Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. Nf3 c5 2. e4 e6 3. Bc4 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Nc3 Bxb5 7. Nxb5 Nc6
8. O-O Nf6 9. c3 Be7 10. d4 O-O 11. Re1 cxd4 12. Nfxd4 Bc5 13. Bg5 h6 14. Bh4
g5 15. Bg3 Qb6 16. b4 Bxd4 17. Nxd4 Rac8 *
Position (FEN): 2r2rk1/pp3p2/1qn2n1p/3p2p1/1P1N4/2P3B1/P4PPP/R2QR1K1 w - - 1 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1915
Best move: Nf5