Event: Round 7: Averbukh Alex - Matsuyama Koya
Date: 2023-07-17
White: Averbukh Alex
Black: Matsuyama Koya
Result: 1/2-1/2
ECO: C68
Opening: Ruy Lopez: Exchange Variation
Variant: Standard

1. e4 { [%eval 0.36] } 1... e5 { [%eval 0.35] } 2. Nf3 { [%eval 0.29] } 2... Nc6 { [%eval 0.32] } 3. Bb5 { [%eval 0.34] } 3... a6 { [%eval 0.37] } 4. Bxc6 { [%eval 0.0] } 4... dxc6 { [%eval 0.0] } 5. d4 { [%eval -0.13] } 5... Bg4 { [%eval 0.27] } 6. dxe5 { [%eval 0.12] } 6... Qxd1+ { [%eval 0.17] } 7. Kxd1 { [%eval 0.27] } 7... O-O-O+ { [%eval 0.0] } 8. Ke2 { [%eval 0.16] } 8... Re8 { [%eval 0.06] } 9. Bf4 { [%eval 0.04] } 9... f6 { [%eval 0.22] } 10. exf6? { [%eval -1.01] } { Mistake. h3 was best. } 10... Rxe4+ { [%eval -0.75] } 11. Be3 { [%eval -0.71] } 11... Nxf6 { [%eval -0.67] } 12. Nd2 { [%eval -0.63] } 12... Bxf3+ { [%eval -0.09] } 13. Kxf3 { [%eval -0.1] } 13... Re8 { [%eval 0.11] } 14. Rhe1 { [%eval 0.18] } 14... Be7 { [%eval 0.23] } 15. g3 { [%eval 0.35] } 15... Rhf8 { [%eval 0.08] } 16. Kg2 { [%eval 0.24] } 16... Ng4 { [%eval 0.35] } 17. f3? { [%eval -0.94] } { Mistake. Bd4 was best. } 17... Nxe3+ { [%eval -0.97] } 18. Rxe3 { [%eval -0.94] } 18... Bf6 { [%eval -0.95] } 19. Ne4 { [%eval -0.92] } 19... Bxb2 { [%eval -0.88] } 20. Rae1 { [%eval -1.04] } 20... Rd8 { [%eval -0.92] } 21. c3 { [%eval -1.23] } 21... Ba3 { [%eval -0.92] } 22. h4 { [%eval -0.94] } 22... b5 { [%eval -1.19] } 23. Kh3 { [%eval -1.22] } 23... h6 { [%eval -1.12] } 24. h5 { [%eval -1.67] } 24... Bd6 { [%eval -1.19] } 25. f4 { [%eval -1.14] } 25... c5 { [%eval -0.95] } 26. Kg4 { [%eval -0.84] } 26... a5 { [%eval -0.33] } 27. Rb1 { [%eval -0.65] } 27... c6?! { [%eval 0.05] } { Inaccuracy. b4 was best. } 28. c4 { [%eval 0.0] } 28... b4 { [%eval 0.0] } 29. Nxd6+? { [%eval -1.37] } { Mistake. Rd1 was best. } 29... Rxd6 { [%eval -1.51] } 30. Re5 { [%eval -1.44] } 30... Rd2?! { [%eval -0.38] } { Inaccuracy. Kc7 was best. } 31. a4?! { [%eval -1.4] } { Inaccuracy. a3 was best. } 31... Ra2? { [%eval 0.0] } { Mistake. Kc7 was best. } 32. Rxc5 { [%eval -0.36] } 32... Rxa4 { [%eval -0.35] } 33. Rxc6+ { [%eval -0.39] } 33... Kb7 { [%eval -0.45] } 34. Rg6 { [%eval -0.58] } 34... Rf7 { [%eval -0.57] } 35. c5 { [%eval -0.48] } 35... Ra3 { [%eval 0.0] } 36. Re1 { [%eval 0.0] } 36... Rc3 { [%eval 0.0] } 37. Re5? { [%eval -1.43] } { Mistake. Rb6+ was best. } 37... Rc7 { [%eval -1.3] } 38. Rb6+ { [%eval -1.63] } 38... Ka7 { [%eval -1.03] } 39. Rb5 { [%eval -1.18] } 39... Ka6?! { [%eval -0.27] } { Inaccuracy. Ra3 was best. } 40. Rb6+?! { [%eval -1.25] } { Inaccuracy. c6 was best. } 40... Ka7 { [%eval -1.32] } 41. Rb5 { [%eval -1.42] } 41... Ka6? { [%eval 0.0] } { Mistake. Ra3 was best. } 42. Rb6+ { [%eval 0.0] } 42... Ka7 { [%eval 0.0] } 43. Rb5 { [%eval -0.97] } 43... Ra3 { [%eval -1.32] } 44. Re6 { [%eval -2.1] } 44... b3?? { [%eval 0.59] } { Blunder. Rb7 was best. } 45. Reb6 { [%eval 0.6] } 45... a4?? { [%eval #1] } { Checkmate is now unavoidable. b2 was best. } 46. Rxb3?? { [%eval -6.07] } { Lost forced checkmate sequence. Ra5# was best. } 46... axb3 { [%eval -6.53] } 1/2-1/2