Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 Qe7 4. Bc4 h6 5. Nc3 c6 6. O-O Qc7 7. Re1 Be7 8. Be3
Nf6 9. h3 Nbd7 10. Qd2 Nf8 11. Rad1 b5 12. Bd3 a5 13. Ne2 Bd7 14. c3 c5 15. d5
g5 16. Nh2 Ng6 17. f3 Nf4 18. Nxf4 gxf4 19. Bf2 Rg8 20. Kh1 Nh5 21. Ng4 Rg6 22.
Rg1 f6 23. Bh4 Kf7 24. Kh2 Rag8 25. Qf2 Ng3 26. Qd2 h5 27. Nf2 Qd8 28. Nh1 Qf8
29. Nxg3 Rxg3 30. Bxg3 Rxg3 31. a3 *
Position (FEN): 5q2/3bbk2/3p1p2/pppPp2p/4Pp2/P1PB1PrP/1P1Q2PK/3R2R1 b - - 0 31
Black to move.
Themes:  Middlegame  
Puzzle rating: 2056
Best move: c4