Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bh5 5. Nc3 Nc6 6. d3 Nd4 7. g4 Bg6 8. Nxd4
exd4 9. Nb5 Be7 10. Nxd4 a6 11. Be3 Bf6 12. Qf3 c5 13. Nb3 b5 14. Bd5 Bxb2 15.
Bxa8 Bc3+ 16. Bd2 Bxa1 17. O-O Qxa8 18. Rxa1 Nf6 19. h4 h5 20. g5 Ng4 21. Bf4
d5 22. exd5 O-O 23. Kg2 c4 24. Nd4 cxd3 25. cxd3 Qa7 26. Nc6 Qd7 27. Re1 Re8
28. Ne5 Nxe5 29. Rxe5 Rc8 30. Re2 Rc3 31. Re3 Qf5 32. d6 Kf8 33. Qa8+ Rc8 34.
Qxa6 Rd8 35. Qb6 Qd7 36. Qd4 Bf5 37. Re7 Qc6+ 38. Kg3 Bg4 39. Re3 Qh1 40. f3 *
Position (FEN): 3r1k2/5pp1/3P4/1p4Pp/3Q1BbP/3PRPK1/P7/7q b - - 0 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1673
Best move: Qg1#