kspttw vs oruro: B23 Sicilian Defense: Closed • playstrategy.org

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1e4+0.1c5+0.52Nc3+0.3d6+0.43f4?!−0.1...Inaccuracy. The following was best.3.Nge2Nc63...g6+0.24Nf3+0.1Bg70.05Bc4−0.4e6?+0.7Mistake. The following was best.5...Nc66O-O?−0.3...Mistake. The following was best.6.d4cxd47.Nxd4[...]6...Ne7?!+0.2Inaccuracy. The following was best.6...Nc67.d3Nge7[...]7f5?!−0.7...Inaccuracy. The following was best.7.d4d58.Bb5+[...]7...O-O??+0.8Blunder. The following was best.7...exf58fxe6+0.6Bxe6+0.69d3?!−0.2...Inaccuracy. The following was best.9.Bxe69...Nbc6−0.110Bg5−0.1Qd7?!+0.5Inaccuracy. The following was best.10...h611.Be311Qd2+0.6Nd4+0.812Bh6+0.9b5+1.213Bxg7+1.1Kxg7+1.114Nxd4+1.2bxc4+0.915Nxe6++1.0fxe6?+2.7Mistake. The following was best.15...Qxe616.dxc4Qxc4[...]16dxc4+2.8Nc6+2.617Nb5+2.7Nd4?+4.8Mistake. The following was best.17...Ne518.Qxd6Qxd6[...]18Nxd4+4.8cxd4+5.019Qxd4++4.7e5+4.920Qd5+4.9Rac8?!+6.4Inaccuracy. The following was best.20...Qc721.b421Rxf8+5.8Rxf8+6.022c5+7.0Qb5+6.723cxd6+6.6Qxb2+7.124Rd1+7.3Qb6++8.325Kh1+8.4Qf2+8.926Qxe5++9.0Kh6+9.027h3+8.5Qe2+9.328Qd4+9.2Rf2+9.529Rg1+9.1Qxc2+10.830e5+10.7Rd2+14.131Qh4++27.0Kg7+12.832Qf6++15.4Kh6?!#6Your opponent can now force a win. The following was best.32...Kg833.e633Qf4+?!+12.6...Lost forced winning sequence. The following was best.33.Qf8+Kg534.h4+[...]33...Kg7+12.334e6+12.1Rd3+62.935e7#9Qc8+18.436Qe5+#10Kh6#1037e8=Q?!+29.2...Lost forced winning sequence. The following was best.37.Qf4+Kg738.Rf1[...]37...Rxh3+?!#6Your opponent can now force a win. The following was best.37...Qf538.Qb238gxh3#5Qxh3+#539Qh2#4

1-0

Black resigned, White is victorious

FEN

PGN

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[Event "Chess 10+5 - MSO GP 2025 PREMIER"] [Site "https://playstrategy.org/qR4FZnXs"] [Date "2025.02.23"] [P1 "kspttw"] [P2 "oruro"] [Result "1-0"] [UTCDate "2025.02.23"] [UTCTime "18:27:12"] [P1Elo "2530"] [P2Elo "1927"] [P1RatingDiff "+5"] [P2RatingDiff "-3"] [Variant "Chess"] [TimeControl "10+5"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "playstrategy.org"] 1. e4 c5 2. Nc3 { B23 Sicilian Defense: Closed } d6 3. f4?! { (0.44 → -0.08) Inaccuracy. The following was best. } (3. Nge2 Nc6) 3... g6 4. Nf3 Bg7 5. Bc4 e6? { (-0.37 → 0.67) Mistake. The following was best. } (5... Nc6) 6. O-O? { (0.67 → -0.34) Mistake. The following was best. } (6. d4 cxd4 7. Nxd4 a6 8. Bb3 Nd7 9. Be3 Ngf6 10. Qf3 O-O 11. O-O-O Qc7 12. f5 Nc5) 6... Ne7?! { (-0.34 → 0.17) Inaccuracy. The following was best. } (6... Nc6 7. d3 Nge7 8. Ne2 O-O 9. c3 Qb6 10. Be3 Qxb2 11. h4 d5 12. Rb1 Qa3 13. Bb5) 7. f5?! { (0.17 → -0.73) Inaccuracy. The following was best. } (7. d4 d5 8. Bb5+ Bd7 9. e5 cxd4 10. Bxd7+ Qxd7 11. Ne2 Nbc6 12. Nexd4 Nxd4 13. Nxd4 Nc6) 7... O-O?? { (-0.73 → 0.81) Blunder. The following was best. } (7... exf5) 8. fxe6 Bxe6 9. d3?! { (0.62 → -0.16) Inaccuracy. The following was best. } (9. Bxe6) 9... Nbc6 10. Bg5 Qd7?! { (-0.12 → 0.52) Inaccuracy. The following was best. } (10... h6 11. Be3) 11. Qd2 Nd4 12. Bh6 b5 13. Bxg7 Kxg7 14. Nxd4 bxc4 15. Nxe6+ fxe6? { (0.98 → 2.66) Mistake. The following was best. } (15... Qxe6 16. dxc4 Qxc4 17. b3 Qe6 18. Nb5 Rad8 19. Rad1 Nc8 20. Qc3+ Kg8 21. Nc7 Qe5 22. Qxe5) 16. dxc4 Nc6 17. Nb5 Nd4? { (2.69 → 4.79) Mistake. The following was best. } (17... Ne5 18. Qxd6 Qxd6 19. Nxd6 Rad8 20. Nb7 Rd2 21. Nxc5 Rf6 22. b3 Rxc2 23. Rac1 Rxa2 24. Ra1) 18. Nxd4 cxd4 19. Qxd4+ e5 20. Qd5 Rac8?! { (4.94 → 6.44) Inaccuracy. The following was best. } (20... Qc7 21. b4) 21. Rxf8 Rxf8 22. c5 Qb5 23. cxd6 Qxb2 24. Rd1 Qb6+ 25. Kh1 Qf2 26. Qxe5+ Kh6 27. h3 Qe2 28. Qd4 Rf2 29. Rg1 Qxc2 30. e5 Rd2 31. Qh4+ Kg7 32. Qf6+ Kh6?! { (15.39 → Mate in 6) Your opponent can now force a win. The following was best. } (32... Kg8 33. e6) 33. Qf4+?! { (Mate in 6 → 12.59) Lost forced winning sequence. The following was best. } (33. Qf8+ Kg5 34. h4+ Kg4 35. Qf3+ Kxh4 36. Qf4+ Kh5 37. g4+ Kh4 38. Qh6#) 33... Kg7 34. e6 Rd3 35. e7 Qc8 36. Qe5+ Kh6 37. e8=Q?! { (Mate in 10 → 29.15) Lost forced winning sequence. The following was best. } (37. Qf4+ Kg7 38. Rf1 Rxh3+ 39. gxh3 Qc6+ 40. Kh2 Qc2+ 41. Rf2 Qf5 42. e8=Q Qxf4+ 43. Rxf4 Kh6) 37... Rxh3+?! { (29.15 → Mate in 6) Your opponent can now force a win. The following was best. } (37... Qf5 38. Qb2) 38. gxh3 Qxh3+ 39. Qh2 { P2 resigns. } 1-0