Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. h3 Nf6 4. Nc3 e6 5. a3 Be7 6. Bc4 a6 7. O-O b5 8. Ba2 Bb7
9. d3 Nc6 10. Bg5 h6 11. Bh4 g5 12. Bg3 g4 13. hxg4 Nxg4 14. Nh2 Nge5 15. Nf3
Bf6 16. Nxe5 Bxe5 17. Bxe5 Nxe5 18. f4 Nc6 19. Ne2 Qh4 20. Qe1 Qg4 21. Qf2 Rg8
22. Qf3 Qh4 23. c3 O-O-O 24. Qf2 Qg4 25. Qf3 Qg7 26. a4 b4 27. Bb3 Na5 28. Bd1
b3 29. Qe3 *
Position (FEN): 2kr2r1/1b3pq1/p2pp2p/n1p5/P3PP2/1pPPQ3/1P2N1P1/R2B1RK1 b - - 1 29
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 671
Best move: Qxg2#