Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Smith-Morra_Gambit
Moves: 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 Qb6 6. Nf3 Nf6 7. O-O Nc6 8.
Be3 Qxb2 9. Nb5 Qb4 10. Qe2 Qa5 11. e5 Ng4 12. Bd2 Qd8 13. h3 a6 14. Nd6+ Bxd6
15. exd6 Nf6 16. Bg5 b5 17. Bd3 Bb7 18. Nh2 O-O *
Position (FEN): r2q1rk1/1b1p1ppp/p1nPpn2/1p4B1/8/3B3P/P3QPPN/R4RK1 w - - 4 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1980
Best move: Ng4