[Event "2023 Spring Marathon"] [Site "https://lichess.org/8Xeparg7"] [Date "2023.04.15"] [White "Ruylopes11"] [Black "Botchwinnik"] [Result "0-1"] [UTCDate "2023.04.15"] [UTCTime "17:00:52"] [WhiteElo "2135"] [BlackElo "1727"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A10"] [Opening "English Opening: Anglo-Scandinavian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 d5 { A10 English Opening: Anglo-Scandinavian Defense } 2. Nc3?? { (0.76 → -0.92) Blunder. cxd5 was best. } (2. cxd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Nc6 6. e4 Bb4) 2... dxc4? { (-0.92 → 0.31) Mistake. d4 was best. } (2... d4 3. Na4 e5 4. a3 Nf6 5. g3 c5 6. Bg2 h6 7. d3) 3. e4 Be6 4. Qa4+?! { (0.23 → -0.65) Inaccuracy. d4 was best. } (4. d4 cxd3 5. Bxd3 Nf6 6. Be3 Nc6 7. Nf3 Qd7 8. Qe2 Bg4) 4... Nc6 5. Bxc4 Bxc4 6. Qxc4 Qd4 7. Qb3?! { (0.03 → -0.54) Inaccuracy. Qb5 was best. } (7. Qb5) 7... O-O-O 8. Nf3 Qd3 9. Qxf7 Nf6 10. Qe6+ Kb8 11. Nd5?? { (-0.50 → -3.76) Blunder. Ne5 was best. } (11. Ne5 Nxe5 12. Qxe5 e6 13. Qg3 Qc2 14. O-O Rd3 15. Qg5 b6 16. e5 Nd7 17. b3 Kb7) 11... Nxd5 12. exd5 Nb4 13. Qe2? { (-3.06 → -4.84) Mistake. Ne5 was best. } (13. Ne5 Qxd5 14. Qxd5 Rxd5 15. Nf7 Rg8 16. Kd1 Rf5 17. Nd8 e5 18. a3 Nd3 19. Kc2 e4) 13... Nc2+ 14. Kd1 Qxe2+ 15. Kxe2 Nxa1 16. b3 Nc2 17. Bb2 Rxd5 18. d4 Nb4 19. a3 Nc6 20. Rd1 Rg8 21. h3 g6 22. g4 Bg7 23. Rd3 Rgd8 24. Ke3 e5 25. Rd1 exd4+ 26. Kd3 Rf8 27. Ke2 d3+ 28. Ke3 Bxb2 29. Ng5 d2 30. Ne6?! { (-10.11 → Mate in 16) Checkmate is now unavoidable. Ne4 was best. } (30. Ne4 Bxa3 31. h4 Bb4 32. Rxd2 Bxd2+ 33. Nxd2 Rfd8 34. Ne4 Rd3+ 35. Ke2 a5 36. Nf6 Rxb3) 30... Re8?! { (Mate in 16 → -13.18) Lost forced checkmate sequence. Re5+ was best. } (30... Re5+ 31. Kd3 Rxe6 32. Rxd2 Bxa3 33. Kc2 Bb4 34. f4 Rxf4 35. Rh2 Rf3 36. Rd2 Bxd2 37. Kxd2) 31. Ke4 Re5+ 32. Kf4 R5xe6 33. Rxd2 Re2 34. Rd5 Rxf2+ 35. Kg5 Rfe2?! { (Mate in 6 → -12.28) Lost forced checkmate sequence. Re5+ was best. } (35... Re5+ 36. Rxe5 Bxe5 37. h4 Ne7 38. h5 Ng8 39. Kh4 g5+ 40. Kxg5 Bf6#) 36. Kh6?! { (-12.28 → Mate in 8) Checkmate is now unavoidable. a4 was best. } (36. a4 R8e3 37. h4 Rh3 38. Rc5 Rf2 39. h5 Bd4 40. Kh6 Rf7 41. Rg5 Ne7 42. Rf5 gxf5) 36... R2e5?! { (Mate in 8 → -12.10) Lost forced checkmate sequence. Ne7 was best. } (36... Ne7 37. Rd7 Kc8 38. Rd3 Ng8+ 39. Kg5 Bf6+ 40. Kf4 Bh4 41. Rd8+ Kxd8 42. g5 Rf8+ 43. Kg4) 37. Rd7 R5e7 38. Rd2 Bxa3?! { (Mate in 6 → -17.56) Lost forced checkmate sequence. Bc1 was best. } (38... Bc1 39. Kg5 Bxd2+ 40. Kh4 Re3 41. Kg5 Rf3+ 42. Kh4 g5+ 43. Kh5 Rxh3#) 39. Kg5?! { (-17.56 → Mate in 6) Checkmate is now unavoidable. Rd1 was best. } (39. Rd1 Bc5) 39... Bc5?! { (Mate in 6 → -18.31) Lost forced checkmate sequence. Bc1 was best. } (39... Bc1 40. Kh4 Bxd2 41. Kg3 Re2 42. Kh4 R8e4 43. b4 Nd4 44. Kg3 Be1#) 40. h4?! { (-18.31 → Mate in 2) Checkmate is now unavoidable. Rc2 was best. } (40. Rc2 Nd4) 40... Be3+ 41. Kf6 Bxd2 42. h5 gxh5 43. gxh5 Re6+ 44. Kf5 Re5+ 45. Kf6 Rxh5 46. Kg7 Rh3 47. Kf7 Rxb3 48. Kxe8 a5 49. Kd7 a4 50. Ke6 a3 51. Kd5 a2 52. Kc4 a1=Q 53. Kxb3 Qc3+ 54. Ka4 h5 55. Kb5 h4 56. Ka4 h3 57. Kb5 h2 58. Ka4 h1=Q 59. Kb5 Qb1+ 60. Ka4 Qcb3# { Black wins by checkmate. } 0-1