Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. d5 e5 3. dxe6 fxe6 4. Nf3 Nf6 5. c4 d5 6. cxd5 exd5 7. Nc3 Nc6 8.
Bg5 d4 9. Ne4 Qa5+ 10. Bd2 Qd8 11. Nxf6+ Qxf6 12. e3 Be7 13. exd4 cxd4 14. Bb5
O-O 15. O-O Bg4 16. Be2 Rad8 17. Bg5 Qf7 18. Bxe7 Qxe7 19. Re1 Qf6 20. Qb3+ Kh8
21. Qxb7 Ne5 22. Nxe5 Qxf2+ 23. Kh1 Bxe2 24. Qe7 d3 25. Rg1 d2 26. Nc6 Rde8 27.
Qd6 d1=Q 28. Raxd1 Bxd1 29. Qxd1 h6 30. Qb3 Qf6 31. Nxa7 Qf2 32. Nb5 Qxg1+ 33.
Kxg1 *
Position (FEN): 4rr1k/6p1/7p/1N6/8/1Q6/PP4PP/6K1 b - - 0 33
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1255
Best move: Re1#