Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. h3 c5 5. e3 e6 6. Bb5+ Nc6 7. Bxc6+ bxc6 8.
Nf3 Be7 9. Ne5 Qc8 10. Na4 cxd4 11. exd4 Qc7 12. O-O O-O 13. Nc5 Bxc5 14. Bxf6
gxf6 15. Nxf7 Qxf7 16. dxc5 Bg6 17. Qg4 f5 18. Qg5 Qf6 19. Qe3 f4 20. Qf3 Be4
21. Qg4+ Kh8 22. Qe2 Rg8 23. f3 Qd4+ 24. Kh1 Bxc2 25. Qxc2 e5 26. Rad1 Qb4 27.
a3 Qb8 28. Qf5 Rf8 29. Qc2 Rg8 30. b4 a6 31. Qb2 Qc7 32. Rfe1 Rae8 33. Qe2 Qg7
34. Qxa6 *
Position (FEN): 4r1rk/6qp/Q1p5/2Ppp3/1P3p2/P4P1P/6P1/3RR2K b - - 0 34
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 690
Best move: Qxg2#