Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Bd3 Bd7 6. Be3 cxd4 7. cxd4 Ng6 8. Bxg6
hxg6 9. Nf3 Bb4+ 10. Nc3 Nc6 11. O-O a6 12. a3 Be7 13. b4 b5 14. Rc1 Rc8 15.
Nb1 g5 16. Nbd2 g4 17. Ne1 Bg5 18. Nb3 Bxe3 19. fxe3 Qh4 20. Rf2 g3 21. Rf3
Qxh2+ 22. Kf1 Qh1+ 23. Ke2 Qh5 24. Nc5 a5 25. Ned3 Qg4 26. Nxd7 Kxd7 27. bxa5
Rh2 28. Ne1 Nxa5 29. Rxc8 Kxc8 30. Qc2+ Nc4 31. a4 bxa4 32. Qxa4 Qe4 33. Qe8+
Kb7 34. Rxf7+ Kb6 35. Qb8+ Kc6 36. Qc8+ Kb5 37. Qc5+ Ka4 38. Ra7+ Kb3 39. Rb7+
Kc3 *
Position (FEN): 8/1R4p1/4p3/2QpP3/2nPq3/2k1P1p1/4K1Pr/4N3 w - - 11 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1262
Best move: Qb4#