Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_McDonnell_Attack
Moves: 1. e4 c5 2. f4 Nc6 3. Nf3 Qc7 4. Bc4 Qxf4 5. O-O Qd6 6. d3 e6 7. Ng5 f6 8. Nh3
b6 9. Nc3 Bb7 10. Nf4 O-O-O 11. a4 Nh6 12. a5 Nxa5 13. Rxa5 *
Position (FEN): 2kr1b1r/pb1p2pp/1p1qpp1n/R1p5/2B1PN2/2NP4/1PP3PP/2BQ1RK1 b - - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1088
Best move: bxa5