 33. Nh5 g6 34. Nf6+ Ke7 35. Nd5+ Ke6 36. Nc7+ Ke5 37. Nb5 a6 38. Nd6 b5 39. Nxf7+ Ke6 40. Nh6 Ke5 41. Nxf5 gxf5 42. b4 h5 43. Kb6 Kd5 44. Kxa6 Kc4 45. Ka5 Kb3 46. Kxb5 Kxa3 47. Ka5 Kb3 48. b5 Kc3 49. b6 Kd3 50. b7 Ke2 51. b8Q Kxf2 52. Qf4+ Kxg2 53. Qxf5 Kxg3 54. Qxe4 h4 55. Qh1 h3 56. e4 Kf4 57. Qxh3 Kxe4 58. Qh5 Kd4 59. Qf5 Ke3 60. Qg4 Kd3 61. Qf4 Ke2 62. Qg3 Kd2 63. Qf3 Ke1 64. Qg2 Kd1 65. Qf2 Kc1 66. Qe2 Kb1 67. Qd2 Ka1 68. Ka4 Kb1 69. Ka3 Ka1 70. Qb2# 1-0

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "2"]
[White "Bertholee, Arjuna"]
[Black "Janse, Circe"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1144"]
[PlyCount "114"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Be7 5. d3 d6 6. Nd5 0-0 7. Bxc6 bxc6 8. Nxe7+ Qxe7 9. Bg5 Bg4 10. 0-0 Qe6 11. h3 Bh5 12. Qe2 Rfe8 13. Qe3 d5 14. Nh4 h6 15. Bxf6 Qxf6 16. Nf5 Bg6 17. Qf3 Bxf5 18. Qxf5 Qxf5 19. exf5 g6 20. fxg6 fxg6 21. f4 Kg7 22. fxe5 Rxe5 23. Rae1 Rae8 24. Rxe5 Rxe5 25. Kf2 Rf5+ 26. Ke2 Rxf1 27. Kxf1 Kf6 28. Ke2 Ke5 29. Ke3 c5 30. c3 d4+ 31. Kd2 Kf4 32. Ke2 Kg3 33. Kf1 c6 34. c4 a5 35. Kg1 g5 36. Kf1 h5 37. Kg1 a4 38. a3 g4 39. hxg4 hxg4 40. Kf1 Kh2 41. Kf2 Kh1 42. Kg3 Kg1 43. Kxg4 Kxg2 44. Kf5 Kf3 45. Ke5 Ke3 46. Kd6 Kxd3 47. Kxc5 Ke3 48. b4 axb3 49. a4 b2 50. a5 b1Q 51. a6 Qb8 52. Kxc6 Qc8+ 53. Kb5 d3 54. c5 d2 55. c6 d1Q 56. a7 Qb1+ 57. Ka5 Qxc6 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "1"]
[White "Joosse, Zofyra"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C57"]
[BlackElo "1144"]
[PlyCount "32"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Ke3 Qh4 8. Qf3 Nf6 9. g3 Qd4+ 10. Ke2 Qxc4+ 11. Ke1 Qxf7 12. Nc3 Nd4 13. Qd1 d6 14. h3 0-0 15. g4 Nd5 16. b3 Qf2# 0-1

[Event "NED-ch U13 Girls"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "3"]
[White "Van den Born, Sofie"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1144"]
[PlyCount "68"]
[EventDate "2015.05.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. 0-0 Bc5 9. d3 0-0 10. h3 Bf5 11. Re1 Qf6 12. Be3 Bb6 13. Bg5 Qg6 14. Qd2 h6 15. Be3 Bxh3 16. Nh4 Qg4 17. g3 Nd4 18. Nd5 Nf3+ 19. Kh1 Nxd2 20. Bxd2 Rfe8 21. Bxh6 c6 22. Ne3 Bxe3 23. Bxe3 Re6 24. Rg1 Kf8 25. f3 Qh5 26. Kh2 g5 27. Kxh3 gxh4 28. g4 Qh8 29. Rab1 Qf6 30. Rbf1 Ke7 31. Bc5+ Kd7 32. g5 Qf5+ 33. Kxh4 Qf4+ 34. Rg4 Rh8# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.31"]
[Round "8"]
[White "Bertholee, Arjuna"]
[Black "Nies, Levi"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "123"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bc4 g6 4. f4 Bg7 5. Nf3 Nc6 6. 0-0 Nf6 7. d3 Bg4 8. Qe1 Bxf3 9. Rxf3 Nd4 10. Rh3 Nxc2 11. Qd1 Nxa1 12. f5 a6 13. Bh6 Rg8 14. Bxg7 Rxg7 15. Qxa1 gxf5 16. exf5 Qc7 17. Qe1 0-0-0 18. Nd5 Nxd5 19. Bxd5 Kb8 20. Qc3 Rdg8 21. Qb3 e6 22. fxe6 fxe6 23. Bxe6 Qe7 24. g3 Re8 25. Rh6 Qg5 26. Rh4 Qe3+ 27. Kf1 Qxe6 28. Re4 Qxb3 29. Rxe8+ Kc7 30. axb3 Rf7+ 31. Ke2 Kb6 32. Re6 Rd7 33. Ke3 Kb5 34. Ke4 Kb4 35. Kd5 Kxb3 36. Rxd6 Rc7 37. Rb6+ Ka4 38. Kd6 Rc8 39. Rxb7 Rd8+ 40. Kxc5 Rxd3 41. Rxh7 Rd2 42. b4 Rc2+ 43. Kb6 Kxb4 44. Kxa6 Rg2 45. Kb6 Kc4 46. Kc6 Kd4 47. Kd6 Ke4 48. Ke6 Kf3 49. Kf5 Rg1 50. g4 Ke3 51. g5 Rf1+ 52. Ke5 Ra1 53. g6 Ra5+ 54. Kf6 Ra6+ 55. Kg5 Ra5+ 56. Kh6 Kf4 57. Rf7+ Kg4 58. g7 Ra6+ 59. Kh7 Kh5 60. g8Q Rh6+ 61. Kg7 Rg6+ 62. Kh8 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.31"]
[Round "7"]
[White "Bruggink, Tycho"]
[Black "Bertholee, Arjuna"]
[Result "1/2-1/2"]
[ECO "C65"]
[PlyCount "115"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. Re1 0-0 6. c3 d6 7. h3 Bd7 8. d4 Bb6 9. d5 Ne7 10. Bxd7 Qxd7 11. Bg5 Ng6 12. a4 a5 13. Nbd2 Nh5 14. Nc4 Bc5 15. Qd2 Nhf4 16. Bxf4 Nxf4 17. Kf1 b5 18. Ne3 bxa4 19. Qc2 Qb5+ 20. c4 Qb3 21. Rxa4 Qxc2 22. Nxc2 Nd3 23. Rea1 Nxb2 24. Rxa5 Rxa5 25. Rxa5 Nxc4 26. Ra2 f5 27. exf5 Rxf5 28. Nce1 e4 29. Ra8+ Kf7 30. g4 Rxd5 31. Nh4 e3 32. fxe3 Nxe3+ 33. Ke2 g5 34. Nhf3 h6 35. Nd3 Ng2 36. Ra5 Nf4+ 37. Nxf4 gxf4 38. Nh4 Re5+ 39. Kf3 Re3+ 40. Kxf4 Rxh3 41. Nf5 Bb4 42. Ra2 Kg6 43. Re2 Bc3 44. Re6+ Bf6 45. Nxh6 Rxh6 46. g5 Kf7 47. Re2 Rh4+ 48. Kf5 Be5 49. g6+ Kg7 50. Rc2 c5 51. Ra2 Rf4+ 52. Kg5 c4 53. Ra7+ Kg8 54. g7 Bxg7 55. Kxf4 d5 56. Rd7 d4 57. Ke4 c3 58. Kd3 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.31"]
[Round "9"]
[White "Steunenberg, Renso"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "127"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 d6 6. exd6 Bxd6 7. Bxd6 Qxd6 8. Qxd6 cxd6 9. e3 0-0 10. Bd3 Nge5 11. Nxe5 Nxe5 12. Be2 Be6 13. Nd2 Rac8 14. b3 d5 15. cxd5 Bxd5 16. 0-0 Rc6 17. Rac1 Rg6 18. f3 Rd8 19. e4 Be6 20. Nc4 Nxc4 21. Bxc4 Rd2 22. Rf2 Rd8 23. f4 Bxc4 24. Rxc4 Kf8 25. Rfc2 Rf6 26. g3 Rd1+ 27. Kg2 Rfd6 28. Rc8+ Ke7 29. R8c7+ Rd7 30. Rxd7+ Kxd7 31. Kf3 Rd3+ 32. Ke2 Rd4 33. Rd2 Rxd2+ 34. Kxd2 Kd6 35. Kd3 Ke6 36. Kd4 Kd6 37. a4 a6 38. b4 b5 39. a5 h5 40. h3 f6 41. e5+ fxe5+ 42. fxe5+ Kc6 43. Ke4 Kd7 44. Kf5 Ke7 45. e6 Kd6 46. g4 hxg4 47. hxg4 Ke7 48. g5 Kf8 49. Kg6 Ke7 50. Kxg7 Kxe6 51. Kh7 Kd5 52. g6 Kc4 53. g7 Kxb4 54. g8Q Kxa5 55. Qa2+ Kb4 56. Qxa6 Kc4 57. Qa2+ Kc3 58. Kg6 b4 59. Kf5 b3 60. Qb1 Kb4 61. Ke4 Ka3 62. Kd4 b2 63. Kc4 Ka4 64. Qa2# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.30"]
[Round "5"]
[White "Bertholee, Arjuna"]
[Black "Allaart, Jesse"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "148"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. Nf3 Nc6 5. c3 Nf6 6. cxd4 exd4 7. Ng3 Bc5 8. Bb5 0-0 9. d3 Ne7 10. Bg5 Bb4+ 11. Nd2 Qd6 12. 0-0 Qe5 13. Bxf6 Qxf6 14. a3 Qg5 15. axb4 Qxb5 16. Nc4 Qxb4 17. Ne2 b5 18. Nd2 Qxb2 19. Rb1 Qa3 20. Nxd4 Qc5 21. Nxb5 Ba6 22. Qb3 Rab8 23. Rfc1 Qxb5 24. Qxb5 Rxb5 25. Rxc7 Rxb1+ 26. Nxb1 Rc8 27. Rxc8+ Nxc8 28. d4 Bd3 29. Nc3 Kf8 30. d5 f6 31. f4 Ke7 32. Kf2 Nd6 33. e5 Ne4+ 34. Ke3 Nxc3 35. Kxd3 Nxd5 36. Ke4 fxe5 37. Kxd5 exf4 38. Ke4 a5 39. Kd4 Ke6 40. Kc5 Ke5 41. Kb5 Ke4 42. Kxa5 f3 43. gxf3+ Kxf3 44. Kb5 Kg2 45. Kc5 Kxh2 46. Kd5 Kg3 47. Ke5 Kg4 48. Ke4 h5 49. Ke3 Kg3 50. Ke2 Kg2 51. Ke3 h4 52. Kf4 h3 53. Kg5 h2 54. Kg6 h1R 55. Kxg7 Rh4 56. Kg6 Kg3 57. Kg5 Kh3 58. Kf5 Rg4 59. Ke5 Kg3 60. Kf5 Kf3 61. Ke5 Rf4 62. Kd5 Re4 63. Kc5 Ke3 64. Kd5 Kd3 65. Kc5 Rd4 66. Kc6 Kc4 67. Kb6 Rd5 68. Kc6 Kd4 69. Kb6 Rc5 70. Kb7 Kc4 71. Kb6 Kb4 72. Kb7 Kb5 73. Kb8 Kb6 74. Ka8 Rc8# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.30"]
[Round "4"]
[White "Bertholee, Arjuna"]
[Black "Geelhoed, Frits"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "90"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 d6 4. f4 Nf6 5. Nf3 Bg4 6. 0-0 Nd4 7. Qe1 Nxc2 8. Qd1 Nxa1 9. d3 g6 10. Qa4+ Bd7 11. Qd1 Bg7 12. Be3 0-0 13. Qxa1 Ng4 14. Ng5 Nxe3 15. Rf3 Nc2 16. Qd1 Nd4 17. Rg3 Qb6 18. b3 Be6 19. Kh1 Bxc4 20. dxc4 Ne6 21. Nf3 Bxc3 22. f5 Nd4 23. Ng5 Qa6 24. Rxc3 Qxa2 25. h3 Qe2 26. Qa1 Qd2 27. Rg3 Ne2 28. Rg4 Qc1+ 29. Qxc1 Nxc1 30. Rg3 a5 31. Kh2 a4 32. bxa4 Rxa4 33. Rc3 Ne2 34. Re3 Ra2 35. fxg6 fxg6 36. Ne6 Rf6 37. Ng5 Nf4 38. Rb3 Rxg2+ 39. Kh1 Rxg5 40. Rxb7 Ne2 41. Rb1 Rg3 42. Re1 Rf2 43. Rxe2 Rxe2 44. e5 Rd3 45. Kg1 Rd1# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.30"]
[Round "6"]
[White "Grutter, Tim"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "18"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Bg4 5. h3 Bxf3 6. Qxf3 Nc6 7. a3 Nd4 8. Qd1 Qh4+ 9. g3 Qxg3# 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.29"]
[Round "2"]
[White "Bertholee, Arjuna"]
[Black "Tran, Tommy"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "59"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 g6 4. f4 Bg7 5. Nf3 d6 6. 0-0 Nf6 7. Qe1 0-0 8. d3 b6 9. Qh4 Bb7 10. f5 Na5 11. Bh6 Nxc4 12. dxc4 Bxh6 13. Qxh6 Ng4 14. Qh3 h5 15. Ng5 Kg7 16. fxg6 fxg6 17. Ne6+ Kh7 18. Nxd8 Raxd8 19. Rxf8 Rxf8 20. Rf1 Re8 21. Rf4 Ne5 22. Nd5 Kg7 23. Nc7 Rc8 24. Ne6+ Kg8 25. Ng5 Re8 26. Qe6+ Kh8 27. Nf7+ Nxf7 28. Rxf7 Rg8 29. Qxe7 Bxe4 30. Rh7# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.29"]
[Round "3"]
[White "Bourgonjen, Thijmen"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "C29"]
[PlyCount "75"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 4. fxe5 Nxe5 5. d4 Nc6 6. Bg5 Be7 7. Bc4 0-0 8. Nge2 d6 9. 0-0 Bg4 10. h3 Bxe2 11. Bxe2 h6 12. Be3 d5 13. e5 Ne4 14. Nxe4 dxe4 15. c3 Bg5 16. Bxg5 Qxg5 17. Qc2 f6 18. exf6 Rxf6 19. Qxe4 Kf7 20. Bc4+ Kf8 21. Rae1 Rxf1+ 22. Rxf1+ Qf6 23. Rxf6+ gxf6 24. Qh7 Ke8 25. Qg8+ Kd7 26. Qxa8 f5 27. Qf8 Ne7 28. Qxh6 c6 29. Be6+ Kd6 30. Bxf5+ Kc7 31. Qf4+ Kb6 32. Bd3 Nd5 33. Qg5 Kc7 34. c4 Nb6 35. Qe7+ Kc8 36. Bf5+ Nd7 37. Qxd7+ Kb8 38. Qc8# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2014.05.29"]
[Round "1"]
[White "Janse, Sebastiaan"]
[Black "Bertholee, Arjuna"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "102"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 dxc6 7. Qxd8+ Kxd8 8. Bg5 Re8 9. 0-0-0+ Bd6 10. f4 Bg4 11. Rd2 Kc8 12. e5 Bc5 13. Rd3 Nd5 14. Nxd5 cxd5 15. Rxd5 Be3+ 16. Kb1 f6 17. Rd3 fxg5 18. Rxe3 Rd8 19. Bd3 gxf4 20. Re4 g5 21. Ree1 b6 22. h3 Be6 23. Bxh7 Kb7 24. Be4+ Bd5 25. Bxd5+ Rxd5 26. Kc1 Re8 27. e6 Kc8 28. Re2 Kd8 29. Rd1 Rxd1+ 30. Kxd1 Ke7 31. Ke1 Kd6 32. Kf2 Rxe6 33. Rxe6+ Kxe6 34. Kf3 Kf5 35. c3 c6 36. b3 a6 37. a3 b5 38. b4 Kg6 39. Kg4 Kf6 40. g3 fxg3 41. Kxg3 Kf5 42. Kf3 Kf6 43. Kg4 Kg6 44. Kg3 Kf5 45. Kf3 Kf6 46. Ke4 Ke6 47. Ke3 Ke5 48. Kf3 Kf5 49. Kg3 Kg6 50. Kg4 Kf6 51. Kg3 Kf5 1/2-1/2

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.10"]
[Round "12"]
[White "Bertholee, Arjuna"]
[Black "Lu, Li Qin"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "681"]
[BlackElo "791"]
[PlyCount "75"]
[EventDate "2013.04.??"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 h6 7. Be3 b6 8. a3 Be7 9. Nd5 Bb7 10. Nh4 Nxd5 11. exd5 Nd4 12. Bxd4 exd4 13. Nf5 Bxd5 14. Qg4 Bg5 15. Qxd4 Bf6 16. Qxd5 c6 17. Bxc6 dxc6 18. Qf3 Bxb2 19. Rab1 Bxa3 20. d4 c5 21. Qxa3 cxd4 22. Rfd1 Re8 23. Rxd4 Qg5 24. Nd6 Re6 25. Qg3 Qa5 26. Rdd1 Rd8 27. h3 Qc5 28. Nb7 Rxd1+ 29. Rxd1 Qc8 30. Rd8+ Qxd8 31. Nxd8 Re1+ 32. Kh2 Re2 33. Qb8 Rxf2 34. Qxa7 Rxc2 35. Qxb6 f5 36. Qg6 f4 37. Qxc2 Kf8 38. Qc7 1-0

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.07"]
[Round "5"]
[White "Bertholee, Arjuna"]
[Black "Beukema, Constantijn"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "681"]
[BlackElo "631"]
[PlyCount "40"]
[EventDate "2013.04.??"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bd6 5. 0-0 0-0 6. d3 a6 7. Ba4 b5 8. Bb3 Bc5 9. Bg5 h6 10. Bh4 Be7 11. Nd5 Nxd5 12. exd5 Bxh4 13. Nxh4 Qxh4 14. dxc6 dxc6 15. c4 Qg5 16. Qf3 Bb7 17. cxb5 axb5 18. Bc2 Ra7 19. d4 c5 20. Qd3 Qxg2# 0-1

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.06"]
[Round "2"]
[White "Van Harten, Eva"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "978"]
[BlackElo "681"]
[PlyCount "48"]
[EventDate "2013.04.??"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bd3 Nxd4 7. Be3 Nc6 8. 0-0 0-0 9. Bg5 Bxc3 10. bxc3 d6 11. Qe2 Be6 12. Bb5 d5 13. Bxc6 bxc6 14. e5 Kh8 15. exf6 gxf6 16. Bh4 Rg8 17. Qf3 Rg6 18. Rad1 Bg4 19. Rxd5 cxd5 20. Qf4 Bh3 21. Rd1 Rxg2+ 22. Kh1 Qd6 23. Bxf6+ Kg8 24. Qf3 Qxh2# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "6"]
[White "Bertholee, Arjuna"]
[Black "Algra, Sake"]
[Result "0-1"]
[ECO "B52"]
[PlyCount "115"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 g6 7. c3 Bg7 8. d4 0-0 9. Bg5 Rc8 10. Nbd2 Qb6 11. Nc4 Qb5 12. b3 cxd4 13. cxd4 Nb6 14. Nxb6 Qxb6 15. Qd2 Rfe8 16. Bh6 Bh8 17. e5 dxe5 18. Nxe5 Red8 19. Red1 Ne8 20. Bf4 Rd5 21. Nc4 Qxd4 22. Qxd4 Rxd4 23. Rxd4 Bxd4 24. Rd1 Rd8 25. Be3 Bb6 26. Rxd8 Bxd8 27. Bxa7 Kg7 28. Kf1 Kf6 29. Ke2 Nc7 30. Bd4+ Ke6 31. Bb6 Kd7 32. Kd3 e6 33. Kd4 Bf6+ 34. Ke4 Nd5 35. Bd4 Nc3+ 36. Bxc3 Bxc3 37. Ne5+ Ke7 38. Nc4 f5+ 39. Kf4 Kf6 40. Nd6 Be5+ 41. Ke3 Bxd6 42. h3 Ke5 43. f4+ Kd5 44. a4 e5 45. fxe5 Kxe5 46. Kf3 Kd4 47. g4 Kc3 48. gxf5 gxf5 49. Ke3 Be5 50. Kf3 Kxb3 51. a5 Kb4 52. Ke3 Kxa5 53. Kd3 f4 54. Ke2 b5 55. Kd2 Bd4 56. Kd3 Be3 57. Kc3 Ka4 58. Kd3 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "8"]
[White "Bertholee, Arjuna"]
[Black "Van Nes, Pieter"]
[Result "1-0"]
[ECO "C64"]
[PlyCount "125"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 d6 5. 0-0 a6 6. Bxc6+ bxc6 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 Nf6 10. Bg5 h6 11. Bxf6 Qxf6 12. Qxf6 gxf6 13. Rad1 d5 14. Rfe1 dxe4 15. dxe4 Bb4 16. a3 Bxc3 17. bxc3 Rb8 18. Rb1 Rd8 19. Red1 0-0 20. Kf1 Rd6 21. Ke2 Rfd8 22. c4 Rd4 23. Rxd4 Rxd4 24. Rb8+ Kg7 25. Rc8 Rxe4+ 26. Kd3 Rf4 27. Rxc7 e4+ 28. Ke3 Rh4 29. Rxc6 a5 30. Ra6 f5 31. Rxa5 Kg6 32. Ra6+ Kg5 33. g3 f4+ 34. gxf4+ Rxf4 35. Ra5+ Rf5 36. Rxf5+ Kxf5 37. a4 Ke5 38. a5 Kd6 39. a6 Kc7 40. a7 Kb7 41. Kxe4 Kxa7 42. Kd5 f5 43. c5 Kb7 44. Kd6 Kc8 45. Ke7 Kc7 46. Kf6 Kc6 47. Kxf5 Kxc5 48. f4 Kd6 49. Ke4 h5 50. f5 Ke7 51. Ke5 Kf7 52. f6 h4 53. c4 Ke8 54. Ke6 Kf8 55. f7 Kg7 56. c5 Kf8 57. c6 Kg7 58. c7 Kf8 59. c8Q+ Kg7 60. Qg8+ Kh6 61. f8Q+ Kh5 62. Qf5+ Kh6 63. Qgg6# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "7"]
[White "Kentstra, Marc"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "111"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Bxd4 7. cxd4 Nge7 8. Bc4 0-0 9. 0-0 Ng6 10. Nc3 Re8 11. Nd5 Qd8 12. Nc3 d6 13. Qf3 Be6 14. d5 Nce5 15. Qh5 Nxc4 16. dxe6 fxe6 17. Bg5 Qd7 18. b3 Nce5 19. f4 Nf7 20. f5 Nge5 21. f6 Nxg5 22. Qxg5 Rf8 23. Rae1 c6 24. Rd1 h6 25. Qxe5 dxe5 26. Rxd7 gxf6 27. Rxb7 Rfd8 28. Rc7 Rac8 29. Rxa7 Rd3 30. Ne2 Rcd8 31. Ng3 Rd1 32. Nh5 Rxf1+ 33. Kxf1 Rd1+ 34. Ke2 Rd4 35. Nxf6+ Kf8 36. Nh7+ Kg8 37. Nf6+ Kf8 38. Nd7+ Ke8 39. Nc5 Rd6 40. a4 Kf8 41. g4 Ke8 42. h4 Rd4 43. g5 hxg5 44. hxg5 Rd8 45. g6 Kf8 46. Nxe6+ Kg8 47. Nxd8 c5 48. Ne6 c4 49. bxc4 Kh8 50. g7+ Kh7 51. Kf3 Kg8 52. Kg4 Kh7 53. Kf5 Kg8 54. Ra8+ Kh7 55. g8Q+ Kh6 56. Qg6# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "9"]
[White "Schreuder, Ruben"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "111"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 d5 7. Nxc6 bxc6 8. exd5 Nxd5 9. Bd2 Qe7+ 10. Be2 Bxc3 11. bxc3 Bg4 12. f3 Bf5 13. 0-0 Qc5+ 14. Kh1 Rd8 15. Qe1 0-0 16. Bd3 Bxd3 17. cxd3 Rfe8 18. Qg3 Re6 19. c4 Ne7 20. Qxc7 Qd6 21. Qxd6 Rdxd6 22. Bb4 Rxd3 23. Rab1 Rde3 24. Bd2 Re2 25. Rb8+ Nc8 26. Rxc8+ Re8 27. Rxe8+ Rxe8 28. h3 Rd8 29. Be3 a6 30. Rb1 f5 31. Rb6 Rd1+ 32. Kh2 Rd3 33. Bf2 Rd2 34. Bg3 Rxa2 35. Rxc6 Ra4 36. Bd6 Kf7 37. c5 Ke6 38. Rb6 Kd7 39. Rb7+ Kc6 40. Rxg7 Rd4 41. Rxh7 a5 42. Rh6 Rd3 43. Rh4 Ra3 44. Rh7 a4 45. Rc7+ Kd5 46. Ra7 Ra1 47. h4 Ke6 48. h5 Kf6 49. h6 Kg6 50. h7 a3 51. h8Q f4 52. Qxa1 Kf5 53. Qe5+ Kg6 54. Rg7+ Kh6 55. Qf6+ Kh5 56. Qg5# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "2"]
[White "Bertholee, Arjuna"]
[Black "Kroetkov, Ivan"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "54"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Ba4 b5 6. d5 Ne5 7. Nxe5 dxe5 8. Bb3 c4 9. Bxc4 bxc4 10. Nc3 e6 11. 0-0 Bd6 12. Be3 Nf6 13. dxe6 Bxe6 14. Bg5 h6 15. Bxf6 Qxf6 16. Qxd6 Rd8 17. Qc6+ Bd7 18. Qxa6 Qxa6 19. Nd5 0-0 20. Ne7+ Kh8 21. Rfd1 Qe6 22. Nd5 Bc6 23. Nc7 Rxd1+ 24. Rxd1 Qc8 25. Nd5 Bxd5 26. exd5 Qg4 27. d6 Qxd1# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "4"]
[White "Bertholee, Arjuna"]
[Black "Mathieu, Pieter"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "122"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. 0-0 0-0 6. d3 h6 7. Be3 d6 8. Nd5 Nxd5 9. exd5 Ne7 10. c4 Bxe3 11. fxe3 Nf5 12. e4 Ne3 13. Qe2 Nxf1 14. Qxf1 Bg4 15. Nd2 Qg5 16. Nb3 Qe3+ 17. Kh1 Be2 18. Qg1 Qxg1+ 19. Kxg1 Bxd3 20. Nd2 a6 21. Bd7 Rad8 22. Bf5 g6 23. Bg4 f5 24. exf5 Bxf5 25. Bf3 Bd7 26. Re1 Rf4 27. g3 Rd4 28. Nb3 Rxc4 29. Be2 Rc2 30. Bd3 Rxb2 31. a3 Rxb3 32. Bxg6 Rxa3 33. Rb1 b6 34. Rc1 Ra5 35. Rxc7 Rxd5 36. Rb7 Rd1+ 37. Kf2 Rf8+ 38. Ke3 Re1+ 39. Kd3 Bf5+ 40. Bxf5 Rxf5 41. Rxb6 Kg7 42. Rb7+ Rf7 43. Rb6 e4+ 44. Kd2 Rh1 45. h4 Rg1 46. Rxd6 Rxg3 47. Rxa6 e3+ 48. Ke2 Rf2+ 49. Kd3 e2+ 50. Kd2 Rg1 51. Ra7+ Kg6 52. Ra6+ Kh5 53. Ra5+ Kxh4 54. Ra4+ Kh3 55. Ra3+ Kg2 56. Kd3 e1Q 57. Kd4 Qb4+ 58. Ke5 Re1+ 59. Kd5 Rd2+ 60. Kc6 Rc1+ 61. Rc3 Rxc3# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "1"]
[White "Kerkmeester, Cedric"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "76"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. 0-0 h6 7. Bd5 hxg5 8. Bxc6 dxc6 9. d3 Bb4 10. Bxg5 Qg8 11. c3 Qh7 12. h3 Bc5 13. d4 exd4 14. cxd4 Bb4 15. e5 Bxh3 16. exf6+ gxf6 17. Qe2+ Be6 18. Bxf6+ Kxf6 19. Qe5+ Ke7 20. Qxc7+ Bd7 21. f3 Qh1+ 22. Kf2 Qh4+ 23. Qg3 Qxd4+ 24. Ke2 Bf5 25. Qg5+ Ke6 26. Qe3+ Qe5 27. f4 Qe4 28. Nd2 Bxd2 29. Qxe4+ Bxe4 30. Kxd2 Rad8+ 31. Ke3 Bxg2 32. Rf2 Bd5 33. f5+ Kf7 34. Raf1 Bc4 35. Rg1 Rd3+ 36. Ke4 Re8+ 37. Kf4 Rd4+ 38. Kg3 Rg8+ 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "5"]
[White "Snippe, Jonathan"]
[Black "Bertholee, Arjuna"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "154"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. 0-0 Nxe4 6. Nxe4 d5 7. a3 Be7 8. Bb5 dxe4 9. Nxe5 Bd7 10. Nxd7 Qxd7 11. Re1 0-0 12. Rxe4 Bg5 13. d3 Bxc1 14. Qxc1 a6 15. Bxc6 Qxc6 16. Rg4 Qe6 17. Re4 Qd6 18. h3 Qb6 19. Rg4 Rfe8 20. Qg5 g6 21. Re4 Rxe4 22. dxe4 Re8 23. Re1 Qd4 24. Qe3 Qxb2 25. Qa7 Qxc2 26. Qxb7 Qa4 27. Qxc7 Qxa3 28. Qc6 Qb4 29. Qxe8+ Kg7 30. Ra1 Qd4 31. Rxa6 Qd1+ 32. Kh2 Qd2 33. Ra7 Qf4+ 34. g3 Qxf2+ 35. Kh1 Qxa7 36. e5 Qb7+ 37. Kh2 h5 38. Qd8 Qb2+ 39. Kh1 Qxe5 40. Qh4 g5 41. Qxh5 Qxg3 42. Qg4 Qxg4 43. hxg4 Kg6 44. Kg2 f5 45. Kg3 fxg4 46. Kxg4 Kf6 47. Kg3 Kf5 48. Kf3 Ke5 49. Kg4 Kf6 50. Kf3 Kg6 51. Kg4 Kh6 52. Kh3 Kh5 53. Kg3 g4 54. Kf2 Kh4 55. Kg2 g3 56. Kg1 Kh3 57. Kf1 Kh2 58. Ke2 g2 59. Kd3 g1Q 60. Ke4 Qf1 61. Kd5 Qe1 62. Kd4 Kg3 63. Kd5 Kf4 64. Kd4 Qd1+ 65. Kc5 Ke5 66. Kc6 Qd6+ 67. Kb5 Qc7 68. Kb4 Kd6 69. Ka3 Qc5+ 70. Ka4 Kc6 71. Kb3 Kb6 72. Ka4 Qc4+ 73. Ka3 Qb5 74. Ka2 Kc5 75. Ka3 Kc4 76. Ka2 Kc3 77. Ka1 Qb2# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "3"]
[White "Van Steenoven, Luuk"]
[Black "Bertholee, Arjuna"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "101"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Nf6 6. Nxc6 dxc6 7. Qxd8+ Kxd8 8. Bxc5 Be6 9. Nc3 Ke8 10. Bd3 Rd8 11. 0-0-0 b6 12. Ba3 b5 13. Bc5 a5 14. Rhe1 b4 15. Ne2 Bg4 16. h3 Bxe2 17. Rxe2 Nd7 18. Ba6 Nxc5 19. Rxd8+ Kxd8 20. Rd2+ Ke7 21. Bc4 Nxe4 22. Re2 f5 23. f3 Kf6 24. fxe4 Re8 25. exf5 Rxe2 26. Bxe2 Kxf5 27. g3 h5 28. Bxh5 Kg5 29. Bf3 c5 30. b3 c6 31. Bxc6 Kh5 32. Be4 g5 33. Kd2 g4 34. h4 Kh6 35. Bf5 Kh5 36. Ke3 Kh6 37. Bxg4 Kh7 38. h5 Kh6 39. Bf3 Kh7 40. g4 Kh6 41. Ke4 Kg5 42. Ke5 Kh6 43. Kf6 Kh7 44. g5 Kh8 45. Kf7 Kh7 46. h6 Kh8 47. g6 c4 48. h7 cxb3 49. cxb3 a4 50. Be4 axb3 51. g7# 1-0

