Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. d3 d6 3. Nc3 Bg7 4. Nge2 c5 5. g3 Nc6 6. Bg2 h5 7. O-O h4 8. Be3
Nf6 9. Qd2 hxg3 10. hxg3 Ng4 11. Nf4 Nd4 12. Nce2 e5 13. Nd5 Be6 14. c3 Bxd5
15. exd5 Nxe3 16. fxe3 Nf5 17. d4 Bh6 18. Nf4 exf4 19. exf4 O-O 20. Qd3 cxd4
21. cxd4 Bg7 22. Kh2 Nxd4 23. Rh1 Rc8 24. Raf1 Rc2 25. f5 Qg5 26. Rf4 Qh5+ 27.
Kg1 Ne2+ 28. Kf2 Nxf4+ 29. Qxc2 Qxf5 30. Qxf5 gxf5 31. gxf4 Bxb2 32. Rb1 Bd4+
33. Kf3 Bb6 34. Bh3 Re8 35. Bxf5 Re3+ 36. Kg4 Ra3 37. Bc8 Kg7 38. Kf5 Rxa2 39.
Rb4 Rf2 40. Rb3 Bc5 41. Rg3+ Kf8 42. Bxb7 Ke7 43. Bc6 a5 44. Rg8 a4 *
Position (FEN): 6R1/4kp2/2Bp4/2bP1K2/p4P2/8/5r2/8 w - - 0 45
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 645
Best move: Re8#