Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Nc3 d5 7. e3 c6 8.
c5 Qc7 9. Bd3 Re8 10. O-O Nbd7 11. b4 e5 12. Nxe5 Nxe5 13. dxe5 Qxe5 14. b5 Bf5
15. Bxf5 Qxf5 16. bxc6 bxc6 17. Rab1 Rab8 18. a3 h5 19. Rb4 Ng4 20. h3 Ne5 21.
Rf4 Qg6 22. Re1 Nc4 23. Qe2 Rb2 24. Qf3 a5 25. e4 Nd2 26. Qd3 Nc4 27. Nd1 Rd2
28. Qc3 Qg5 29. Rf3 h4 30. Ne3 Nxe3 31. Qxd2 *
Position (FEN): 4r1k1/5pp1/2p5/p1Pp2q1/4P2p/P3nR1P/3Q1PP1/4R1K1 b - - 0 31
Black to move.
Themes: Kingside Attack Endgame Mate in 1 
Puzzle rating: 602
Best move: Qxg2#