
[Event "85th Tata Steel Qualifier"]
[Site "Wijk aan Zee NED"]
[Date "2023.01.24"]
[Round "5.5"]
[White "Van der Werf, M"]
[Black "Martins, Vin"]
[Result "1-0"]
[WhiteElo "2412"]
[BlackElo "2320"]
[ECO "E49"]
[PlyCount "109"]
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 c5 8.cxd5 exd5 9.Ne2 Nc6 10.f3 Re8 11.O-O Qd6 12.Qe1 Bd7 13.Rb1 b6 14.Qh4 Ne7 15.g4 Ng6 16.Qg3 Qxg3+ 17.Nxg3 h6 18.Bd2 Rac8 19.Nf5 Bxf5 20.Bxf5 Rc7 21.Bd3 Ne7 22.h4 Nc6 23.g5 hxg5 24.hxg5 Nd7 25.g6 Na5 26.gxf7+ Kxf7 27.e4 cxd4 28.cxd4 Nc4 29.Bf4 Rcc8 30.Rb5 Nxa3 31.Rxd5 Nf6 32.Rg5 Rc3 33.Ba6 Rd8 34.d5 b5 35.Bd2 Rd3 36.Bb4 Nc2 37.Ba5 Rb8 38.Bc7 Rh8 39.Bxb5 Rc3 40.Be5 Rc5 41.Bd3 Nb4 42.Be2 a5 43.Bd6 Rc2 44.Bd1 Rc3 45.Be5 Rd3 46.Bc7 Ra8 47.Ba4 Ra3 48.Bb5 Rc3 49.Be5 Rc2 50.Ra1 Rc5 51.Bf1 a4 52.Rb1 a3 53.Rxb4 Ra7 54.Rb1 a2 55.Ra1 1-0
[Site "Wijk aan Zee NED"]
[Date "2023.01.24"]
[Round "5.5"]
[White "Van der Werf, M"]
[Black "Martins, Vin"]
[Result "1-0"]
[WhiteElo "2412"]
[BlackElo "2320"]
[ECO "E49"]
[PlyCount "109"]
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 c5 8.cxd5 exd5 9.Ne2 Nc6 10.f3 Re8 11.O-O Qd6 12.Qe1 Bd7 13.Rb1 b6 14.Qh4 Ne7 15.g4 Ng6 16.Qg3 Qxg3+ 17.Nxg3 h6 18.Bd2 Rac8 19.Nf5 Bxf5 20.Bxf5 Rc7 21.Bd3 Ne7 22.h4 Nc6 23.g5 hxg5 24.hxg5 Nd7 25.g6 Na5 26.gxf7+ Kxf7 27.e4 cxd4 28.cxd4 Nc4 29.Bf4 Rcc8 30.Rb5 Nxa3 31.Rxd5 Nf6 32.Rg5 Rc3 33.Ba6 Rd8 34.d5 b5 35.Bd2 Rd3 36.Bb4 Nc2 37.Ba5 Rb8 38.Bc7 Rh8 39.Bxb5 Rc3 40.Be5 Rc5 41.Bd3 Nb4 42.Be2 a5 43.Bd6 Rc2 44.Bd1 Rc3 45.Be5 Rd3 46.Bc7 Ra8 47.Ba4 Ra3 48.Bb5 Rc3 49.Be5 Rc2 50.Ra1 Rc5 51.Bf1 a4 52.Rb1 a3 53.Rxb4 Ra7 54.Rb1 a2 55.Ra1 1-0
[Event "85th Tata Steel Qualifier"]
[Site "Wijk aan Zee NED"]
[Date "2023.01.24"]
[Round "5.5"]
[White "Van der Werf, M"]
[Black "Martins, Vin"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2412"]
[BlackElo "2320"]
[ECO "E49"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, Botvinnik system"]
[EventDate "2023.01.20"]
[WhiteFideId "1000470"]
[BlackFideId "2112884"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8.
cxd5 exd5 9. Ne2 Nc6 10. f3 Re8 11. O-O Qd6 12. Qe1 Bd7 13. Rb1 b6 14. Qh4
Ne7 15. g4 Ng6 16. Qg3 Qxg3+ 17. Nxg3 h6 18. Bd2 Rac8 19. Nf5 Bxf5 20. Bxf5
Rc7 21. Bd3 Ne7 22. h4 Nc6 23. g5 hxg5 24. hxg5 Nd7 25. g6 Na5 26. gxf7+
Kxf7 27. e4 cxd4 28. cxd4 Nc4 29. Bf4 Rcc8 30. Rb5 Nxa3 31. Rxd5 Nf6 32.
Rg5 Rc3 33. Ba6 Rd8 34. d5 b5 35. Bd2 Rd3 36. Bb4 Nc2 37. Ba5 Rb8 38. Bc7
Rh8 39. Bxb5 Rc3 40. Be5 Rc5 41. Bd3 Nb4 42. Be2 a5 43. Bd6 Rc2 44. Bd1 Rc3
45. Be5 Rd3 46. Bc7 Ra8 47. Ba4 Ra3 48. Bb5 Rc3 49. Be5 Rc2 50. Ra1 Rc5 51.
Bf1 a4 52. Rb1 a3 53. Rxb4 Ra7 54. Rb1 a2 55. Ra1 1-0