Chess puzzle (Equality)
Moves: 1. e4 e5 2. Nf3 d6 3. d3 Bg4 4. Be2 h5 5. h3 Bxf3 6. Bxf3 Nd7 7. Nc3 c6 8. Bxh5
Ngf6 9. Bf3 Be7 10. Be3 Qc7 11. Qd2 O-O-O 12. Bxa7 *
Position (FEN): 2kr3r/Bpqnbpp1/2pp1n2/4p3/4P3/2NP1B1P/PPPQ1PP1/R3K2R b KQ - 0 12
Black to move.
Themes: Trapped Piece Middlegame  
Puzzle rating: 1699
Best move: b6