FEN
[Event "Weekly Three-check Arena"]
[Site "https://playstrategy.org/zkF7bicv"]
[Date "2026.02.19"]
[P1 "kumsangir"]
[P2 "PST-Greedy-Tom"]
[Result "1-0"]
[UTCDate "2026.02.19"]
[UTCTime "09:38:02"]
[P1Elo "1436"]
[P2Elo "1043"]
[P1RatingDiff "+12"]
[P2RatingDiff "-3"]
[P2Title "BOT"]
[Variant "Three-check"]
[TimeControl "3+2"]
[ECO "A05"]
[Opening "Zukertort Opening"]
[Termination "Normal"]
[Annotator "playstrategy.org"]
1. Nf3 Nf6 { A05 Zukertort Opening } 2. g3?? { (2.22 → -1.07) Blunder. The following was best. } (2. e4 Nxe4) 2... d6?? { (-1.07 → 0.69) Blunder. The following was best. } (2... e5 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Bg2 Ng4 6. O-O Bd6 7. Nc3 O-O 8. Ne4 Nxh2 9. Nxd6) 3. Bg2 Ne4? { (0.83 → 2.00) Mistake. The following was best. } (3... e5 4. c4) 4. O-O Bg4? { (2.29 → 3.83) Mistake. The following was best. } (4... c6) 5. d3?? { (3.83 → 1.46) Blunder. The following was best. } (5. Nc3 Nf6) 5... Nc5?? { (1.46 → 5.00) Blunder. The following was best. } (5... Nf6 6. c4 Nbd7 7. Qb3 e6 8. Qxb7 Rb8 9. Qxa7 d5 10. Qe3 c6 11. Nc3 Bxf3 12. Qxf3) 6. Nc3 Nc6? { (4.37 → 8.15) Mistake. The following was best. } (6... e6 7. d4) 7. Be3? { (8.15 → 4.49) Mistake. The following was best. } (7. Ng5 Nd4 8. Nxf7 Qd7 9. Nxh8 e5 10. Bg5 Nce6 11. Qd2 h6 12. Be3 O-O-O 13. Bxd4 Nxd4) 7... Bxf3?! { (4.49 → 5.74) Inaccuracy. The following was best. } (7... e6 8. d4 Be7 9. dxc5 O-O 10. cxd6 cxd6 11. Nb5 Qd7 12. Ng5 Ne5 13. Nd4 Bxg5 14. Bxg5) 8. Bxf3?? { (5.74 → 2.08) Blunder. The following was best. } (8. exf3 d5) 8... Qd7?? { (2.08 → 5.99) Blunder. The following was best. } (8... Nd7 9. d4 g6 10. Bg4 Nf6 11. d5 Nxg4 12. dxc6 Bg7 13. cxb7 Rb8 14. Bd4 Nf6 15. Ne4) 9. Nd5? { (5.99 → 3.08) Mistake. The following was best. } (9. d4 Na6) 9... Kd8?? { (3.08 → 6.37) Blunder. The following was best. } (9... Ne6 10. d4 g6 11. Qd3 Bg7 12. c3 O-O 13. Qe4 Kh8 14. Qh4 a5 15. Rfd1 f5 16. Bh6) 10. c3 Na6 11. b4 Qf5 12. b5 Ne5 13. Kh1? { (13.46 → 4.79) Mistake. The following was best. } (13. Bg2 Nc5 14. Bxc5 Nd7 15. e4 Qg6 16. Bd4 Nb6 17. Nf4 Qh6 18. Qg4 g5 19. Nd5 Qe6) 13... Qxf3+? { (4.79 → 18.80) Mistake. The following was best. } (13... Nxf3 14. exf3 Qxd5 15. c4 Qh5 16. bxa6 b6 17. Kg1 e6 18. Qa4 f6 19. Qc6 Rc8 20. Rfe1) 14. exf3 Nb8 15. f4 Ned7 16. Qh5 g6 17. Qh3 f5 18. Qg2 Bg7 19. Rac1 Rg8?! { (24.09 → Mate in 8) Your opponent can now force a win. The following was best. } (19... b6 20. Nxc7) 20. Bd4?! { (Mate in 8 → 27.53) Lost forced winning sequence. The following was best. } (20. Nxc7 Kc8 21. Qd5 Rf8 22. Nxa8 Nc5 23. Bxc5 Nd7 24. Bxd6 exd6 25. Qc4+ Nc5 26. Qxc5+ dxc5) 20... Bxd4?! { (27.53 → Mate in 7) Your opponent can now force a win. The following was best. } (20... Rf8 21. Nxc7) 21. cxd4?! { (Mate in 7 → 43.12) Lost forced winning sequence. The following was best. } (21. Nxc7 Nc5 22. Ne6+ Nxe6 23. cxd4 Nc6 24. Qd5 Rg7 25. Qxe6 Kc7 26. Rxc6+ bxc6 27. Qxe7#) 21... e6?! { (43.12 → Mate in 5) Your opponent can now force a win. The following was best. } (21... Nc5 22. dxc5) 22. Nxc7 Ke7 23. Rfe1 Kf7 24. Rxe6 Nc6 25. bxc6 bxc6 26. Rce1 Rab8 27. Re7+ Kf8 28. Re8+ Kg7 29. R8e7# { P1 gives the third check. } 1-0