Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. Bc4 Bg7 5. O-O d6 6. d4 cxd4 7. cxd4 Nf6 8. e5
dxe5 9. Qb3 O-O 10. a4 exd4 11. Bg5 Na5 12. Qa2 Nxc4 13. Qxc4 Be6 14. Qxd4 Qxd4
15. Nxd4 Ne4 16. Nxe6 fxe6 17. Be3 Bxb2 18. Ra2 Bf6 19. Na3 Nd6 20. Re2 Nf5 21.
Bc5 e5 22. Nb5 b6 23. Ba3 Rf7 24. Nc7 Rc8 25. Ne6 Nd4 26. Nxd4 exd4 27. Rd1 Rc4
28. Bc1 Rxa4 29. Bh6 Bg7 30. Bxg7 Kxg7 31. Re4 Kf8 32. Rexd4 Rxd4 33. Rxd4 e6
34. g4 Rc7 35. Kg2 Ke7 36. g5 b5 37. Rh4 Kd6 38. Rd4+ Ke5 39. Rb4 Rb7 40. f4+
Kf5 41. Kf3 a5 42. Re4 b4 *
Position (FEN): 8/1r5p/4p1p1/p4kP1/1p2RP2/5K2/7P/8 w - - 0 43
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 712
Best move: Re5#