[Event "Major Swiss Comp. Chess League - Div. 4"] [Site "Alabama"] [Date "2017.05.01"] [Round "9"] [White "Mephisto 68000 Almeria, 60/30."] [Black "AM68060 CC2175, 30S."] [Result "0-1"] [WhiteElo "2093"] [BlackElo "2112"] [Variant "Standard"] [TimeControl "-"] [ECO "D97"] [Opening "Grünfeld Defense: Russian Variation, Szabo Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 c6 { D97 Grünfeld Defense: Russian Variation, Szabo Variation } 8. Qb3 e5 9. dxe5 Ng4 10. Bf4 Nd7 11. Bc4 Ndxe5 12. Nxe5 Nxe5 13. Rd1 Qc7 14. Bg3 Qe7 15. Bxe5?! { (-0.28 → -1.07) Inaccuracy. O-O was best. } (15. O-O a5) 15... Bxe5 16. O-O b5 17. Be2 a5 18. a3?! { (-0.90 → -1.66) Inaccuracy. Qc2 was best. } (18. Qc2 Qc5) 18... Be6 19. Qc2 Rfd8 20. a4?! { (-1.00 → -1.91) Inaccuracy. Rxd8+ was best. } (20. Rxd8+ Rxd8 21. Rd1 Rd4 22. Rxd4 Bxd4 23. Nd1 Qd6 24. g3 Bd7 25. Ne3 a4 26. Qd3 Qf6) 20... b4 21. Nb1 Qc7? { (-2.60 → -1.22) Mistake. b3 was best. } (21... b3) 22. g3 Bd4 23. Rc1? { (-1.22 → -2.61) Mistake. b3 was best. } (23. b3) 23... Qe5? { (-2.61 → -1.33) Mistake. b3 was best. } (23... b3 24. Qxc6 Qxc6 25. Rxc6 Bxb2 26. Bc4 Bxc4 27. Rxc4 Bg7 28. f4 Rac8 29. Rxc8 Bd4+ 30. Kg2) 24. Qxc6?? { (-1.33 → -4.66) Blunder. b3 was best. } (24. b3 Bh3 25. Nd2 Qe7 26. Nc4 Qc5 27. Bd3 Bxf1 28. Rxf1 Bc3 29. Kg2 Rd4 30. Rd1 Rad8) 24... Bd7? { (-4.66 → -2.82) Mistake. Rac8 was best. } (24... Rac8 25. Qb7 Rxc1 26. Rxc1 Qf6 27. Rf1 Bh3 28. e5 Qxe5 29. Qf3 Bxf1 30. Kxf1 Qc5 31. Kg2) 25. Qc7?! { (-2.82 → -4.07) Inaccuracy. Qc2 was best. } (25. Qc2 Bxb2 26. Rcd1 Rac8 27. Bc4 Bd4 28. Rc1 Bh3 29. Qe2 Bxf1 30. Rxf1 Bb6 31. Bb3 Qh5) 25... Bxa4 26. Bf3?! { (-3.81 → -4.81) Inaccuracy. Kg2 was best. } (26. Kg2 Bxb2 27. Qxe5 Bxe5 28. Rc5 Bb2 29. f3 Rdc8 30. Bb5 Rxc5 31. Bxa4 Rac8 32. h4 Bd4) 26... Qxc7 27. Rxc7 Bxb2 28. Bg4 Be5 29. Rc5 Bd4 30. Rc7 Ra6 31. Kg2 Bc6 32. f3?! { (-4.56 → -6.17) Inaccuracy. Rxc6 was best. } (32. Rxc6 Rxc6 33. Bd1 Bb6 34. Ba4 Rc5 35. Re1 Rd3 36. e5 b3 37. e6 fxe6 38. Rxe6 Rc1) 32... Bb2 33. Bc8 Rb6 34. Bg4 a4 35. Re1 a3 36. Ra7 Rbb8 37. f4 Ra8 38. Nxa3 Rxa7 39. Nb1 f5 40. Be2 Bxe4+ 41. Bf3 Ra2 42. Rxe4 fxe4 43. Bxe4 Bc1+ 44. Kf3 Rd4 45. h4 Rb2 46. Bc6 Rxb1 47. h5?! { (-23.98 → Mate in 13) Checkmate is now unavoidable. Ba4 was best. } (47. Ba4 Rb2) 47... gxh5 48. Kg2 b3 49. Bb7 Rb2+ 50. Kf3 Rc2 51. Ba8 b2 52. g4 b1=Q 53. Bd5+ Rxd5 54. gxh5 Qb3+ 55. Kg4 Rg2+ 56. Kh4 Qg3# { Black wins by checkmate. } 0-1