Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Caro-Kann_Defensive_System
Moves: 1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nc6 5. Nf3 Bg4 6. g3 e6 7. Bg2 Qb6 8. O-O
Bxf3 9. exf3 Nxd4 10. Na4 Qb4 11. Bd2 Qc4 12. b3 Qe2 13. Qc1 Nxf3+ 14. Bxf3
Qxf3 15. Qc7 d4 16. Bf4 Nf6 17. Rad1 Nd5 *
Position (FEN): r3kb1r/ppQ2ppp/4p3/3n4/N2p1B2/1P3qP1/P4P1P/3R1RK1 w kq - 4 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1287
Best move: Qxb7