Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nf6 7. e5 Qe7
8. O-O Ne4 9. Qd3 Nc5 10. Qd2 d6 11. exd6 Qxd6 12. Re1+ Be6 13. Bxe6 Nxe6 14.
Na3 O-O-O 15. Nc4 Qb4 16. a3 Qxd2 17. Ncxd2 d3 18. c3 Nc5 19. Re3 Rhe8 20. Rae1
Rxe3 21. Rxe3 f6 22. Kf1 Na5 23. b4 Nab3 24. bxc5 Nxd2+ 25. Nxd2 b6 26. Re7
bxc5 27. Rxg7 h6 28. Rg6 c4 29. Rxh6 Rd6 30. Ne4 Rb6 31. Rxf6 *
Position (FEN): 2k5/p1p5/1r3R2/8/2p1N3/P1Pp4/5PPP/5K2 b - - 0 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1045
Best move: Rb1#