Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 Be7 8.
Bxf6 Bxf6 9. Nd5 O-O 10. Nbc7 Rb8 11. Nxf6+ Qxf6 12. Nd5 Qd8 13. Be2 Be6 14.
O-O Ne7 15. Nxe7+ Qxe7 16. Qd2 Rfd8 17. Rfd1 d5 18. exd5 Rxd5 19. Qe3 b6 20.
Bf3 Rxd1+ 21. Rxd1 f6 22. Be2 Rd8 23. Rxd8+ Qxd8 24. f4 Qd6 25. fxe5 Qxe5 26.
Qxe5 fxe5 27. a3 Kf7 28. Kf2 Kf6 29. Ke3 Bd5 30. g3 h6 31. c4 Bc6 32. b4 Ke6
33. Bd3 Kd6 34. Be4 Bd7 35. h4 Bg4 36. Bd3 Ke6 37. Bc2 Bh3 38. Bb3 Kd6 39. Ke4
Bg2+ 40. Kf5 Bf1 41. g4 *
Position (FEN): 8/p5p1/1p1k3p/4pK2/1PP3PP/PB6/8/5b2 b - - 0 41
Black to move.
Themes:  Bishop Endgame, Endgame Mate in 1 
Puzzle rating: 1175
Best move: Bd3#