Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Qxd4 7. Nf3 Qg4 8. Bxf5
Qxf5 9. c4 Qe4+ 10. Be3 dxc4 11. Nbd2 Qd5 12. Qc2 Qd3 13. Qa4 e6 14. Rd1 Na6
15. a3 Rd8 16. Bxa7 Nc5 17. Qa5 Ne4 18. Qxd8+ Qxd8 19. Nxe4 Qa5+ 20. Ke2 Qxa7
21. Rd2 Nh6 22. Rhd1 Be7 23. Rd7 Nf5 24. Kf1 O-O 25. Kg1 Bc5 26. g3 Qb6 27.
R1d2 c3 28. Nxc3 Qb3 29. Kg2 Ne7 30. Ne4 Qb5 31. b4 Bxb4 32. axb4 Qxb4 33. R2d4
Qa3 34. Rxb7 Nf5 35. Rdd7 Qa4 36. Neg5 c5 37. Nxf7 Qxd7 38. Rxd7 Rxf7 39. Rd8+
Rf8 40. Rd1 Rc8 41. Ng5 Rc6 *
Position (FEN): 6k1/6p1/2r1p3/2p1PnNp/7P/6P1/5PK1/3R4 w - - 6 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 856
Best move: Rd8#