Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Nc3 Bb4 7. Bd2 O-O 8.
O-O-O a5 9. Bb5 a4 10. Nxa4 Ng4 11. Qe2 Qa5 12. Bxc6 bxc6 13. b3 Ba6 14. Bxb4
Qxb4 15. Qd2 Qa3+ 16. Kb1 Rfb8 17. Nc3 d5 18. exd5 cxd5 19. h3 Nf6 20. Nd4 Ne4
21. Nxe4 dxe4 22. Qc1 Qc5 23. Rhe1 e5 24. Nf5 Bb7 25. Qg5 g6 26. Nh6+ Kg7 27.
Ng4 Rxa2 28. Qf6+ Kf8 29. Qh8+ Ke7 30. Qxb8 *
Position (FEN): 1Q6/1b2kp1p/6p1/2q1p3/4p1N1/1P5P/r1P2PP1/1K1RR3 b - - 0 30
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 1003
Best move: Qxc2#