Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Symmetrical_Variation
Moves: 1. c4 c5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 a6 5. e3 e6 6. d4 cxd4 7. exd4 Bb4 8. Ne2
O-O 9. O-O d5 10. c5 b6 11. a3 Bxc3 12. bxc3 bxc5 13. Qa4 Qd6 14. Bf4 Qe7 *
Position (FEN): r1b2rk1/4qppp/p1n1pn2/2pp4/Q2P1B2/P1P3P1/4NPBP/R4RK1 w - - 4 15
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 723
Best move: Qxc6