Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 7. Bd3 O-O
8. Ne2 Re8 9. O-O Nd7 10. c4 Nf8 11. Ng3 g6 12. Qc2 f5 13. Bd2 Qh4 14. Bc3 Bd7
15. Rfe1 c5 16. d5 Qg5 17. b3 h5 18. Bb2 h4 19. Nf1 h3 20. g3 f4 21. Qc3 f6 22.
Qxf6 Qxf6 23. Bxf6 Kf7 24. Bc3 Nh7 25. Nd2 Ng5 26. Kf1 fxg3 27. fxg3 Kg8 28.
Bxg6 Rf8+ 29. Kg1 Bg4 30. Rf1 Be2 31. Rxf8+ Rxf8 32. Re1 Bg4 33. Rf1 Bf3 34.
Bd3 a6 35. Nb1 Bg2 36. Rxf8+ Bxf8 37. Nd2 Bh6 38. Bf1 Nf3+ 39. Nxf3 *
Position (FEN): 6k1/1p6/p6b/2pP4/2P5/1PB2NPp/P5bP/5BK1 b - - 0 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 894
Best move: Be3#