Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 cxd4 5. Nxd4 Bg7 6. e4 O-O 7. Be3 d6 8. f3
e5 9. Nc2 Na6 10. Qd2 Nc5 11. Nd5 Nxd5 12. cxd5 a5 13. Bxc5 dxc5 14. Bb5 Qh4+
15. Qf2 Qg5 16. Qxc5 Bh6 17. Qf2 f5 18. h4 Qh5 19. d6 Rd8 20. Rd1 Bd7 21. Bxd7
Rxd7 22. Rg1 Bf8 23. g4 fxg4 24. fxg4 Qh6 25. Qf6 Bg7 26. Qe6+ Rf7 27. h5 Qf4
28. Rd2 Bh6 29. Re2 *
Position (FEN): r5k1/1p3r1p/3PQ1pb/p3p2P/4PqP1/8/PPN1R3/4K1R1 b - - 4 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 971
Best move: Qc1#