Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. Nc3 Qa5 5. Bc4 Bg4 6. h3 Qh5 7. Be2 e6 8.
O-O Bxh3 9. gxh3 Qxh3 10. Nh2 Bd6 11. f4 Qg3+ 12. Kh1 Bxf4 13. Rxf4 Qxf4 14. d4
Qh4 15. Bf3 Nc6 16. Be3 O-O-O 17. Bxc6 bxc6 18. Qf3 h5 19. Bf2 Qg5 20. Qxc6 Ng4
21. Bg3 e5 22. Nb5 Qe7 23. Rd1 f6 24. Qa8+ Kd7 25. dxe5+ Ke6 26. Qc6+ Kf7 27.
Rf1 Nxe5 28. Qxc7 Qxc7 29. Nxc7 Kg6 30. Bxe5 fxe5 31. Nf3 Rc8 32. Nxe5+ Kh7 33.
Rf7 Rhf8 34. Re7 Rf2 35. c4 Rxb2 36. Nd5 Rxa2 37. Nf6+ Kh6 38. Ne4 Ra6 39. Nf7+
Kg6 40. Nfd6 Kh7 41. Re6 Rcc6 42. Ng5+ Kg8 *
Position (FEN): 6k1/p5p1/r1rNR3/6Np/2P5/8/8/7K w - - 12 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 783
Best move: Re8#