Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Qc7 9. O-O-O Nbd7 10. Bxf6 Bxf6 11. g4 g5 12. f5 Ne5 13. Qg2 b5 14. fxe6 fxe6
15. Qh3 Qf7 16. Be2 O-O 17. Rdf1 Qg6 18. Nf3 b4 19. Nxe5 Bxe5 20. Na4 Rb8 21.
Rxf8+ Kxf8 22. Rf1+ Bf4+ 23. Kb1 Bd7 24. b3 Bxa4 25. bxa4 Qxe4 26. Bd3 Qd4 27.
Qxh7 b3 28. axb3 Ke8 29. Bg6+ Kd8 30. Qg8+ Kc7 31. Qxe6 Be5 32. Qe7+ Kc6 33.
Be8+ Kb6 34. a5+ Kxa5 35. Qc7+ Rb6 36. c3 Qd3+ 37. Ka2 Qc2+ 38. Ka3 *
Position (FEN): 4B3/2Q5/pr1p4/k3b1p1/6P1/KPP5/2q4P/5R2 b - - 4 38
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 859
Best move: Qxb3#