Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 cxd4 6. cxd4 Bf5 7. Nf3 e6 8. b3 Bg4
9. Bb2 Nge7 10. Be2 Nf5 11. Qd3 Qb6 12. Nbd2 Bb4 13. O-O-O O-O-O 14. h3 Bxf3
15. Nxf3 Ng3 16. Rhg1 Nxe2+ 17. Qxe2 Kb8 18. Kb1 Qa5 19. Rc1 Ba3 20. Bxa3 Qxa3
21. Rc5 Qb4 22. Qd3 Rc8 23. Rgc1 g6 24. Ng5 Rc7 25. Kb2 h6 26. a3 Qb6 27. Nf3
Rhc8 28. b4 a6 29. Qb3 Ne7 30. a4 Nf5 31. a5 Qa7 32. Qc2 Rxc5 33. dxc5 Ne7 34.
Nd4 Nc6 35. Nxc6+ bxc6 36. Ka3 Qb7 37. Rb1 Qb5 38. Rb3 Qf1 39. Qd3 *
Position (FEN): 1kr5/5p2/p1p1p1pp/P1PpP3/1P3P2/KR1Q3P/6P1/5q2 b - - 7 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 876
Best move: Qa1#