[Event "Saint Louis Rapid 2019"] [Site "Saint Louis USA"] [Date "2019.08.11"] [Round "4.5"] [White "Yu Yangyi"] [Black "Mamedyarov, S."] [Result "1-0"] [GameId "aP4jQ3WB"] [WhiteElo "2752"] [BlackElo "2764"] [Variant "Standard"] [TimeControl "-"] [ECO "C49"] [Opening "Four Knights Game: Spanish Variation, Symmetrical Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.25] } 1... e5 { [%eval 0.31] } 2. Nf3 { [%eval 0.28] } 2... Nc6 { [%eval 0.27] } 3. Nc3 { [%eval 0.17] } 3... Nf6 { [%eval 0.2] } 4. Bb5 { [%eval 0.0] } 4... Bb4 { [%eval 0.28] } 5. O-O { [%eval 0.25] } 5... O-O { [%eval 0.13] } 6. d3 { [%eval 0.0] } 6... d6 { [%eval 0.25] } 7. Ne2 { [%eval 0.17] } { C49 Four Knights Game: Spanish Variation, Symmetrical Variation } 7... Ne7 { [%eval 0.34] } 8. c3 { [%eval 0.11] } 8... Ba5 { [%eval 0.2] } 9. Ng3 { [%eval 0.2] } 9... Ng6 { [%eval 0.22] } 10. d4 { [%eval 0.14] } 10... c6 { [%eval 0.41] } 11. Bd3 { [%eval 0.5] } 11... Re8 { [%eval 0.26] } 12. h3 { [%eval 0.37] } 12... h6 { [%eval 0.45] } 13. a4 { [%eval -0.01] } 13... exd4? { (-0.01 → 1.21) Mistake. d5 was best. } { [%eval 1.21] } (13... d5) 14. cxd4 { [%eval 0.85] } 14... c5 { [%eval 0.59] } 15. Bd2 { [%eval 0.13] } 15... cxd4 { [%eval 0.15] } 16. Nxd4 { [%eval 0.0] } 16... Bb6 { [%eval 0.31] } 17. Bc3 { [%eval 0.01] } 17... d5 { [%eval 0.1] } 18. Bb5 { [%eval 0.17] } 18... Rxe4 { [%eval -0.21] } 19. Nxe4 { [%eval 0.03] } 19... Nxe4 { [%eval -0.01] } 20. Nf3?! { (-0.01 → -0.67) Inaccuracy. Bd3 was best. } { [%eval -0.67] } (20. Bd3) 20... a6?! { (-0.67 → 0.13) Inaccuracy. Nf4 was best. } { [%eval 0.13] } (20... Nf4 21. Be5 Nxh3+ 22. gxh3 Bxh3 23. Kh2 Bxf1 24. Qxf1 Bxf2 25. Qg2 f6 26. Bf4 Bc5 27. Re1) 21. Bd3 { [%eval 0.0] } 21... Nxc3 { [%eval 0.0] } 22. bxc3 { [%eval 0.0] } 22... Nf4 { [%eval 0.1] } 23. Re1 { [%eval 0.11] } 23... Bd7 { [%eval 0.0] } 24. Bf1 { [%eval 0.26] } 24... Rc8 { [%eval 0.17] } 25. c4 { [%eval 0.16] } 25... dxc4?! { (0.16 → 1.01) Inaccuracy. Be6 was best. } { [%eval 1.01] } (25... Be6 26. cxd5 Bxd5 27. Rc1 Nxh3+ 28. gxh3 Rxc1 29. Qxc1 Bxf3 30. Qf4 Bc6 31. Bg2 g5 32. Qf5) 26. Re4?! { (1.01 → 0.03) Inaccuracy. a5 was best. } { [%eval 0.03] } (26. a5 Bc5 27. Ne5 Nd3 28. Bxd3 cxd3 29. Qxd3 Be6 30. Qxd8+ Rxd8 31. Red1 Rxd1+ 32. Rxd1 Bb4) 26... g5? { (0.03 → 1.28) Mistake. Nd3 was best. } { [%eval 1.28] } (26... Nd3 27. Bxd3 cxd3 28. Qxd3 Qf6 29. Rae1 Bc6 30. Rg4 Rd8 31. Qb1 Bc5 32. Qa1 Qxa1 33. Rxa1) 27. Rxc4?! { (1.28 → 0.48) Inaccuracy. a5 was best. } { [%eval 0.48] } (27. a5) 27... Rxc4 { [%eval 0.51] } 28. Bxc4 { [%eval 0.81] } 28... Qc7 { [%eval 0.41] } 29. Rc1 { [%eval 0.23] } 29... Nxh3+ { [%eval 0.22] } 30. Kf1 { [%eval 0.19] } 30... Qf4 { [%eval 0.24] } 31. Rc3 { [%eval 0.0] } 31... Bf5?? { (0.00 → 5.30) Blunder. Ba5 was best. } { [%eval 5.3] } (31... Ba5 32. g3 Qf5 33. Rd3 Bc6 34. Qe2 Nf4 35. gxf4 Qh3+ 36. Kg1 Qg4+ 37. Kh2 Qxf4+ 38. Kg1) 32. Bxf7+ { [%eval 4.62] } 32... Kxf7 { [%eval 5.02] } 33. Qb3+ { [%eval 4.95] } 33... Kg6 { [%eval 5.97] } 34. Qxb6+ { [%eval 5.71] } 34... Kh5 { [%eval 5.88] } 35. gxh3 { [%eval 5.51] } 35... Qxa4 { [%eval 6.55] } 36. Qd4?! { (6.55 → 4.25) Inaccuracy. Kg2 was best. } { [%eval 4.25] } (36. Kg2) 36... Bxh3+ { [%eval 3.97] } 37. Kg1 { [%eval 3.76] } 37... Qa1+? { (3.76 → 7.37) Mistake. Qxd4 was best. } { [%eval 7.37] } (37... Qxd4 38. Nxd4) 38. Kh2 { [%eval 7.38] } 38... Qf1 { [%eval 7.19] } 39. Ne1 { [%eval 6.87] } 39... Bg4 { [%eval 6.98] } 40. Qe3? { (6.98 → 3.67) Mistake. Ng2 was best. } { [%eval 3.67] } (40. Ng2 Qb5) 40... Qb5? { (3.67 → 7.10) Mistake. Qe2 was best. } { [%eval 7.1] } (40... Qe2 41. Qxe2 Bxe2 42. Rc2 Bb5 43. Nf3 Kg4 44. Nd4 h5 45. Rc3 Bc6 46. Kg1 Bd5 47. f3+) 41. Ng2 { [%eval 6.72] } 41... Qd7 { [%eval 6.72] } 42. Qe5 { [%eval 7.63] } 42... Qf5? { (7.63 → Mate in 7) Checkmate is now unavoidable. Kg6 was best. } { [%eval #7] } (42... Kg6 43. Rc7) 43. Qe8+ { [%eval #6] } 43... Qg6 { [%eval #6] } 44. Nf4+ { [%eval #5] } { Black resigns. } 1-0