Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Bowdler_Attack
Moves: 1. e4 c5 2. Bc4 Nc6 3. Qf3 e6 4. c3 Ne5 5. Qe2 Nxc4 6. Qxc4 d5 7. exd5 exd5 8.
Qe2+ Be7 9. d4 cxd4 10. cxd4 Nf6 11. f3 O-O 12. Be3 Bb4+ 13. Nc3 Re8 14. a3 Qa5
15. Qd3 Bf5 16. Qd2 Rac8 17. Nge2 Re7 18. O-O Rce8 *
Position (FEN): 4r1k1/pp2rppp/5n2/q2p1b2/1b1P4/P1N1BP2/1P1QN1PP/R4RK1 w - - 9 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1360
Best move: axb4