CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/qTEhA87A"] [Date "2026.08.24"] [White "Andrew8"] [Black "Matias"] [Result "0-1"] [UTCDate "2026.08.24"] [UTCTime "23:37:17"] [WhiteElo "1293"] [BlackElo "984"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+217"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nc6?! { (0.43 → 1.03) Inaccuracy. Nf6 was best. } { A40 Mikenas Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Bxc3+ 7. bxc3 Qxf6 8. cxd5) 2. Bf4 d6 3. Nc3 Nxd4?? { (0.46 → 3.54) Blunder. e5 was best. } (3... e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. O-O-O+ Bd7 7. Bd2 a6 8. Nf3 Ke8 9. h3 f6 10. e4) 4. Qxd4 Qd7? { (3.57 → 6.62) Mistake. e5 was best. } (4... e5 5. Qe3) 5. O-O-O b6?! { (5.29 → 8.47) Inaccuracy. e5 was best. } (5... e5) 6. e3 Bb7 7. Bb5 c6 8. Bc4?! { (6.44 → 4.29) Inaccuracy. Be2 was best. } (8. Be2 Qc7 9. Bg3 e5 10. Qd3 a5 11. e4 Ba6 12. Qe3 b5 13. f4 b4 14. fxe5) 8... b5 9. Nxb5?? { (4.90 → -0.57) Blunder. Be2 was best. } (9. Be2 Nf6 10. Bg5 e5 11. Qh4 Be7 12. Bxf6 gxf6 13. Nf3 d5 14. Ne4 O-O-O 15. Ng3 Kb8) 9... cxb5 10. Bxb5?? { (-0.47 → -6.75) Blunder. Bf1 was best. } (10. Bf1) 10... Qxb5 11. Nf3 Nf6 12. Rhf1 Bxf3 13. gxf3 Rb8 14. c3? { (-7.20 → Mate in 1) Checkmate is now unavoidable. Rg1 was best. } (14. Rg1 Nd7) 14... Qxb2# { Black wins by checkmate. } 0-1