Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/XQG0uGNO"]
[Date "2025.07.04"]
[White "Ezra2"]
[Black "Kyle7"]
[Result "0-1"]
[UTCDate "2025.07.04"]
[UTCTime "23:17:48"]
[WhiteElo "921"]
[BlackElo "1071"]
[WhiteRatingDiff "-41"]
[BlackRatingDiff "+46"]
[BlackTitle "IM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A00"]
[Opening "Van Geet Opening: Billockus-Johansen Gambit"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. Nc3 e5 2. Nf3 Bc5?? { (0.25 → 2.11) Blunder. Nc6 was best. } { A00 Van Geet Opening: Billockus-Johansen Gambit } (2... Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bg5 Bc5 6. e3 Nxd4 7. exd4 Be7 8. Bxf6 Bxf6 9. Qe2+) 3. Nxe5 d6 4. Nc4? { (2.58 → 1.09) Mistake. Nd3 was best. } (4. Nd3 Bb6 5. Na4 Nf6 6. e3 O-O 7. b3 Nc6 8. Nxb6 axb6 9. Be2 d5 10. O-O d4) 4... Qh4? { (1.09 → 2.60) Mistake. Bxf2+ was best. } (4... Bxf2+ 5. Kxf2 Qh4+ 6. g3 Qxc4 7. d3 Qb4 8. a3 Qa5 9. Be3 Nf6 10. Qd2 Ng4+ 11. Ke1) 5. g3?? { (2.60 → -3.83) Blunder. e3 was best. } (5. e3 Bg4 6. Be2 Bxe2 7. Qxe2 Nf6 8. O-O d5 9. d4 Nc6 10. Ne5 Nxe5 11. dxe5 Nd7) 5... Qf6?? { (-3.83 → 4.50) Blunder. Qxc4 was best. } (5... Qxc4 6. Bg2) 6. Nxd6+?? { (4.50 → -1.94) Blunder. d4 was best. } (6. d4 Bb4 7. Bg2 Qe6 8. Ne3 Ne7 9. O-O Bxc3 10. bxc3 O-O 11. Qd3 f5 12. c4 Qf7) 6... Kd8?? { (-1.94 → 8.17) Blunder. Qxd6 was best. } (6... Qxd6 7. Bg2 Nf6 8. O-O O-O 9. Na4 Bb6 10. c3 c5 11. d4 cxd4 12. Bf4 Qd8 13. cxd4) 7. Nxf7+?? { (8.17 → 1.41) Blunder. Nde4 was best. } (7. Nde4 Qc6) 7... Ke7?? { (1.41 → 8.92) Blunder. Qxf7 was best. } (7... Qxf7 8. d4) 8. Nxh8?? { (8.92 → Mate in 1) Checkmate is now unavoidable. Nd5+ was best. } (8. Nd5+ Kxf7 9. Nxf6 Nxf6 10. d4 Bb6 11. c3 c5 12. dxc5 Bxc5 13. Bg2 Be6 14. O-O h6) 8... Qxf2# { Black wins by checkmate. } 0-1