Chess puzzle (Checkmate)
Moves: 1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c5 5. dxc5 d4 6. Ne4 Bxc5 7. Nxc5 Qa5+ 8.
Bd2 Qxc5 9. Rc1 Qf5 10. Nf3 Nc6 11. e3 Nf6 12. Bc4 O-O 13. O-O Be6 14. exd4
Bxc4 15. Rxc4 Rad8 16. Be3 Nd5 17. Rc5 Qe6 18. Qc1 Rfe8 19. Ng5 Qg6 20. Nh3
Nxe3 21. fxe3 h6 22. Nf4 Qe4 23. d5 Ne5 24. Rc7 Ng4 25. Nh5 Nxe3 26. Rfxf7 *
Position (FEN): 3rr1k1/ppR2Rp1/7p/3P3N/4q3/4n3/PP4PP/2Q3K1 b - - 0 26
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 830
Best move: Qxg2#