[Event "NED-chT Promotion Liga 1"]
[Site "Netherlands"]
[Date "2021.06.12"]
[Round "1.1"]
[White "Geerke, Daan"]
[Black "Van der Steen, Jan Aart"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2051"]
[BlackElo "2066"]
[PlyCount "92"]
[EventDate "2021.06.12"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "De Waagtoren"]
[BlackTeam "Leiden Philidor"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 c6 7. 0-0 Qa5 8. h3 Be6 9. Qd3 Qa6 10. b3 d5 11. Ne5 Rd8 12. c5 Qxd3 13. exd3 Nfd7 14. f4 Na6 15. Ba3 Nc7 16. g4 f5 17. g5 Bxe5 18. dxe5 d4 19. Na4 Nf8 20. Bb2 Bd5 21. Bxd5+ Rxd5 22. Rf3 Nfe6 23. Rc1 Kf7 24. Kg2 Rh8 25. h4 h6 26. gxh6 Rxh6 27. Kg3 Rd8 28. Rc2 Rdh8 29. Rh2 Nd5 30. Bc1 b5 31. cxb6 axb6 32. Nb2 b5 33. Nd1 Ra8 34. a3 c5 35. Rff2 Rhh8 36. Ra2 Ra7 37. Rhc2 Rha8 38. Rf2 Nb4 39. Rad2 Rxa3 40. Bxa3 Rxa3 41. Rh2 Rxb3 42. Nf2 c4 43. h5 gxh5 44. Rxh5 c3 45. Rd1 c2 46. Rc1 Rc3 0-1

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.24"]
[Round "3"]
[White "Grishchenko, Sergey"]
[Black "Van der Steen, Jan Aart"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2411"]
[BlackElo "2150"]
[PlyCount "112"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 c5 7. Nf3 cxd4 8. Nxd4 b6 9. Bd3 Bb7 10. 0-0 Nbd7 11. Qd2 Nc5 12. f3 e6 13. Bc2 Qe7 14. Bg5 Rfd8 15. Rfe1 Qf8 16. Rad1 h6 17. Be3 Rac8 18. b3 Nh5 19. Nde2 Nf6 20. Nd4 Nh5 21. Ndb5 a6 22. Nd4 d5 23. cxd5 exd5 24. g4 dxe4 25. gxh5 Ne6 26. Qf2 Rxc3 27. Nxe6 fxe6 28. Bxe4 Rxd1 29. Rxd1 Bxe4 30. fxe4 Qxf2+ 31. Kxf2 Rc2+ 32. Kf3 gxh5 33. Rd8+ Kf7 34. Rd7+ Kf8 35. Bxb6 Be5 36. Bd4 Bxd4 37. Rxd4 Rxa2 38. Rd7 e5 39. Rb7 Rh2 40. Kg3 Re2 41. Rb4 a5 42. Ra4 Kf7 43. Kh4 Kg6 44. Rc4 Re3 45. Ra4 Kf6 46. Rc4 Rxb3 47. Rc6+ Kf7 48. Ra6 Ra3 49. Kxh5 Rxh3+ 50. Kg4 Ra3 51. Rxh6 Ra1 52. Kf5 a4 53. Rh7+ Kg8 54. Ra7 a3 55. Kxe5 a2 56. Ke6 Re1 1/2-1/2

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.24"]
[Round "4"]
[White "Van der Steen, Jan Aart"]
[Black "Beletic, Daniel"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2150"]
[BlackElo "2380"]
[PlyCount "54"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nh6 6. c3 Nf5 7. Bd4 Bd7 8. Nf3 Nc6 9. Be2 Nfxd4 10. cxd4 b6 11. cxb6 Qxb6 12. Qd2 Rb8 13. Nc3 Qxb2 14. Qxb2 Rxb2 15. Kd1 Be7 16. Rb1 Rxb1+ 17. Nxb1 0-0 18. Kd2 Rb8 19. Ke3 Rb2 20. a3 f6 21. exf6 gxf6 22. Rd1 Bf8 23. Nfd2 e5 24. dxe5 fxe5 25. Ba6 Bh6+ 26. Ke2 Nd4+ 27. Kf1 Ba4 0-1

