Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. e3 cxd4 7. exd4 Bxc3+ 8.
bxc3 O-O 9. Bd3 d6 10. Nf3 Nbd7 11. O-O b6 12. Qe2 Bb7 13. Rfe1 Qc7 14. Rad1
Rac8 15. Nd2 Qc6 16. f3 Qa4 17. Ne4 Nxe4 18. fxe4 Rfe8 19. Qg4 Nf8 20. e5 dxe5
21. Bf6 Ng6 22. Bxg6 fxg6 23. Qxg6 Qd7 24. Bxe5 Rxc4 25. Rd3 Rf8 26. Rg3 Rf7
27. Qxh6 Rxc3 28. Qh3 Rxg3 29. Qxg3 Qd5 30. Rc1 Ba6 31. h4 Qxa2 32. h5 Qe2 33.
h6 Rf1+ 34. Rxf1 Qxf1+ 35. Kh2 Qf7 36. Qg4 Bd3 37. Bxg7 Bf5 38. Qg5 Kh7 39. g4
Bg6 40. Qe3 a5 41. Kg3 a4 42. Qa3 b5 43. Qb4 Be4 44. Qc3 Bd5 45. Qb4 Qf3+ 46.
Kh4 Kg6 47. Qd2 a3 48. Be5 Kh7 49. Qc2+ Kxh6 *
Position (FEN): 8/8/4p2k/1p1bB3/3P2PK/p4q2/2Q5/8 w - - 0 50
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1162
Best move: g5#