Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Qe7 7. Nc3 Be6 8.
Nd5 Qd7 9. O-O O-O-O 10. Bf4 Kb8 11. e5 dxe5 12. Qxe5 Bxd5 13. Bxd5 Rc8 14.
Rad1 Qb5 15. c4 Qe8 16. Qf5 Nf6 17. Rfe1 Qd7 18. Qxd7 Nxd7 19. Bxf7 Nf6 20. Be6
Re8 21. a3 Bc5 22. b4 Be7 23. Bf7 Rhf8 24. Bxe8 Rxe8 25. c5 Ng8 26. Rd7 Kc8 27.
Rxc7+ Kd8 28. Rd1+ Bd6 29. Bxd6 Re6 30. Bg3+ Ke8 31. Rxb7 Nf6 32. Rb8+ Kf7 33.
Rb7+ Kf8 34. Rxa7 h6 35. Rd8+ Ne8 36. Bd6+ Kg8 37. Raa8 *
Position (FEN): R2Rn1k1/6p1/3Br2p/2P5/1P6/P7/5PPP/6K1 b - - 5 37
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 913
Best move: Re1#