Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. e4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3
Bxd3 9. Qxd3 e6 10. Bf4 Ngf6 11. O-O-O Qa5 12. Kb1 O-O-O 13. Rh3 Be7 14. Ne4
Nxe4 15. Qxe4 Qd5 16. Qe2 Bd6 17. Ne5 Bxe5 18. dxe5 Qa5 19. Ra3 Qb6 20. Be3 c5
21. f4 h5 22. Rd6 Qc7 23. Rxa7 Nb8 24. Qd3 Rxd6 25. exd6 Qc6 26. Ra8 Kd7 27. f5
Qxg2 28. fxe6+ fxe6 29. b3 Qh1+ 30. Kb2 Qd5 31. Qg6 Qe5+ 32. c3 Qxe3 33. Qxg7+
Kxd6 34. Qxh8 Qd2+ 35. Ka3 Qc1+ 36. Ka4 Qf4+ 37. c4 Nd7 38. Qd8 Qd2 39. a3 Qe1
40. Rc8 b6 41. Rc7 *
Position (FEN): 3Q4/2Rn4/1p1kp3/2p4p/K1P4P/PP6/8/4q3 b - - 1 41
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 793
Best move: Qa5#