Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Modern_Variations
Moves: 1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. Bc4 Bg7 5. d4 cxd4 6. Nxd4 Bd7 7. Be3 Nc6 8.
Nf3 Nf6 9. Qd2 O-O 10. Bh6 a6 11. Bxg7 Kxg7 12. O-O b5 13. Bb3 b4 14. Ne2 Nxe4
15. Qe1 a5 16. a3 a4 17. Bc4 bxa3 18. Rxa3 Nb4 *
Position (FEN): r2q1r2/3bppkp/3p2p1/8/pnB1n3/R4N2/1PP1NPPP/4QRK1 w - - 1 19
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1189
Best move: Qxb4