Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 g6 5. Bd3 Bxd3 6. Qxd3 Bg7 7. h4 h6 8. Bf4
e6 9. Nc3 Nd7 10. g4 Ne7 11. h5 g5 12. Bxg5 hxg5 13. Nxg5 Ng6 14. Nxe6 fxe6 15.
Qxg6+ Kf8 16. h6 Bxe5 17. dxe5 Qe7 18. O-O-O Nxe5 19. Qh5 Qf6 20. g5 Qf4+ 21.
Kb1 Ke7 22. g6 Rag8 23. g7 Rh7 24. Rde1 Nf7 25. Rxe6+ Kd7 26. Nxd5 cxd5 27.
Qxd5+ Nd6 28. Rxd6+ Qxd6 29. Qxg8 Rxh6 30. Rxh6 *
Position (FEN): 6Q1/pp1k2P1/3q3R/8/8/8/PPP2P2/1K6 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 508
Best move: Qd1#