CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/HXpkzPkj"] [Date "2026.09.13"] [White "Jaden3"] [Black "Nathaniel1"] [Result "1-0"] [UTCDate "2026.09.13"] [UTCTime "17:34:55"] [WhiteElo "1265"] [BlackElo "1113"] [WhiteRatingDiff "+12"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Variation } Nf6 3. e3 e6 4. Bd3 Bb4+ 5. c3 Bd6 6. Bxd6 cxd6 7. Bc2 O-O 8. Qd3 Ne4 9. Nf3 a5?! { (-0.18 → 0.48) Inaccuracy. Nc6 was best. } (9... Nc6 10. O-O) 10. O-O a4?! { (0.00 → 0.88) Inaccuracy. Nc6 was best. } (10... Nc6) 11. b3? { (0.88 → -0.34) Mistake. c4 was best. } (11. c4 Nc6) 11... a3?! { (-0.34 → 0.33) Inaccuracy. axb3 was best. } (11... axb3 12. Bxb3 b5 13. Nbd2 Bb7 14. a4 bxa4 15. Bxa4 Ba6 16. Bb5 Bxb5 17. Qxb5 Nxc3 18. Qb2) 12. Nbd2?! { (0.33 → -0.52) Inaccuracy. Qd1 was best. } (12. Qd1 f5) 12... e5?? { (-0.52 → 3.43) Blunder. f5 was best. } (12... f5 13. b4) 13. dxe5 dxe5 14. Nxe4 dxe4?! { (3.84 → 5.10) Inaccuracy. f5 was best. } (14... f5 15. Ng3 e4 16. Qe2 exf3 17. Qxf3 Be6 18. Rad1 Nd7 19. Ne2 Qe7 20. Nf4 Nf6 21. Rd2) 15. Qxe4 Qc7?? { (4.95 → Mate in 1) Checkmate is now unavoidable. g6 was best. } (15... g6 16. Qxe5) 16. Qxh7# { White wins by checkmate. } 1-0