Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/qUICnj1o"]
[Date "2025.11.08"]
[White "Ollie1"]
[Black "Jackson4"]
[Result "1-0"]
[UTCDate "2025.11.08"]
[UTCTime "00:13:43"]
[WhiteElo "1147"]
[BlackElo "958"]
[WhiteRatingDiff "+85"]
[BlackRatingDiff "-6"]
[WhiteTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B02"]
[Opening "Alekhine Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 Nf6 { B02 Alekhine Defense } 2. Nc3?! { (0.91 → 0.18) Inaccuracy. e5 was best. } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Nc3 O-O 8. Be3 Bf6) 2... e6 3. d3?! { (0.60 → -0.11) Inaccuracy. e5 was best. } (3. e5 Nd5 4. Ne4 Nb6 5. d4 d5 6. exd6 cxd6 7. c3 Nc6 8. Nf3 Be7 9. Bd3 e5) 3... Bd6?! { (-0.11 → 0.83) Inaccuracy. d5 was best. } (3... d5 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. a4 Nc6 8. g3 a6 9. Bg2 Rb8 10. O-O) 4. Qe2?! { (0.83 → 0.31) Inaccuracy. g4 was best. } (4. g4 O-O) 4... O-O?? { (0.31 → 4.35) Blunder. Nc6 was best. } (4... Nc6) 5. e5 Bc5? { (4.31 → 8.14) Mistake. Bxe5 was best. } (5... Bxe5 6. Qxe5 Nc6 7. Qe2 d5 8. Qd1 e5 9. Be2 Qe7 10. Bg5 Rd8 11. Nf3 h6 12. Bxf6) 6. exf6 gxf6 7. Nf3 Nc6 8. Qd2 Nb4 9. Be2 b6 10. O-O Bb7 11. a3 Ba6 12. d4 Bxe2 13. Qxe2 Bxd4 14. Nxd4 Qe7 15. axb4 Qxb4 16. Ndb5 Qxb2 17. Bxb2 { Black resigns. } 1-0