Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_Staunton-Cochrane_Variation
Moves: 1. e4 c5 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Be2 Nc6 6. O-O Nf6 7. d3 O-O 8. a3
Bg4 9. Qd2 Bxf3 10. Bxf3 Nd4 11. Bd1 a5 12. Ne2 Nd7 13. Nxd4 Bxd4 14. Rb1 Ne5
15. b4 axb4 16. axb4 cxb4 17. Rxb4 Ra3 *
Position (FEN): 3q1rk1/1p2pp1p/3p2p1/4n3/1RPbP3/r2P4/3Q1PPP/2BB1RK1 w - - 1 18
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 874
Best move: Bxa3