Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Bowdler_Attack
Moves: 1. e4 c5 2. Bc4 Nc6 3. d3 Nf6 4. c3 d6 5. h3 e6 6. Bg5 Be7 7. Bb3 Qb6 8. Nd2 h6
9. Bh4 Ne5 10. Ngf3 Nxd3+ 11. Ke2 Nxb2 12. Qc2 Qb5+ *
Position (FEN): r1b1k2r/pp2bpp1/3ppn1p/1qp5/4P2B/1BP2N1P/PnQNKPP1/R6R w kq - 2 13
White to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1423
Best move: c4