Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8.
dxc5 Nd7 9. Nf3 Nxc5 10. Nd4 Bd7 11. Qg4 g6 12. h4 h6 13. h5 g5 14. f4 Ne4 15.
Bd3 Nxd2 16. Kxd2 O-O-O 17. fxg5 hxg5 18. Qxg5 Nh6 19. Qe7 Rhg8 20. Rhg1 Qa5
21. a4 Rg4 22. Qf6 Ng8 23. Qf2 Ne7 24. Qxf7 Qc5 25. h6 Nc6 26. Nxc6 bxc6 27. h7
d4 28. c4 Qb4+ 29. Kc1 Qc3 30. Rb1 Rg3 31. Qf6 Rxd3 32. Qxd8+ Kxd8 33. h8=Q+
Be8 34. Qh4+ Kc8 35. Rb8+ Kxb8 36. Qd8+ Kb7 37. Qxe8 *
Position (FEN): 4Q3/pk6/2p1p3/4P3/P1Pp4/2qr4/2P3P1/2K3R1 b - - 0 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1316
Best move: Qa1#