Chess puzzle (Checkmate)
Moves: 1. e4 Nc6 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. d4 Nge7 6. Nbd2 d5 7. exd5 exd5 8.
Bb3 Bg4 9. O-O O-O 10. Re1 Re8 11. Nf1 Nf5 12. Ne3 Nxe3 13. Bxe3 Na5 14. Bc2 b6
15. h3 Be6 16. Qd2 Nc4 17. Qc1 Nxe3 18. fxe3 Bh6 19. Qd1 Bc8 20. e4 dxe4 21.
Bxe4 Rb8 22. Qd3 Re7 23. c4 Ba6 24. b3 Bg7 25. Rad1 Qd6 26. d5 Rbe8 27. Rd2 f5
28. Bxf5 Rxe1+ 29. Nxe1 Rxe1+ 30. Kf2 Qe7 31. Be6+ Kh8 32. Kxe1 c6 33. Qf3 cxd5
34. cxd5 Qb4 35. Kd1 Bc3 36. Rc2 Qd4+ 37. Kc1 Qg1+ 38. Qd1 Qe3+ 39. Kb1 Bd3 40.
a4 Qe4 41. Qc1 Bxc2+ 42. Qxc2 Qe1+ 43. Ka2 *
Position (FEN): 7k/p6p/1p2B1p1/3P4/P7/1Pb4P/K1Q3P1/4q3 b - - 2 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 453
Best move: Qa1#