Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 h6 5. Nf3 c5 6. O-O dxc4 7. Qa4+ Nc6 8. Ne5
Nd5 9. Nxc6 Qd7 10. Qxc4 bxc6 11. dxc5 Be7 12. Rd1 Qb7 13. e4 Nf6 14. Nc3 O-O
15. b4 a5 16. b5 cxb5 17. Nxb5 Qc6 18. e5 Nd5 19. Rxd5 Bb7 20. Nc3 Rad8 21. Be3
exd5 22. Qd4 f6 23. Rd1 fxe5 24. Qxe5 Bf6 25. Nxd5 Kh8 26. Qh5 Qe8 27. Qe2 Bxd5
28. Bxd5 Bg5 29. c6 Bxe3 30. fxe3 Qe5 31. e4 Qc7 32. Rb1 Rb8 33. Rb7 Rxb7 34.
cxb7 Qb6+ 35. Kh1 Qb1+ 36. Kg2 Rf6 37. Qg4 *
Position (FEN): 7k/1P4p1/5r1p/p2B4/4P1Q1/6P1/P5KP/1q6 b - - 6 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1241
Best move: Qf1#