Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. c3 e6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 Be7 7. Bg5 a6 8. Qa4+
Bd7 9. Qc2 b5 10. e5 dxe5 11. dxe5 Nd5 12. Nxd5 exd5 13. Bxe7 Qxe7 14. Be2 O-O
15. O-O Nc6 16. Qc3 Rac8 17. Bd3 d4 18. Nxd4 Nxe5 19. Qd2 Qh4 20. Nf5 Qg4 21.
Ng3 Rfd8 22. Qe3 Nxd3 23. Qxd3 Bc6 24. Qf5 Qd4 25. Rad1 Qxb2 26. Rd6 Re8 27.
Rfd1 g6 28. Qg4 Qxa2 29. Nh5 Qa5 30. Nf6+ Kg7 31. Nxe8+ Rxe8 32. Qd4+ Kh6 33.
h3 Be4 34. Qe3+ Kg7 35. f3 Bc2 36. Qxe8 Bxd1 37. Rxd1 Qb6+ 38. Kh1 a5 39. Rd7
b4 40. Qxf7+ Kh6 41. Qxh7+ Kg5 42. Rd5+ Kf4 43. Qh6+ Kg3 44. Qg5+ Kf2 45. Rd2+
Kf1 46. Qg3 *
Position (FEN): 8/8/1q4p1/p7/1p6/5PQP/3R2P1/5k1K b - - 10 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 909
Best move: Qg1#