Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nf3 Nc6 3. d3 a5 4. g3 Bc5 5. Bg2 d6 6. O-O Bd7 7. e4 Nf6 8. Be3
Ba7 9. Nc3 O-O 10. Nd5 Nb8 11. Rc1 c6 12. Nxf6+ Qxf6 13. Bxa7 Rxa7 14. c5 Bg4
15. h3 Bxf3 16. Bxf3 Nd7 17. cxd6 Qxd6 18. Qb3 Nc5 *
Position (FEN): 5rk1/rp3ppp/2pq4/p1n1p3/4P3/1Q1P1BPP/PP3P2/2R2RK1 w - - 2 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1655
Best move: Qb6