r1b1k2r/3p1p1p/pp1b2pn/q1pBp3/4P1P1/P6P/R1PPKP2/1NBQ2NR b kq - 0 12
FEN state: r1b1k2r/3p1p1p/pp1b2pn/q1pBp3/4P1P1/P6P/R1PPKP2/1NBQ2NR b kq - 0 12 ; Best move: a5b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at d7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, black bishop at d6, black pawn at g6 and black knight at h6. Black queen at a5, black pawn at c5, white bishop at d5 and black pawn at e5. White pawn at e4 and white pawn at g4. White pawn at a3 and white pawn at h3. White rook at a2, white pawn at c2, white pawn at d2, white king at e2 and white pawn at f2. White knight at b1, white bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. Black to move.