[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "8"]
[White "Beukema, Constantijn"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1553"]
[PlyCount "145"]
[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. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bg5 0-0 7. Nxc6 bxc6 8. Bd3 d6 9. 0-0 Qe7 10. Qd2 Qe5 11. Bf4 Bxc3 12. bxc3 Qc5 13. Qe3 Qxc3 14. e5 Nd5 15. Qe4 f5 16. Qc4 Qxc4 17. Bxc4 Be6 18. Bd2 Kh8 19. Bb3 dxe5 20. Rfe1 e4 21. f3 e3 22. Bxe3 Nxe3 23. Rxe3 Bxb3 24. axb3 Rf6 25. Ra6 h6 26. Rc3 Rc8 27. Rcxc6 Rxc6 28. Rxc6 a5 29. Ra6 Rd8 30. Rxa5 Rd1+ 31. Kf2 Rd2+ 32. Kg3 Rxc2 33. Rxf5 c5 34. Rf4 Rc3 35. Rc4 Rxb3 36. Rxc5 Rb4 37. f4 Kh7 38. h3 g6 39. Rc7+ Kg8 40. h4 h5 41. Rc3 Kf7 42. Kf3 Kf6 43. Re3 Rb5 44. Rc3 Kf5 45. Ra3 Rc5 46. g3 Rb5 47. Ra6 Rb3+ 48. Kg2 Rb2+ 49. Kh3 Rb5 50. Ra8 Rb6 51. Rf8+ Rf6 52. Rxf6+ Kxf6 53. g4 Ke6 54. Kg3 Kf6 55. Kf3 Ke7 56. g5 Kf7 57. Ke3 Ke7 58. Ke4 Ke6 59. Kd4 Kd6 60. Kc4 Ke6 61. Kc5 Ke7 62. Kd5 Kd7 63. Ke5 Ke7 64. f5 gxf5 65. Kxf5 Kf7 66. g6+ Kg7 67. Kg5 Kg8 68. Kxh5 Kg7 69. Kg5 Kg8 70. Kf6 Kf8 71. g7+ Kg8 72. h5 Kh7 73. Kf7 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "7"]
[White "De Haas, Tristan"]
[Black "Lipschart, Tobias"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "125"]
[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. d3 Nc6 4. f4 e6 5. Nf3 Nge7 6. b3 g6 7. Bb2 Bg7 8. Qd2 0-0 9. 0-0-0 Qb6 10. Kb1 Qa5 11. g4 Nb4 12. a3 Nbc6 13. f5 exf5 14. gxf5 b5 15. Na2 Qxd2 16. Rxd2 Bxb2 17. Kxb2 b4 18. a4 d5 19. f6 Bg4 20. fxe7 Nxe7 21. Ne5 Be6 22. Bg2 dxe4 23. Bxe4 Rac8 24. Nc4 Bd5 25. Bxd5 Nxd5 26. Re1 Nb6 27. Nxb6 axb6 28. Rde2 f5 29. c3 bxc3+ 30. Nxc3 Rcd8 31. Kc2 f4 32. h4 f3 33. Rf2 Rd4 34. Ne4 h6 35. Ref1 Kg7 36. Rxf3 Rxf3 37. Rxf3 Rd7 38. Rf6 Rb7 39. Rf3 Rf7 40. Rxf7+ Kxf7 41. Kc3 Ke6 42. Kc4 Kd7 43. d4 cxd4 44. Kxd4 Kc6 45. b4 b5 46. a5 Kb7 47. Kc5 Ka6 48. Kc6 Ka7 49. Kxb5 Kb7 50. Kc5 Kc7 51. b5 Kb7 52. a6+ Ka7 53. Kc6 Kb8 54. Kb6 h5 55. Ng5 Ka8 56. Kc7 Ka7 57. b6+ Kxa6 58. b7 Ka5 59. b8Q Ka4 60. Qb2 Ka5 61. Kc6 Ka4 62. Kc5 Ka5 63. Qa2# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.16"]
[Round "9"]
[White "De Haas, Tristan"]
[Black "Van Wijngaarden, Frank"]
[Result "0-1"]
[ECO "C21"]
[PlyCount "78"]
[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. d4 exd4 3. c3 Nf6 4. e5 Ng8 5. cxd4 d6 6. Nf3 Nc6 7. d5 Nxe5 8. Nc3 Bf5 9. Bf4 Qe7 10. Bxe5 dxe5 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. 0-0 f6 14. Rc1 0-0-0 15. Qb3 Kb8 16. Rfd1 Bc5 17. Ne4 Bb6 18. a4 Qf7 19. Qd3 a6 20. b4 Ne7 21. a5 Rxd5 22. Qc2 Rxd1+ 23. Rxd1 Ba7 24. Qd3 Qg6 25. Qd7 Qe8 26. Qd2 Qb5 27. Ng3 Ka8 28. Qd7 Qxb4 29. Qxc7 Qc5 30. Qxc5 Bxc5 31. Ne4 Bb4 32. Rd7 Rc8 33. g3 Kb8 34. Nd6 Bxd6 35. Rxd6 Rc7 36. Kg2 Nc6 37. Rd5 Kc8 38. Rc5 Rd7 39. Rc4 Rd5 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "5"]
[White "De Haas, Tristan"]
[Black "Tran, Tommy"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "96"]
[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 g6 3. d3 Bg7 4. Nge2 Nc6 5. f4 e6 6. g3 Nge7 7. Bg2 0-0 8. Be3 b6 9. 0-0 d6 10. d4 a6 11. e5 cxd4 12. Nxd4 d5 13. Nce2 Nxd4 14. Nxd4 Bd7 15. c4 Be8 16. Rc1 Rb8 17. cxd5 Nxd5 18. Bd2 Rc8 19. Rxc8 Qxc8 20. Bxd5 exd5 21. Bb4 Qc4 22. Bxf8 Bxf8 23. b3 Qb4 24. Kg2 Bc5 25. Nf3 Bb5 26. Re1 Bc6 27. e6 d4 28. exf7+ Kxf7 29. Qe2 Bd6 30. Qe6+ Kg7 31. Qe2 Qc3 32. Rf1 Bb5 33. Qd2 Bxf1+ 34. Kxf1 Qxf3+ 35. Ke1 Qe3+ 36. Qxe3 dxe3 37. Ke2 Bc5 38. Kd3 Kf6 39. Ke2 Kf5 40. Kf3 Bd4 41. h3 h5 42. g4+ hxg4+ 43. hxg4+ Ke6 44. a4 b5 45. Ke2 Kd5 46. Kd3 bxa4 47. bxa4 a5 48. Ke2 Ke4 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "6"]
[White "Han, Yichen"]
[Black "De Haas, Tristan"]
[Result "1/2-1/2"]
[ECO "C52"]
[PlyCount "78"]
[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. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 dxc3 8. Qb3 Qe7 9. Ba3 d6 10. Nxc3 Bxc3 11. Qxc3 Nf6 12. e5 Ne4 13. Qc2 Nc5 14. exd6 cxd6 15. Bxc5 dxc5 16. Rfe1 Be6 17. Qb3 0-0 18. Bxe6 fxe6 19. Rxe6 Qf7 20. Rf1 Kh8 21. Qe3 Nd4 22. Nxd4 cxd4 23. Qe4 Qf5 24. Re5 Qxe4 25. Rxe4 Rad8 26. Rd1 d3 27. Re3 d2 28. Re2 Rfe8 29. Kf1 Rxe2 30. Kxe2 Kg8 31. Rxd2 Rxd2+ 32. Kxd2 Kf7 33. Kd3 Ke6 34. Ke4 g5 35. h3 h5 36. g4 h4 37. f4 Kf6 38. f5 b5 39. Kd5 a5 1/2-1/2

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.15"]
[Round "4"]
[White "Janse, Sebastiaan"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1686"]
[PlyCount "57"]
[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. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bxd4 7. cxd4 d6 8. Nc3 f5 9. Bc4 Nf6 10. f3 Qe7 11. Qc2 Bd7 12. a3 0-0-0 13. Nd5 Nxd5 14. Bxd5 Qf6 15. Rc1 Rde8 16. Bxc6 bxc6 17. Qa4 fxe4 18. Qxa7 Kd8 19. 0-0 d5 20. fxe4 Qg6 21. e5 h6 22. Rf3 Qe4 23. Qb8+ Ke7 24. Qxc7 Qg6 25. Rg3 Rc8 26. Qxd7+ Kxd7 27. Rxg6 Rhg8 28. Rd6+ Ke7 29. Rcxc6 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "3"]
[White "De Haas, Tristan"]
[Black "Grutter, Tim"]
[Result "1-0"]
[ECO "C21"]
[PlyCount "61"]
[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. d4 exd4 3. c3 dxc3 4. Bc4 d6 5. Nxc3 Nf6 6. Qb3 Qe7 7. Bg5 b6 8. Nf3 g6 9. e5 Bb7 10. Bxf6 Qd7 11. Bxh8 Nc6 12. 0-0 Na5 13. e6 Qc8 14. Qa4+ c6 15. exf7+ Kd7 16. Bd3 Be7 17. Bg7 Bf8 18. Qg4+ Kc7 19. Qxc8+ Rxc8 20. Bf6 c5 21. Rfe1 Bxf3 22. gxf3 Nc6 23. Re8 Kd7 24. Rae1 Ne5 25. Bb5+ Kc7 26. Nd5+ Kb8 27. Be7 Nxf3+ 28. Kf1 Nxh2+ 29. Kg2 Bh6 30. Ba6 Rxe8 31. fxe8Q# 1-0

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "1"]
[White "De Haas, Tristan"]
[Black "Honkoop, Gilian"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "80"]
[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 e6 2. d4 d5 3. e5 c5 4. c4 dxc4 5. Bxc4 Qxd4 6. Qxd4 cxd4 7. Nf3 Nc6 8. 0-0 Bc5 9. b3 Nge7 10. Bb2 a6 11. Nbd2 Ng6 12. Ne4 Be7 13. Nxd4 Ncxe5 14. Be2 0-0 15. f4 Nd7 16. Rac1 Nf6 17. Ng3 b6 18. Bf3 Ra7 19. Nc6 Rd7 20. Nxe7+ Nxe7 21. Bxf6 gxf6 22. Nh5 Rd2 23. Nxf6+ Kg7 24. Nh5+ Kh8 25. a4 Rd3 26. Rc2 Rxb3 27. Rfc1 b5 28. Rc7 bxa4 29. Rxe7 a5 30. Rec7 Ba6 31. Rd1 a3 32. Rcd7 Rbb8 33. Ra7 Bc4 34. Nf6 a2 35. Be4 Rbd8 36. Re1 Kg7 37. Nxh7 Rfe8 38. Rxa5 Bd5 39. Ng5 Rb8 40. Bd3 Rb2 0-1

[Event "NED-ch U13"]
[Site "Rijswijk"]
[Date "2015.05.14"]
[Round "2"]
[White "Haasbroek, Jason"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "48"]
[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 d6 5. d3 Bg4 6. h3 Bh5 7. Nc3 Nd4 8. g4 Bg6 9. Be3 Qd7 10. Bxd4 Bxd4 11. Nd5 c6 12. Nc3 h5 13. Ng5 hxg4 14. hxg4 Nf6 15. Re1 Nxg4 16. Kf1 Bxf2 17. Qf3 Nh2+ 18. Kxf2 Nxf3 19. Kxf3 d5 20. exd5 Qf5+ 21. Ke2 Rh2+ 22. Kd1 Qxg5 23. Re2 Bh5 24. Ne4 Rh1# 0-1

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.07"]
[Round "6"]
[White "De Haas, Tristan"]
[Black "Faybish, Benjamin"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "880"]
[BlackElo "1049"]
[PlyCount "98"]
[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 b6 2. d4 Bb7 3. Nc3 e6 4. Bf4 Bb4 5. Nge2 Bxe4 6. a3 Bxc3+ 7. Nxc3 Bb7 8. f3 Nf6 9. Bg5 d6 10. Ne4 Nbd7 11. Bd3 a6 12. 0-0 0-0 13. Qe1 h6 14. Bh4 d5 15. Nxf6+ Nxf6 16. Qe5 a5 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. f4 f5 20. Rf3 Kh7 21. g4 Rg8 22. Kh1 Rxg4 23. h3 Rg6 24. Kh2 Ba6 25. Bxa6 Rxa6 26. Rg3 Ra8 27. Rag1 Rc8 28. h4 h5 29. Rg5 Kh6 30. Kg2 c5 31. dxc5 Rxc5 32. c3 Rc4 33. Kf3 a4 34. Rxg6+ fxg6 35. Re1 Re4 36. Rxe4 fxe4+ 37. Ke3 Kg7 38. c4 Kf6 39. cxd5 exd5 40. Kd4 Kf5 41. Ke3 Kg4 42. Kf2 Kxf4 43. Ke2 d4 44. Kd2 Kf3 45. Ke1 e3 46. Kf1 d3 47. Ke1 e2 48. Kd2 Kf2 49. Kxd3 e1Q 0-1

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.07"]
[Round "7"]
[White "Van Steenoven, Luuk"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1007"]
[BlackElo "880"]
[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. f4 Nc6 3. Nf3 d6 4. Bc4 Bg4 5. d3 Nd4 6. Bxf7+ Kxf7 7. Ng5+ Qxg5 8. fxg5 Bxd1 9. 0-0+ Ke8 10. Rxd1 Nxc2 11. Rd2 Nxa1 12. b3 Kd7 13. Bb2 Nxb3 14. axb3 Rd8 15. d4 exd4 16. Bxd4 b6 17. e5 dxe5 18. Bxe5+ Kc8 19. Bd4 Bc5 20. Be3 Bxe3+ 0-1

[Event "NED-ch U10"]
[Site "Borne"]
[Date "2013.08.06"]
[Round "3"]
[White "Faybish, Nathaniel"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1339"]
[BlackElo "880"]
[PlyCount "95"]
[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. d4 d6 3. dxe5 Nc6 4. exd6 Qxd6 5. Qxd6 Bxd6 6. Bb5 Bd7 7. Nf3 0-0-0 8. 0-0 a6 9. Bc4 Be6 10. Bxe6+ fxe6 11. c3 Ne5 12. Nxe5 Bxe5 13. Nd2 Bf4 14. Nf3 Bxc1 15. Raxc1 Ne7 16. Ng5 Rd2 17. Rb1 e5 18. Nf7 Rf8 19. Nxe5 Re2 20. f3 Ng6 21. Nxg6 hxg6 22. Rf2 Re3 23. Rd2 Kb8 24. Rbd1 Rf7 25. Rf2 g5 26. h3 g6 27. Kf1 g4 28. Re2 Rxe2 29. Kxe2 gxf3+ 30. gxf3 Rh7 31. Rh1 Kc8 32. Ke3 Kd7 33. f4 Ke6 34. h4 Ke7 35. Kf3 Kf6 36. e5+ Ke6 37. Kg4 c6 38. Rd1 Rc7 39. Rd6+ Kf7 40. Kg5 b5 41. Rxg6 a5 42. e6+ Kf8 43. f5 c5 44. f6 b4 45. e7+ Kf7 46. Rg7+ Ke8 47. Rg8+ Kd7 48. e8Q+ 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "8"]
[White "De Haas, Tristan"]
[Black "Bourgonjen, Thijmen"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "114"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc3 e6 6. Nf3 Nf6 7. Bc4 Nbd7 8. h3 Bb4 9. 0-0 Qa5 10. Bd2 0-0 11. a3 Bd6 12. b4 Qc7 13. Re1 Rfe8 14. Bb3 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Qf3 Bg6 18. Kh1 Rad8 19. Bg5 h6 20. Re2 hxg5 21. Rae1 Bxc3 22. Qxc3 Rxe2 23. Rxe2 Rd1+ 24. Re1 Rxe1+ 25. Qxe1 Qd7 26. c4 Qe8 27. Qxe8+ Nxe8 28. b5 c5 29. a4 b6 30. Kh2 Kf8 31. Kg3 Ke7 32. f4 gxf4+ 33. Kxf4 Kd6 34. g4 Nc7 35. h4 Ne6+ 36. Kf3 Nd4+ 37. Kf4 Nxb3 38. h5 Bh7 39. g5 Bd3 40. h6 gxh6 41. gxh6 Bh7 42. Kg5 Ke6 43. Kg4 Nd2 44. Kg5 Nxc4 45. Kh5 Nd2 46. Kg5 c4 47. Kf4 c3 48. Ke3 Nb1 49. Kf4 c2 50. Kg4 c1Q 51. Kg3 Qc4 52. Kf3 Qd4 53. Kg3 Qe4 54. Kf2 Qd3 55. Kg1 Qe2 56. Kh1 Be4+ 57. Kg1 Qg2# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "6"]
[White "De Haas, Tristan"]
[Black "Pham, Khoi"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "114"]
[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. Nc3 Bc5 5. d3 h6 6. Be3 Nd4 7. Bxd4 Bxd4 8. Nxd4 exd4 9. Ne2 c5 10. c3 d5 11. Bb3 dxe4 12. dxe4 d3 13. e5 Ne4 14. f3 Ng5 15. Nf4 Bf5 16. Ba4+ Bd7 17. Bxd7+ Qxd7 18. Qxd3 Qe7 19. 0-0 Rd8 20. Qc2 0-0 21. Rfe1 Ne6 22. Nxe6 Qxe6 23. Qe4 Rd2 24. Re2 Rfd8 25. Rxd2 Rxd2 26. Qxb7 Qg6 27. Qc8+ Kh7 28. Qg4 Qd3 29. Qe4+ Qxe4 30. fxe4 Rxb2 31. Rf1 Kg6 32. Rf2 Rb1+ 33. Rf1 Rb2 34. Rf2 Rb5 35. c4 Rb4 36. Rc2 Kg5 37. Kf2 Kf4 38. Re2 Rxc4 39. g3+ Kxe5 40. Kf3 Rc3+ 41. Re3 Rc2 42. Re2 Rxe2 43. Kxe2 Kxe4 44. Kd2 Kd4 45. a3 a5 46. Kc2 Kc4 47. g4 g5 48. Kb2 Kd3 49. Kc1 Kc3 50. Kb1 c4 51. Kc1 Kb3 52. Kd1 Kb2 53. Kd2 c3+ 54. Ke2 c2 55. Ke3 c1Q+ 56. Ke4 Qd2 57. Kf5 Qf4# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "9"]
[White "Heijnen, Silvan"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "51"]
[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. Nc3 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 Be7 7. d4 exd4 8. Nxd4 Rf8 9. Qh5+ Kg8 10. Qd5+ Kh8 11. Nf5 Nb4 12. Qb3 Rxf5 13. 0-0 d5 14. Ng3 Rf7 15. Rd1 Be6 16. Ne4 Qf8 17. Be3 Bf5 18. Rxd5 Bxe4 19. Rd2 h6 20. Rc1 Bg5 21. Bxg5 hxg5 22. Rd4 Rxf2 23. Rxe4 Nxc2 24. h4 Rf4 25. Rxf4 Qxf4 26. Rxc2 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.30"]
[Round "7"]
[White "Kerkmeester, Cedric"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C59"]
[PlyCount "64"]
[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 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 Be7 9. Nc3 0-0 10. 0-0 Nb7 11. d3 h6 12. Nge4 Nc5 13. Be3 Ncxe4 14. Nxe4 Nxe4 15. dxe4 Be6 16. Qxd8 Rfxd8 17. Rad1 a5 18. Rxd8+ Rxd8 19. Bb6 Rb8 20. Bxa5 Rxb2 21. Bd3 Rxa2 22. Bc3 f6 23. f4 exf4 24. Rxf4 g5 25. Rf1 Kg7 26. e5 Bc5+ 27. Kh1 fxe5 28. Bxe5+ Kg8 29. h3 Bd5 30. c4 Bxg2+ 31. Kh2 Bxf1+ 32. Kg3 Bxd3 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "1"]
[White "Bruil, Rembrandt"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "83"]
[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. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. fxe5 Nxe4 8. Nxe4 Bxe4 9. exd6 Bxd6 10. 0-0 0-0 11. d3 Bc5+ 12. Kh1 Bg6 13. Bf4 Bh5 14. Qd2 Bxf3 15. Rxf3 Re8 16. Re1 Rxe1+ 17. Qxe1 h6 18. Qg3 Qd4 19. Be3 Qd6 20. Bxh6 Qxh6 21. Qe1 Qe6 22. Qf1 Re8 23. d4 Bxd4 24. Qd3 Bxb2 25. h3 Qd6 26. Qf1 Bc3 27. Rxc3 Qd2 28. Qf3 Re1+ 29. Kh2 Qd6+ 30. Qg3 Qxg3+ 31. Kxg3 Ra1 32. Rxc7 Rxa2 33. Rxb7 a5 34. Ra7 a4 35. c4 a3 36. c5 Rc2 37. c6 Rxc6 38. Rxa3 Rg6+ 39. Kh2 Kh7 40. g4 f6 41. Ra5 Kh6 42. Rh5# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "2"]
[White "De Haas, Tristan"]
[Black "Kaersenhout, Diego"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "118"]
[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 Bc5 4. Nc3 d6 5. h3 Be6 6. Bxe6 fxe6 7. d3 Nf6 8. Bg5 h6 9. Bh4 g5 10. Bg3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. c4 Qd6 14. 0-0 0-0-0 15. a3 Bd4 16. Nxd4 Qxd4 17. Rb1 Qxd3 18. Qxd3 Rxd3 19. Rfe1 h5 20. Bxe5 Nxe5 21. Rxe5 g4 22. hxg4 hxg4 23. Rxe6 g3 24. f3 Rhd8 25. Kf1 Rd1+ 26. Rxd1 Rxd1+ 27. Ke2 Rg1 28. Ke3 Re1+ 29. Kf4 Rxe6 30. Kxg3 Re2 31. f4 Rxb2 32. f5 Rb6 33. Kg4 Kd8 34. Kh5 Ra6 35. g4 Ke8 36. g5 Rxa3 37. Kg6 Ra6+ 38. Kh7 Kf8 39. g6 Ra1 40. g7+ Ke7 41. g8Q Rh1+ 42. Kg7 Rg1+ 43. Kh7 Rxg8 44. Kxg8 Kf6 45. Kf8 a5 46. Ke8 a4 47. Kd7 a3 48. Kxc7 a2 49. Kxb7 a1Q 50. c5 Qb1+ 51. Kc7 Qxf5 52. c6 Ke7 53. Kb7 Qb5+ 54. Kc7 Qa5+ 55. Kb7 Kd6 56. c7 Qxc7+ 57. Ka6 Qb8 58. Ka5 Kc5 59. Ka4 Qb4# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "4"]
[White "De Haas, Tristan"]
[Black "Meulendijks, Bram"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "82"]
[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 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Nc3 Qd8 5. Bc4 Bg4 6. h3 Bh5 7. d3 Nc6 8. g4 Bg6 9. Bf4 e6 10. a3 Bc5 11. Qe2 0-0 12. 0-0-0 Nd4 13. Nxd4 Qxd4 14. Be3 Qe5 15. d4 Bxd4 16. Bxd4 Qxe2 17. Nxe2 Ne4 18. f3 Nd6 19. Bd3 b6 20. Bxg6 hxg6 21. Be5 Nb5 22. a4 f6 23. axb5 fxe5 24. Rdf1 Rf7 25. h4 Raf8 26. Rh3 e4 27. f4 e5 28. f5 gxf5 29. g5 f4 30. Nc3 e3 31. h5 f3 32. Rhh1 e2 33. Rf2 Rd8 34. h6 gxh6 35. gxh6 Rdf8 36. Kd2 e4 37. Nxe4 Re8 38. h7+ Kh8 39. Ng5 Rd7+ 40. Kc1 e1Q+ 41. Rxe1 Rxe1# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "5"]
[White "Kentstra, Marc"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "72"]
[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 d6 4. d5 Nce7 5. Bc4 c6 6. dxc6 Nxc6 7. Qd5 Be6 8. Qd3 Bxc4 9. Qxc4 h6 10. Nc3 Nf6 11. Nd5 Nxd5 12. Qxd5 Be7 13. Qb3 Qc7 14. Bd2 0-0 15. 0-0-0 Nd4 16. Nxd4 exd4 17. Qg3 Bg5 18. f4 Rac8 19. c3 Bf6 20. f5 Bg5 21. Bxg5 hxg5 22. h4 dxc3 23. b3 d5 24. Qxg5 Qa5 25. a4 Qb4 26. Kc2 Qxe4+ 27. Kc1 Qe2 28. Rd2 cxd2+ 29. Kb2 d1Q+ 30. Ka3 Qxh1 31. f6 Qa1+ 32. Kb4 Qxf6 33. Qg3 Qb6+ 34. Ka3 Qc5+ 35. b4 Qc3+ 36. Qxc3 Rxc3# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2013.03.29"]
[Round "3"]
[White "Schelleman, Martijn"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "70"]
[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. Nc3 Bc5 5. 0-0 d6 6. h3 Be6 7. Bb3 0-0 8. d3 Bxb3 9. axb3 h6 10. Be3 Nd4 11. Nd5 c6 12. c3 Nxf3+ 13. Qxf3 cxd5 14. Qg3 Bxe3 15. Qxe3 dxe4 16. dxe4 Qb6 17. Qf3 Qxb3 18. Rae1 Qxb2 19. Qd3 Qb6 20. Re3 a5 21. Rg3 a4 22. Qd2 Nxe4 23. Qxh6 Nxg3 24. Qg5 Nxf1 25. Kxf1 Qb1+ 26. Ke2 Qe4+ 27. Kd2 Qf4+ 28. Qxf4 exf4 29. Kc2 a3 30. Kb1 Rfe8 31. Ka2 Re2+ 32. Ka1 Rxf2 33. g4 fxg3 34. h4 g2 35. h5 g1Q# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.23"]
[Round "6"]
[White "De Haas, Tristan"]
[Black "Van Leeuwen, Louis"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "980"]
[BlackElo "906"]
[PlyCount "128"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. a3 Ba5 6. d3 0-0 7. Bg5 h6 8. Bh4 d6 9. h3 g5 10. Bg3 Nh5 11. Bh2 Bb6 12. Nd5 Be6 13. 0-0 g4 14. hxg4 Bxg4 15. Nxb6 cxb6 16. Qe2 Nd4 17. Qd1 Nxf3+ 18. gxf3 Bh3 19. Kh1 Bxf1 20. Qxf1 Qg5 21. Qg1 Qxg1+ 22. Rxg1+ Kh7 23. d4 Rac8 24. b3 b5 25. Bd5 Rxc2 26. dxe5 dxe5 27. Bxe5 f6 28. Bh2 Rxf2 29. e5 fxe5 30. Bxe5 Nf6 31. Be4+ Nxe4 32. fxe4 Rg8 33. Rc1 Rf7 34. Rc7 Rxc7 35. Bxc7 Re8 36. e5 Kg6 37. Kg2 Kf5 38. Kf3 Ke6 39. Ke4 h5 40. Kf3 Kf5 41. Kg3 Kg5 42. Kh3 a5 43. a4 bxa4 44. bxa4 h4 45. Bd6 b6 46. Bc7 Kf5 47. Kxh4 Rxe5 48. Bxe5 Kxe5 49. Kg3 Kd4 50. Kf4 Kc4 51. Ke5 b5 52. Ke4 bxa4 53. Ke3 a3 54. Kd2 a2 55. Kc2 a1Q 56. Kd2 Qd4+ 57. Ke2 Qd3+ 58. Kf2 Kd4 59. Ke1 a4 60. Kf2 a3 61. Kg2 a2 62. Kf2 a1R 63. Kg2 Ra2+ 64. Kg1 Qb1# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.23"]
[Round "8"]
[White "De Haas, Tristan"]
[Black "Van der Ende, Jesse"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "980"]
[BlackElo "923"]
[PlyCount "94"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. 0-0 d6 7. Be3 Bxe3 8. fxe3 Bg4 9. h3 Bh5 10. Nd5 0-0 11. Qe1 Bxf3 12. Rxf3 a6 13. Qg3 Nd7 14. Raf1 b5 15. Bb3 a5 16. Nc3 d5 17. Bxd5 Ra6 18. Bxf7+ Kh8 19. Nxb5 Nf6 20. Bg6 Rb6 21. Nc3 Rxb2 22. Nd5 Ne7 23. Nxf6 gxf6 24. Qf2 Nxg6 25. Rxf6 Qxf6 26. Qxf6+ Rxf6 27. Rxf6 Kg7 28. Rc6 Rxa2 29. Rxc7+ Kf6 30. d4 a4 31. d5 Rb2 32. d6 Rb8 33. d7 Rd8 34. c4 Ke6 35. c5 Rxd7 36. Rc8 Ra7 37. c6 Ne7 38. Re8 a3 39. g4 a2 40. Kf2 a1Q 41. Kf3 Kf6 42. g5+ hxg5 43. h4 gxh4 44. Rh8 Qh1+ 45. Kg4 Ng6 46. c7 Qg2+ 47. Kh5 Qg5# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.23"]
[Round "7"]
[White "De Jong, Ruurd"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "794"]
[BlackElo "980"]
[PlyCount "46"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. Nf3 0-0 5. 0-0 Nc6 6. d3 d6 7. h3 Be6 8. Bg5 h6 9. Bh4 Nd4 10. Nxd4 exd4 11. Na4 b5 12. Nxc5 dxc5 13. Bxe6 fxe6 14. e5 g5 15. Bxg5 hxg5 16. exf6 Qxf6 17. Re1 Qxf2+ 18. Kh1 g4 19. Re2 Qg3 20. Qd2 gxh3 21. gxh3 Qxh3+ 22. Rh2 Rf1+ 23. Rxf1 Qxf1# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.23"]
[Round "9"]
[White "Van Randtwijk, Mick"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "972"]
[BlackElo "980"]
[PlyCount "75"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qe7 6. d4 Nf6 7. 0-0 Nxe4 8. Re1 Nf6 9. Nf3 Ne4 10. Qd3 Bf5 11. Nbd2 0-0-0 12. Nxe4 Bxe4 13. Qxe4 Qxe4 14. Rxe4 Bd6 15. Bf4 Rde8 16. Rxe8+ Rxe8 17. Bxd6 cxd6 18. Rd1 f6 19. c4 g5 20. g4 Re3 21. fxe3 f5 22. gxf5 Kd8 23. Nxg5 h6 24. Ne6+ Ke7 25. Rf1 Kf6 26. e4 Kf7 27. d5 cxd5 28. cxd5 h5 29. Nd8+ Kf6 30. Nxb7 h4 31. Nxd6 h3 32. Ne8+ Ke7 33. f6+ Kf7 34. Nd6+ Kf8 35. f7 a5 36. e5 a4 37. e6 Ke7 38. f8Q# 1-0

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.22"]
[Round "1"]
[White "Copal, Timo"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "980"]
[PlyCount "54"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 Nf6 2. Nh3 d5 3. f3 Bf5 4. e4 dxe4 5. fxe4 Bxe4 6. d3 Bf5 7. Qf3 Bc8 8. Ng5 Nc6 9. d4 Nxd4 10. Qf4 Nxc2+ 11. Ke2 Nxa1 12. Qc4 Bg4+ 13. Kf2 e6 14. h3 Bf5 15. g4 Bg6 16. Qa4+ Nd7 17. Qf4 Bc5+ 18. Be3 h6 19. Nf3 0-0 20. g5 hxg5 21. Nxg5 Nc2 22. h4 Bxe3+ 23. Kf3 Bxf4 24. Kxf4 Qf6+ 25. Kg3 Qe5+ 26. Kg4 Bf5+ 27. Kh5 Nf6# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.22"]
[Round "4"]
[White "De Haas, Tristan"]
[Black "Klein, Jorik"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "980"]
[BlackElo "1079"]
[PlyCount "90"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. d3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ng5 h6 9. Nxf7 Bxf7 10. Bxf7+ Kxf7 11. g5 Ng8 12. Qf3+ Ke8 13. Qh5+ Kd7 14. Bf4 a6 15. Nd5 e6 16. Qg4 h5 17. Qf3 Nd4 18. Qe3 Nxc2+ 19. Kd2 Nxe3 20. Nc3 Ng2 21. Bg3 Qxg5+ 22. Ke2 Nf4+ 23. Kf1 Nxd3 24. h4 Qf6 25. Rd1 Qf3 26. Kg1 Nxb2 27. Rd2 Qxc3 28. Re2 Nf6 29. e5 Ng4 30. exd6 Bxd6 31. Bxd6 Kxd6 32. Kg2 Nd3 33. Rd1 Ke7 34. Red2 Ne1+ 35. Kf1 Nh2+ 36. Kg1 Nef3+ 37. Kg2 Nxd2 38. Kxh2 Qe5+ 39. Kg1 Nf3+ 40. Kg2 Rhf8 41. Rb1 Qh2+ 42. Kf1 Nd2+ 43. Ke1 Qxf2+ 44. Kd1 Nxb1 45. a4 Qd2# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.22"]
[Round "2"]
[White "De Haas, Tristan"]
[Black "Martens, Vincent"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "980"]
[BlackElo "1244"]
[PlyCount "30"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 g6 5. e5 dxe5 6. Nxe5 e6 7. Nxf7 Kxf7 8. d3 Bg7 9. Bg5 Nc6 10. 0-0 Rb8 11. Qf3 Nd4 12. Qf4 Ra8 13. Rfd1 a6 14. Ne4 Ne2+ 15. Kf1 Nxf4 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.22"]
[Round "3"]
[White "Kanbier, Guy"]
[Black "De Haas, Tristan"]
[Result "0-1"]
[ECO "C20"]
[WhiteElo "835"]
[BlackElo "980"]
[PlyCount "76"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Qh5 Nc6 3. Bc4 g6 4. Qf3 Nf6 5. Nc3 Bc5 6. d3 d6 7. Bg5 Nd4 8. Qd1 Be6 9. Bxe6 Nxe6 10. Bxf6 Qxf6 11. Nf3 Nd4 12. Nd5 Qd8 13. Nxd4 Bxd4 14. 0-0 c6 15. Nc3 Qg5 16. Qf3 0-0-0 17. Qh3+ Kb8 18. Rab1 f5 19. Ne2 fxe4 20. Nxd4 exd4 21. dxe4 Qh5 22. Qd3 c5 23. c3 Qg5 24. cxd4 h5 25. dxc5 dxc5 26. Qc3 h4 27. Qc1 Qg4 28. h3 Qxe4 29. Qe3 Qxe3 30. fxe3 Rd2 31. Rfe1 g5 32. Rbd1 Rxb2 33. e4 g4 34. Kf1 gxh3 35. gxh3 Rf8+ 36. Kg1 Rg8+ 37. Kf1 Rgg2 38. Rd7 Rbf2# 0-1

[Event "NED-ch U11"]
[Site "Waalwijk"]
[Date "2011.04.22"]
[Round "5"]
[White "Van Roon, Sjoerd"]
[Black "De Haas, Tristan"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1258"]
[BlackElo "980"]
[PlyCount "17"]
[EventDate "2011.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8 8. Bxd5 Nb4 9. Qf7# 1-0

