Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Nxc6
bxc6 9. e5 h6 10. Bh4 g5 11. fxg5 Nd5 12. Nxd5 cxd5 13. exd6 hxg5 14. Bg3 Bxd6
15. Bxd6 Qxd6 16. Qd4 Rxh2 17. Rxh2 Qxh2 18. Qg7 Qg3+ 19. Kd2 Qf4+ 20. Kc3 Rb8
21. Rd1 Bd7 22. Rd4 Rc8+ 23. Kb3 Qxf1 24. Qxg5 a5 25. Rf4 Qb5+ 26. Ka3 Rc4 27.
Qg8+ Ke7 28. Qxf7+ Kd6 29. Qf8+ Kc6 30. Qa8+ Kc5 31. Qa7+ Qb6 32. Rxc4+ dxc4
33. Qxd7 *
Position (FEN): 8/3Q4/1q2p3/p1k5/2p5/K7/PPP3P1/8 b - - 0 33
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 980
Best move: Qb4#