r1b1kbnr/pp1p2p1/n1p1p3/2q5/BP1PP2P/4p3/P1P2P1P/RN2QKNR b kq - 4 12
FEN state: r1b1kbnr/pp1p2p1/n1p1p3/2q5/BP1PP2P/4p3/P1P2P1P/RN2QKNR b kq - 4 12 ; Best move: c5d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at g7. Black knight at a6, black pawn at c6 and black pawn at e6. Black queen at c5. White bishop at a4, white pawn at b4, white pawn at d4, white pawn at e4 and white pawn at h4. Black pawn at e3. White pawn at a2, white pawn at c2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at e1, white king at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 12. Black to move.