Chess puzzle (Checkmate)
Moves: 1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. Nc3 d6 5. Bg5 Be7 6. e3 Ne4 7. Bxe7 Qxe7 8.
Nxe4 fxe4 9. Nd2 d5 10. cxd5 exd5 11. Be2 O-O 12. Qb3 c6 13. O-O Qg5 14. Nxe4
Qg6 15. Bd3 Bh3 16. Ng3 Bf5 17. Nxf5 Rxf5 18. Qc2 Na6 19. Bxf5 Qf6 20. Bxh7+
Kf7 21. a3 Rh8 22. Bd3 Qh4 23. h3 Qg5 24. Kh2 Qf6 25. Qb3 b5 26. a4 g5 27. axb5
g4 28. Rxa6 gxh3 29. Rxa7+ Ke6 30. g3 Qf3 31. Qc2 *
Position (FEN): 7r/R7/2p1k3/1P1p4/3P4/3BPqPp/1PQ2P1K/5R2 b - - 2 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 789
Best move: Qg2#