Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Be7 6. O-O O-O 7. h3 c5 8.
dxc5 Bxc5 9. Nbd2 Nc6 10. Nb3 Bb6 11. Bg5 h6 12. Bh4 g5 13. Bg3 Bf5 14. c3 Re8
15. Nfd4 Bh7 16. Re1 Rc8 17. f3 Nxd4 18. Nxd4 Nh5 19. Bf2 Nf4 20. Bb5 Rxe1+ 21.
Qxe1 a6 22. Bf1 Rc7 23. Qd2 Qf6 24. Re1 Re7 25. g3 Rxe1 26. Qxe1 Ne6 27. Nb3
Bxf2+ 28. Qxf2 Qd8 29. Kg2 b6 30. Bxa6 Qd6 31. Bf1 Nc5 32. Nd4 Bd3 33. Be2 Qe5
34. h4 Bxe2 35. Nxe2 gxh4 36. gxh4 Kh7 37. Ng3 Nd3 38. Qxb6 Nf4+ 39. Kf1 Nd3
40. Ne2 Qh2 41. Qg1 Qxh4 42. Qg2 *
Position (FEN): 8/5p1k/7p/3p4/7q/2Pn1P2/PP2N1Q1/5K2 b - - 1 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1046
Best move: Qe1#