Chess puzzle (Checkmate)
Moves: 1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Ne8
9. h4 f5 10. f3 Nc5 11. Qd2 fxe4 12. fxe4 Nf6 13. Bxc5 dxc5 14. g5 Ne8 15.
O-O-O Nd6 16. h5 Rf4 17. hxg6 hxg6 18. Nh3 Bxh3 19. Rxh3 Qxg5 20. Rdh1 Qf6 21.
Bd3 Rf2 22. Qe3 Qf4 23. Qxf4 exf4 24. e5 Bxe5 25. Bxg6 Nxc4 26. Bf5 Nxb2 27.
Be6+ Kf8 28. Ne4 Re2 29. Nxc5 Ke7 30. Rh7+ Kd6 *
Position (FEN): r7/ppp4R/3kB3/2NPb3/5p2/8/Pn2r3/2K4R w - - 3 31
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1405
Best move: Nxb7#