Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. O-O d6 5. d3 Ng4 6. h3 h5 7. Ng5 Be6 8. Bxe6
fxe6 9. Nxe6 Qe7 10. Ng5 Nf6 11. Qe2 Nc6 12. Nc3 O-O-O 13. Be3 Bd4 14. f4 Bxe3+
15. Qxe3 Kb8 16. f5 Nd4 17. Rf2 h4 18. Ne2 *
Position (FEN): 1k1r3r/ppp1q1p1/3p1n2/4pPN1/3nP2p/3PQ2P/PPP1NRP1/R5K1 b - - 1 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1455
Best move: Nxc2