Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Bb5 Bxc5 6. Bxc6+ bxc6 7. Nf3 Ba6 8.
Nc3 Qb6 9. Qd2 Qc7 10. Na4 Be7 11. b3 Nh6 12. Bb2 O-O 13. O-O-O c5 14. Ba3 c4
15. Bxe7 Qxe7 16. Qa5 Qb7 17. Nc5 Qb5 18. Qxb5 Bxb5 19. Nd4 Be8 20. Nb7 Rb8 21.
Nd6 Bd7 22. Kb2 cxb3 23. cxb3 f6 24. f4 fxe5 25. fxe5 Rf2+ 26. Ka1 Rxg2 27.
Rhg1 Rxh2 28. Rd3 Rf8 29. Rdg3 g6 30. Nf3 Rf2 31. Ng5 Re2 32. Rh1 Rff2 33. Rxh6
*
Position (FEN): 6k1/p2b3p/3Np1pR/3pP1N1/8/1P4R1/P3rr2/K7 b - - 0 33
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 529
Best move: Re1#