Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 e5 6. d5 Nd4 7. f4 d6 8. Nf3
Nxf3+ 9. Qxf3 Bg4 10. Qd3 Be7 11. Be3 O-O 12. h3 Bd7 13. Be2 a6 14. O-O Rc8 15.
a4 Ne8 16. fxe5 dxe5 17. Qd2 f5 18. exf5 Bxf5 19. Bd3 Bxd3 20. Qxd3 Nd6 21. Ne4
Nxe4 22. Qxe4 Bd6 23. Qg4 Rc2 24. Qe6+ Kh8 25. Rxf8+ Qxf8 26. Rf1 Qd8 27. Rf7
Bf8 28. Bg5 Rxg2+ 29. Kxg2 Qxg5+ 30. Kf2 Qh4+ 31. Ke2 Qe4+ 32. Kd2 Qd4+ 33. Kc2
Qc4+ 34. Kb1 Qd3+ 35. Ka2 Qc4+ 36. b3 Qc2+ 37. Ka1 Qc3+ 38. Ka2 Qd2+ 39. Kb1
Qd3+ 40. Kc1 *
Position (FEN): 5b1k/1p3Rpp/p3Q3/3Pp3/P7/1P1q3P/8/2K5 b - - 8 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1073
Best move: Ba3#