Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. f4 Nf6 3. e5 Nd5 4. d4 e6 5. c4 Nb4 6. a3 N4c6 7. d5 exd5 8. cxd5
Nd4 9. d6 Qb6 10. Bc4 f6 11. Nc3 Nbc6 12. Nd5 Qd8 13. Nc7+ Qxc7 14. dxc7 fxe5
15. fxe5 Nxe5 16. b3 d6 17. Ne2 Bg4 18. Bf4 Nxc4 19. bxc4 Bxe2 20. Qa4+ Kf7 21.
Qd7+ Be7 22. Bxd6 Rhe8 23. Bxe7 Rxe7 24. c8=Q Nc2+ 25. Kd2 Rxc8 26. Qxc8 Nd4
27. Rae1 Nb3+ 28. Kc3 Re3+ 29. Kb2 Na5 30. Qxc5 Rb3+ 31. Kc2 Bd3+ 32. Kd2 Nxc4+
33. Kc1 *
Position (FEN): 8/pp3kpp/8/2Q5/2n5/Pr1b4/6PP/2K1R2R b - - 1 33
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 831
Best move: Rb1#