
[Event "33rd North American Open"]
[Site "Las Vegas USA"]
[Date "2023.12.29"]
[Round "7.5"]
[White "Zierk, S"]
[Black "Liang, Jason"]
[Result "1-0"]
[WhiteElo "2475"]
[BlackElo "2446"]
[ECO "B12"]
[PlyCount "135"]
1.e4 c6 2.d4 d5 3.e5 Bf5 4.c4 e6 5.Nc3 Ne7 6.a3 dxc4 7.Bxc4 Nd7 8.Nge2 b5 9.Bb3 a5 10.Ng3 Bg6 11.O-O h5 12.Nce4 Bxe4 13.Nxe4 Nf5 14.Ng3 g6 15.Nxf5 gxf5 16.a4 Nb6 17.Qf3 Nd5 18.Bd2 b4 19.Rac1 Ra6 20.Rc2 Be7 21.Rfc1 Qd7 22.Qg3 Bf8 23.Bg5 Rg8 24.h4 Be7 25.f4 Bxg5 26.fxg5 Ne7 27.Qf2 Ra7 28.Rc5 Kf8 29.Bd1 Rh8 30.Bf3 Ra6 31.Kh2 Kg7 32.R1c4 Kg6 33.b3 Kg7 34.g3 Kg6 35.Qe2 Qa7 36.Kg2 Rb6 37.Kf2 Ra6 38.Ke3 Qa8 39.Rc1 Kg7 40.Qc2 Rd8 41.Qc4 Qa7 42.Bxh5 Nd5+ 43.Kf2 Nb6 44.Qd3 Nd7 45.Qe3 Nxc5 46.Rxc5 Rd5 47.Be2 Rb6 48.Rc4 Rd8 49.g4 Rb7 50.gxf5 exf5 51.h5 Rbd7 52.e6 Rd5 53.Bf3 f4 54.Qxf4 Rxd4 55.Qf6+ Kh7 56.Rxd4 Rxd4 57.Ke2 Qc5 58.Qxf7+ Kh8 59.Qe8+ Kh7 60.Qf7+ Kh8 61.Qe8+ Kh7 62.Qg6+ Kh8 63.Be4 Qe7 64.Qf5 Rd6 65.Qe5+ Kg8 66.h6 Rxe6 67.h7+ Kf7 68.g6+ 1-0
[Site "Las Vegas USA"]
[Date "2023.12.29"]
[Round "7.5"]
[White "Zierk, S"]
[Black "Liang, Jason"]
[Result "1-0"]
[WhiteElo "2475"]
[BlackElo "2446"]
[ECO "B12"]
[PlyCount "135"]
1.e4 c6 2.d4 d5 3.e5 Bf5 4.c4 e6 5.Nc3 Ne7 6.a3 dxc4 7.Bxc4 Nd7 8.Nge2 b5 9.Bb3 a5 10.Ng3 Bg6 11.O-O h5 12.Nce4 Bxe4 13.Nxe4 Nf5 14.Ng3 g6 15.Nxf5 gxf5 16.a4 Nb6 17.Qf3 Nd5 18.Bd2 b4 19.Rac1 Ra6 20.Rc2 Be7 21.Rfc1 Qd7 22.Qg3 Bf8 23.Bg5 Rg8 24.h4 Be7 25.f4 Bxg5 26.fxg5 Ne7 27.Qf2 Ra7 28.Rc5 Kf8 29.Bd1 Rh8 30.Bf3 Ra6 31.Kh2 Kg7 32.R1c4 Kg6 33.b3 Kg7 34.g3 Kg6 35.Qe2 Qa7 36.Kg2 Rb6 37.Kf2 Ra6 38.Ke3 Qa8 39.Rc1 Kg7 40.Qc2 Rd8 41.Qc4 Qa7 42.Bxh5 Nd5+ 43.Kf2 Nb6 44.Qd3 Nd7 45.Qe3 Nxc5 46.Rxc5 Rd5 47.Be2 Rb6 48.Rc4 Rd8 49.g4 Rb7 50.gxf5 exf5 51.h5 Rbd7 52.e6 Rd5 53.Bf3 f4 54.Qxf4 Rxd4 55.Qf6+ Kh7 56.Rxd4 Rxd4 57.Ke2 Qc5 58.Qxf7+ Kh8 59.Qe8+ Kh7 60.Qf7+ Kh8 61.Qe8+ Kh7 62.Qg6+ Kh8 63.Be4 Qe7 64.Qf5 Rd6 65.Qe5+ Kg8 66.h6 Rxe6 67.h7+ Kf7 68.g6+ 1-0
[Event "33rd North American Open"]
[Site "Las Vegas USA"]
[Date "2023.12.29"]
[Round "7.5"]
[White "Zierk, S"]
[Black "Liang, Jason"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2475"]
[BlackElo "2446"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[EventDate "2023.12.26"]
[WhiteFideId "2034255"]
[BlackFideId "30940303"]
1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Ne7 6. a3 dxc4 7. Bxc4 Nd7 8.
Nge2 b5 9. Bb3 a5 10. Ng3 Bg6 11. O-O h5 12. Nce4 Bxe4 13. Nxe4 Nf5 14. Ng3
g6 15. Nxf5 gxf5 16. a4 Nb6 17. Qf3 Nd5 18. Bd2 b4 19. Rac1 Ra6 20. Rc2 Be7
21. Rfc1 Qd7 22. Qg3 Bf8 23. Bg5 Rg8 24. h4 Be7 25. f4 Bxg5 26. fxg5 Ne7
27. Qf2 Ra7 28. Rc5 Kf8 29. Bd1 Rh8 30. Bf3 Ra6 31. Kh2 Kg7 32. R1c4 Kg6
33. b3 Kg7 34. g3 Kg6 35. Qe2 Qa7 36. Kg2 Rb6 37. Kf2 Ra6 38. Ke3 Qa8 39.
Rc1 Kg7 40. Qc2 Rd8 41. Qc4 Qa7 42. Bxh5 Nd5+ 43. Kf2 Nb6 44. Qd3 Nd7 45.
Qe3 Nxc5 46. Rxc5 Rd5 47. Be2 Rb6 48. Rc4 Rd8 49. g4 Rb7 50. gxf5 exf5 51.
h5 Rbd7 52. e6 Rd5 53. Bf3 f4 54. Qxf4 Rxd4 55. Qf6+ Kh7 56. Rxd4 Rxd4 57.
Ke2 Qc5 58. Qxf7+ Kh8 59. Qe8+ Kh7 60. Qf7+ Kh8 61. Qe8+ Kh7 62. Qg6+ Kh8
63. Be4 Qe7 64. Qf5 Rd6 65. Qe5+ Kg8 66. h6 Rxe6 67. h7+ Kf7 68. g6+ 1-0