[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.19"]
[Round "3"]
[White "Van der Knaap, Jan"]
[Black "Piket, Theo"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1888"]
[PlyCount "63"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Bd7 5. d3 g6 6. f4 Bg7 7. Nf3 f5 8. 0-0 a6 9. a4 Nf6 10. exf5 Bxf5 11. Re1 0-0 12. h3 Bd7 13. Ne4 Nxe4 14. dxe4 Qc7 15. c3 Rae8 16. Be3 Kh8 17. Rc1 c4 18. Nd4 Na5 19. Rf1 e5 20. fxe5 dxe5 21. Rxf8+ Rxf8 22. Nf3 Nb3 23. Rb1 Bxa4 24. Qd5 Rd8 25. Qe6 Rd6 26. Qg4 Bd7 27. Qh4 Bc6 28. Ng5 Bf6 29. Rf1 Qg7 30. Rxf6 Rxf6 31. Nxh7 Rd6 32. Nf6+ 1-0

[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.18"]
[Round "2"]
[White "Piket, Theo"]
[Black "Both, Gert"]
[Result "1/2-1/2"]
[ECO "B41"]
[BlackElo "1936"]
[PlyCount "98"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nc6 6. Bf3 Qc7 7. c3 Nf6 8. 0-0 Be7 9. Qe2 d6 10. Be3 Ne5 11. Nd2 0-0 12. a4 b6 13. Bf4 Nxf3+ 14. N4xf3 e5 15. Bg3 a5 16. c4 Bb7 17. Rfe1 Rac8 18. b3 Nd7 19. Nb1 Nc5 20. Nfd2 Ne6 21. Nc3 Nd4 22. Qd1 Bg5 23. Rb1 f5 24. f3 f4 25. Bf2 Ne6 26. Rc1 Qd8 27. Ndb1 Nc5 28. Nb5 Rf6 29. N1c3 Rh6 30. Nd5 Bh4 31. Re2 Bxf2+ 32. Rxf2 Ne6 33. h3 Ng5 34. Kf1 Bc6 35. Ke2 Ne6 36. Ndc3 Nc5 37. Rb1 Bb7 38. Nd5 Bc6 39. Qd2 Kf8 40. Kd1 Ne6 41. Ndc3 Nc5 42. Kc2 Na6 43. Rd1 Nb4+ 44. Kb2 Qe7 45. Na2 Nxa2 46. Kxa2 Bxb5 47. axb5 Qc7 48. Qd5 Ke7 49. Rc2 Rf6 1/2-1/2

