Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Nf6 7. O-O Be7 8.
e5 Ng4 9. e6 Ne5 10. exf7+ Nxf7 11. Qxg7 Rf8 12. Bxf7+ Rxf7 13. Qg8+ Rf8 14.
Qxh7 Bf5 15. Qh5+ Rf7 16. c3 Qd7 17. Re1 O-O-O 18. Qxf7 Re8 19. Bf4 Kd8 20. Nd2
Rf8 21. Qc4 Kc8 22. Bg3 Kb8 23. Nf3 a6 24. Nd4 Bh7 25. b4 Bg8 26. Qe2 Bf6 27.
a4 Bd5 28. b5 a5 29. Qd3 b6 30. c4 Bb7 31. Re2 Qg4 32. Rd1 Bxd4 33. Qxd4 Qxe2
34. Qd3 Qg4 35. h3 Qg8 36. Re1 Qf7 37. Qd4 Qg6 38. Kh2 Qh7 39. Re2 Qb1 40. Bxd6
cxd6 41. Qxd6+ Ka7 42. Qxf8 Qf1 43. Qe7 *
Position (FEN): 8/kb2Q3/1p6/pP6/P1P5/7P/4RPPK/5q2 b - - 2 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 860
Best move: Qxg2#