[Event "Casual classical game"] [Site "https://lichess.org/G7AjVUcq"] [Date "2021.12.31"] [White "Tboda78"] [Black "leachim200"] [Result "0-1"] [UTCDate "2021.12.31"] [UTCTime "21:07:04"] [WhiteElo "1233"] [BlackElo "1525"] [Variant "Standard"] [TimeControl "1800+3"] [ECO "A41"] [Opening "Old Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d6 2. c4 { A41 Old Indian Defense } Nc6?! { (0.26 → 0.87) Inaccuracy. e5 was best. } (2... e5 3. e3 g6 4. Nc3 Nf6 5. Nf3 Qe7 6. e4 Bg7 7. d5) 3. Nf3 e5 4. e4?! { (0.80 → 0.15) Inaccuracy. d5 was best. } (4. d5 Nb8 5. e4 Bg4 6. h3 Bxf3 7. Qxf3 Nd7 8. a4 Be7) 4... exd4 5. Nxd4 Nxd4 6. Qxd4 c5 7. Qd5 Nf6 8. Qd3 Be7 9. Nc3 O-O 10. Nd5?? { (0.93 → -1.64) Blunder. Be2 was best. } (10. Be2 Ng4 11. Bf4 Ne5 12. Qd2 Be6 13. b3 Nc6 14. Rd1 Nd4 15. Be3 Bf6 16. O-O a6) 10... Nxd5 11. exd5 Re8 12. Be3?? { (-1.28 → -3.62) Blunder. Be2 was best. } (12. Be2 Bf6 13. O-O Bf5 14. Qxf5 Rxe2 15. Rb1 Qe7 16. Qd3 h5 17. Bd2 Re8 18. b3 b6) 12... Bf6?! { (-3.62 → -2.51) Inaccuracy. Bg5 was best. } (12... Bg5) 13. O-O-O? { (-2.51 → -4.08) Mistake. Qd2 was best. } (13. Qd2 Bf5 14. Be2 Qb6 15. Rd1 Be4 16. O-O Qxb2 17. Qxb2 Bxb2 18. Bd3 Bf6 19. h3 h5) 13... Qb6? { (-4.08 → -2.01) Mistake. b5 was best. } (13... b5) 14. b3? { (-2.01 → -4.08) Mistake. Qb3 was best. } (14. Qb3 Bf5 15. Rg1 Qa6 16. Qa3 Qxa3 17. bxa3 h5 18. Be2 Bg6 19. Kd2 a6 20. g4 hxg4) 14... Qb4 15. Be2?? { (-3.40 → -8.24) Blunder. Qc2 was best. } (15. Qc2 a5) 15... Qa3+ 16. Kb1? { (-8.53 → Mate in 1) Checkmate is now unavoidable. Kd2 was best. } (16. Kd2 Qa5+) 16... Qb2# { Black wins by checkmate. } 0-1