Chess puzzle (Checkmate)
Moves: 1. g4 d5 2. Bg2 e6 3. c4 Nf6 4. g5 Ng8 5. d3 dxc4 6. Qa4+ c6 7. Qxc4 Be7 8. h4
Nd7 9. Nc3 Nb6 10. Qb3 Nd5 11. Bd2 Bb4 12. Nf3 Bxc3 13. bxc3 Nge7 14. c4 Nc7
15. Bc3 O-O 16. h5 Nf5 17. Bb2 c5 18. Qc3 Nd4 19. e3 Nxf3+ 20. Bxf3 Qxg5 21.
O-O-O e5 22. Rdg1 Qe7 23. Qxe5 Qxe5 24. Bxe5 g6 25. hxg6 fxg6 26. Bh5 Na6 27.
Bxg6 hxg6 28. Rxg6+ Kf7 29. Rf6+ Ke8 30. Rhh6 Rxf6 31. Bxf6 Nb4 32. Kd2 Nxa2
33. f4 a5 34. f5 Kf7 35. e4 a4 36. Be5 Nb4 37. Rh7+ Ke8 38. f6 a3 39. f7+ Kf8 *
Position (FEN): r1b2k2/1p3P1R/8/2p1B3/1nP1P3/p2P4/3K4/8 w - - 1 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1434
Best move: Bd6#