Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Staunton-Cochrane_Variation
Moves: 1. e4 c5 2. c4 Nc6 3. Nc3 d6 4. d3 Nf6 5. f4 g6 6. h3 Bg7 7. g4 Nd4 8. Bg2 O-O
9. Nge2 Nd7 10. Ng3 e6 11. g5 f5 12. exf5 exf5 13. O-O Rb8 14. h4 b5 15. cxb5
Nxb5 16. Nxb5 Rxb5 17. Rb1 Qa5 18. b3 Qxa2 19. Bd2 Ba6 *
Position (FEN): 5rk1/p2n2bp/b2p2p1/1rp2pP1/5P1P/1P1P2N1/q2B2B1/1R1Q1RK1 w - - 2 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1360
Best move: Bd5+