Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. Bb5 Nge7 5. d4 cxd4 6. cxd4 a6 7. Bxc6 Nxc6 8.
d5 Bb4+ 9. Nc3 Na7 10. a3 Ba5 11. b4 Bc7 12. O-O d6 13. Bg5 f6 14. Be3 O-O 15.
Rc1 Nb5 16. Qd3 Nxc3 17. Rxc3 Bb8 18. Rfc1 Ba7 *
Position (FEN): r1bq1rk1/bp4pp/p2p1p2/3Pp3/1P2P3/P1RQBN2/5PPP/2R3K1 w - - 3 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1364
Best move: Bxa7