Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O h6 6. h3 d6 7. c3 Na5 8. Bb5+
c6 9. Ba4 b5 10. Bc2 O-O 11. b4 Bb6 12. bxa5 Bxa5 13. Bb3 Bb6 14. a4 a5 15.
axb5 cxb5 16. Be3 Bc7 17. Bc2 Nh7 18. Nbd2 f5 19. exf5 Bxf5 20. Ne4 Ng5 21.
Nfxg5 hxg5 22. Bxg5 Qe8 23. h4 d5 24. Ng3 Bd7 25. d4 e4 26. Bb3 Be6 27. Ne2 Qd7
28. f4 exf3 29. Rxf3 Rxf3 30. gxf3 Bh3 31. Qd2 Rf8 32. Qe3 Re8 33. Qf2 Qd6 34.
Bf4 Qg6+ 35. Kh2 Rxe2 36. Qxe2 Bxf4+ 37. Kxh3 *
Position (FEN): 6k1/6p1/6q1/pp1p4/3P1b1P/1BP2P1K/4Q3/R7 b - - 0 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 691
Best move: Qg3#