Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Nge7
8. Be2 O-O 9. O-O a6 10. Rb1 Qa5 11. Nxc6 Nxc6 12. Qd2 b5 13. Bc5 Re8 14. Bb4
Nxb4 15. cxb4 Qxa2 16. Qc3 Bb7 *
Position (FEN): r3r1k1/1b1p1ppp/p3p3/1p6/1P2P3/2Q5/q1P1BPPP/1R3RK1 w - - 2 17
White to move.
Themes:  Middlegame  
Puzzle rating: 1444
Best move: Ra1