Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. a3 d5 4. e3 b6 5. cxd5 exd5 6. Nf3 Bd6 7. b4 O-O 8. Bb2
a5 9. b5 Re8 10. Nc3 Bg4 11. Be2 Nbd7 12. O-O Nf8 13. Qc2 Ng6 14. h3 Bd7 15.
Bd3 c6 16. a4 c5 17. Bf5 c4 18. e4 dxe4 19. Bxe4 Nxe4 20. Nxe4 Bf8 21. Ng3 Rc8
22. Bc3 Re7 23. Rfe1 Nf4 24. Rxe7 Bxe7 25. Ne5 Be8 26. Re1 Qd5 27. Nf5 *
Position (FEN): 2r1b1k1/4bppp/1p6/pP1qNN2/P1pP1n2/2B4P/2Q2PP1/4R1K1 b - - 5 27
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 793
Best move: Qxg2#