Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 Nc6 3. Nf3 e6 4. a3 Be7 5. h3 Nf6 6. c4 dxc4 7. Bxc4 O-O 8. b4
a6 9. O-O b5 10. Ba2 Bb7 11. Bb2 Bd6 12. Nbd2 Ne7 13. Rc1 Ng6 14. Re1 Re8 15.
Qe2 Rc8 16. Bb1 Ne7 17. Ng5 g6 18. Rc3 Nh5 19. e4 Nc6 20. Ndf3 Nf4 21. Qd2 Qf6
22. e5 Bxe5 23. dxe5 Nxe5 24. Rc5 Bxf3 25. Bxe5 Qxg5 26. Qxf4 *
Position (FEN): 2r1r1k1/2p2p1p/p3p1p1/1pR1B1q1/1P3Q2/P4b1P/5PP1/1B2R1K1 b - - 0 26
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 795
Best move: Qxg2#