Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 O-O 8.
Bh6 Nc6 9. Bxg7 Kxg7 10. O-O-O Nxd4 11. Qxd4 Be6 12. f3 Qb6 13. Qd2 Rfc8 14. g4
Kg8 15. h4 Rc5 16. h5 Rac8 17. Bd3 Rxc3 18. bxc3 Bxa2 19. Qh6 Rxc3 20. hxg6
fxg6 21. g5 Nh5 22. e5 Rxd3 23. cxd3 Qb1+ 24. Kd2 Qb2+ 25. Ke3 Qxe5+ 26. Kd2
Qf4+ 27. Kc3 Qe5+ 28. d4 Qa5+ 29. Kb2 Bf7 30. Rd3 Qa2+ 31. Kc3 Qb3+ 32. Kd2
Qb2+ 33. Ke3 Qg2 34. Rc3 Be6 35. Rxh5 Qg1+ 36. Kd2 Qxd4+ 37. Kc2 Bf5+ 38. Kb3
Qb6+ 39. Ka3 Qa5+ 40. Kb2 Qb5+ 41. Rb3 Qe5+ 42. Ka3 Qa5+ 43. Kb2 Qd2+ 44. Ka3
Qc1+ 45. Kb4 Qc5+ 46. Ka4 b5+ 47. Rxb5 Bc2+ 48. Ka5 *
Position (FEN): 6k1/p3p2p/3p2pQ/KRq3PR/8/5P2/2b5/8 b - - 2 48
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1048
Best move: Qa3#