Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. b3 d5 6. Bb2 d4 7. d3 Bd6 8. Nbd2
f6 9. Nc4 e5 10. O-O Be6 11. Nfd2 Ne7 12. a4 Nc8 13. a5 O-O 14. Ba3 Be7 15. f4
exf4 16. Rxf4 Qc7 17. Rf1 Nd6 18. Nxd6 Bxd6 19. Qh5 Qf7 20. Qxf7+ Rxf7 21. Rae1
Rb7 22. Nc4 Bxc4 23. dxc4 Re7 24. Rf3 Rae8 25. c3 Rxe4 26. Rxe4 Rxe4 27. cxd4
Rxd4 28. Re3 Kf7 29. h3 h5 30. Kf2 h4 31. Kf3 Rd2 32. Rc3 Ra2 33. Bc1 Bg3 34.
Rd3 Ke6 35. Be3 Rxa5 36. Rd8 Ra3 37. Re8+ Kd7 38. Rg8 g5 39. Rg7+ Ke6 40. Bxc5
Rxb3+ 41. Kg4 a5 *
Position (FEN): 8/6R1/2p1kp2/p1B3p1/2P3Kp/1r4bP/6P1/8 w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 583
Best move: Re7#