Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 c5 3. Bg5 Nc6 4. c3 h6 5. Bh4 Nf6 6. e3 Bg4 7. Nbd2 e5 8. Be2
Be7 9. dxe5 Ne4 10. Bxe7 Qxe7 11. Bb5 Nxd2 12. Bxc6+ bxc6 13. Qxd2 Bxf3 14.
gxf3 Qxe5 15. O-O-O Rb8 16. f4 Qe4 17. Qd3 Qa4 18. Kb1 O-O 19. Rhg1 Qe4 20.
Qxe4 dxe4 21. Rd2 Rb6 22. Rgd1 Rfb8 23. b3 c4 24. b4 a5 25. a3 axb4 26. axb4 c5
27. Rd8+ Kh7 28. Rxb8 Rxb8 29. Rd7 cxb4 30. cxb4 Rxb4+ 31. Kc2 Kg6 32. Rd4 f5
33. Kc3 Ra4 34. Rd2 Kh5 35. Rb2 Kg4 36. Rb7 g5 37. Rg7 Ra2 38. fxg5 hxg5 39.
h3+ Kh4 *
Position (FEN): 8/6R1/8/5pp1/2p1p2k/2K1P2P/r4P2/8 w - - 1 40
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 926
Best move: Rh7#