CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/LDrfwbJF"] [Date "2026.07.13"] [White "Mattie"] [Black "Christian1"] [Result "0-1"] [UTCDate "2026.07.13"] [UTCTime "23:39:59"] [WhiteElo "1069"] [BlackElo "1738"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+0"] [BlackTitle "IM🐍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d6 { B00 Pirc Defense } 2. Bb5+?! { (0.68 → 0.15) Inaccuracy. d4 was best. } (2. d4 e5) 2... c6 3. Ba4 b5 4. Bb3 a5 5. Nc3?? { (0.08 → -3.79) Blunder. a4 was best. } (5. a4) 5... a4 6. Bxf7+ Kxf7 7. Qf3+?! { (-4.21 → -6.63) Inaccuracy. Nxb5 was best. } (7. Nxb5 e5) 7... Nf6 8. d4 Bg4?! { (-6.61 → -4.59) Inaccuracy. e5 was best. } (8... e5 9. Nge2) 9. Qf4?! { (-4.59 → -7.04) Inaccuracy. Qd3 was best. } (9. Qd3) 9... Ke8?? { (-7.04 → -1.23) Blunder. e5 was best. } (9... e5) 10. e5 dxe5 11. dxe5 b4?? { (-1.16 → 2.38) Blunder. Qc7 was best. } (11... Qc7 12. a3 Nbd7 13. h3 Bh5 14. exf6 Qxf4 15. Bxf4 gxf6 16. Be3 Bg6 17. O-O-O b4 18. axb4) 12. Nce2?? { (2.38 → -3.32) Blunder. exf6 was best. } (12. exf6 exf6 13. Qxg4 bxc3 14. Ne2 cxb2 15. Bxb2 Qd7 16. Qe4+ Kf7 17. O-O Qd5 18. Qh4 Qb5) 12... Bxe2 13. Kxe2?! { (-3.45 → -5.11) Inaccuracy. Nxe2 was best. } (13. Nxe2 Nd5 14. Qf3 Qd7 15. O-O e6 16. Qg4 Qf7 17. Nd4 Nc7 18. Rd1 Be7 19. Qe2 g6) 13... Nd5 14. Qe4 a3 15. bxa3? { (-4.95 → -15.00) Mistake. Nf3 was best. } (15. Nf3 g6 16. Re1 Bh6 17. Bxh6 axb2 18. Kf1 bxa1=Q 19. Rxa1 e6 20. Qg4 Qe7 21. Bg5) 15... Nc3+ 16. Ke1?! { (-14.77 → Mate in 1) Checkmate is now unavoidable. Kf3 was best. } (16. Kf3 Nxe4) 16... Qd1# { Black wins by checkmate. } 0-1