Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. Bc4 d6 3. d4 a6 4. a3 h6 5. Nf3 Nc6 6. Be3 e5 7. d5 Na7 8. O-O Nf6
9. Nbd2 Be7 10. h3 g5 11. Nh2 Nb5 12. Bd3 Rg8 13. c4 Nd4 14. Nb3 Nxb3 15. Qxb3
g4 16. hxg4 Nxg4 17. Nxg4 Rxg4 18. Bxh6 Bg5 19. f3 Rh4 20. Bxg5 Qxg5 21. Rf2
Qg3 22. Rd1 Ke7 23. Kf1 Qf4 24. Ke2 Bd7 25. Qxb7 Rah8 26. Qxc7 Rh1 27. Rdf1
Rxf1 28. Rxf1 Rh2 29. Rf2 Qg3 30. c5 dxc5 31. Qxc5+ Ke8 32. Bxa6 Rxg2 33. Rxg2
Qxg2+ 34. Qf2 Qg5 35. Kd3 Qc1 36. Qd2 Qc5 37. b4 Qd4+ 38. Kc2 Ba4+ 39. Kc1 *
Position (FEN): 4k3/5p2/B7/3Pp3/bP1qP3/P4P2/3Q4/2K5 b - - 4 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1058
Best move: Qa1#