
[Event "National Open 2025"]
[Site "Las Vegas USA"]
[Date "2025.06.06"]
[Round "4.4"]
[White "Matviishen, Viktor"]
[Black "Bick, Gabriel James Koop"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2375"]
[ECO "C78"]
[PlyCount "113"]
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bc5 7.a4 Rb8 8.c3 d6 9.d4 Bb6 10.a5 Ba7 11.h3 O-O 12.Be3 Ra8 13.Nbd2 h6 14.Re1 Re8 15.dxe5 Nxe5 16.Nxe5 dxe5 17.Nf1 Qe7 18.Qc2 c6 19.Ng3 Bxe3 20.Rxe3 Rd8 21.Rd1 Ra7 22.Red3 Rad7 23.Ba2 c5 24.Rxd7 Rxd7 25.Rxd7 Qxd7 26.b4 c4 27.Qc1 Qc7 28.Bb1 Kf8 29.Qe3 Be6 30.Bc2 Ng8 31.Nf1 Ne7 32.h4 Nc8 33.Nd2 Qd6 34.Kf1 Bg4 35.Ke1 Qc7 36.Qg3 Be6 37.Nf3 f6 38.Nd4 Bf7 39.Nf5 Be8 40.Qe3 h5 41.Bd1 g6 42.Qh6+ Kg8 43.Bxh5 gxh5 44.Qxf6 Qb7 45.f3 Kh7 46.Qh6+ Kg8 47.Qe6+ Kf8 48.Qxe5 Qa7 49.Qh8+ Kf7 50.Qxh5+ Kf8 51.Qh8+ Kf7 52.Kf1 Qd7 53.Kg1 Qa7+ 54.Kh1 Qd7 55.h5 Ke6 56.h6 Nd6 57.Nxd6 1-0
[Site "Las Vegas USA"]
[Date "2025.06.06"]
[Round "4.4"]
[White "Matviishen, Viktor"]
[Black "Bick, Gabriel James Koop"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2375"]
[ECO "C78"]
[PlyCount "113"]
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bc5 7.a4 Rb8 8.c3 d6 9.d4 Bb6 10.a5 Ba7 11.h3 O-O 12.Be3 Ra8 13.Nbd2 h6 14.Re1 Re8 15.dxe5 Nxe5 16.Nxe5 dxe5 17.Nf1 Qe7 18.Qc2 c6 19.Ng3 Bxe3 20.Rxe3 Rd8 21.Rd1 Ra7 22.Red3 Rad7 23.Ba2 c5 24.Rxd7 Rxd7 25.Rxd7 Qxd7 26.b4 c4 27.Qc1 Qc7 28.Bb1 Kf8 29.Qe3 Be6 30.Bc2 Ng8 31.Nf1 Ne7 32.h4 Nc8 33.Nd2 Qd6 34.Kf1 Bg4 35.Ke1 Qc7 36.Qg3 Be6 37.Nf3 f6 38.Nd4 Bf7 39.Nf5 Be8 40.Qe3 h5 41.Bd1 g6 42.Qh6+ Kg8 43.Bxh5 gxh5 44.Qxf6 Qb7 45.f3 Kh7 46.Qh6+ Kg8 47.Qe6+ Kf8 48.Qxe5 Qa7 49.Qh8+ Kf7 50.Qxh5+ Kf8 51.Qh8+ Kf7 52.Kf1 Qd7 53.Kg1 Qa7+ 54.Kh1 Qd7 55.h5 Ke6 56.h6 Nd6 57.Nxd6 1-0
[Event "National Open 2025"]
[Site "Las Vegas USA"]
[Date "2025.06.06"]
[Round "4.4"]
[White "Matviishen, Viktor"]
[Black "Bick, Gabriel James Koop"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2530"]
[BlackElo "2375"]
[ECO "C78"]
[Opening "Ruy Lopez"]
[Variation "5.O-O"]
[EventDate "2025.06.04"]
[WhiteFideId "14129850"]
[BlackFideId "2084058"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8.
c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 O-O 12. Be3 Ra8 13. Nbd2 h6 14. Re1 Re8
15. dxe5 Nxe5 16. Nxe5 dxe5 17. Nf1 Qe7 18. Qc2 c6 19. Ng3 Bxe3 20. Rxe3
Rd8 21. Rd1 Ra7 22. Red3 Rad7 23. Ba2 c5 24. Rxd7 Rxd7 25. Rxd7 Qxd7 26. b4
c4 27. Qc1 Qc7 28. Bb1 Kf8 29. Qe3 Be6 30. Bc2 Ng8 31. Nf1 Ne7 32. h4 Nc8
33. Nd2 Qd6 34. Kf1 Bg4 35. Ke1 Qc7 36. Qg3 Be6 37. Nf3 f6 38. Nd4 Bf7 39.
Nf5 Be8 40. Qe3 h5 41. Bd1 g6 42. Qh6+ Kg8 43. Bxh5 gxh5 44. Qxf6 Qb7 45.
f3 Kh7 46. Qh6+ Kg8 47. Qe6+ Kf8 48. Qxe5 Qa7 49. Qh8+ Kf7 50. Qxh5+ Kf8
51. Qh8+ Kf7 52. Kf1 Qd7 53. Kg1 Qa7+ 54. Kh1 Qd7 55. h5 Ke6 56. h6 Nd6 57.
Nxd6 1-0