r4br1/pb1kp1pp/n1pp1n1B/3P4/q3Pp2/2N2P2/PP4PP/1RQ1KBNR b K e3 0 15
FEN state: r4br1/pb1kp1pp/n1pp1n1B/3P4/q3Pp2/2N2P2/PP4PP/1RQ1KBNR b K e3 0 15 ; Best move: a4b4
The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at g8. Black pawn at a7, black bishop at b7, black king at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at c6, black pawn at d6, black knight at f6 and white bishop at h6. White pawn at d5. Black queen at a4, white pawn at e4 and black pawn at f4. White knight at c3 and white pawn at f3. White pawn at a2, white pawn at b2, white pawn at g2 and white pawn at h2. White rook at b1, white queen at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 15. En Passant Target Square: e3. Black to move.