rn2kbnN/p3p1p1/1q2bp1p/2pp4/1p3PP1/2PP4/PP1QP2P/RNB1KBR1 b q - 4 12
FEN state: rn2kbnN/p3p1p1/1q2bp1p/2pp4/1p3PP1/2PP4/PP1QP2P/RNB1KBR1 b q - 4 12 ; Best move: b8c6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and white knight at h8. Black pawn at a7, black pawn at e7 and black pawn at g7. Black queen at b6, black bishop at e6, black pawn at f6 and black pawn at h6. Black pawn at c5 and black pawn at d5. Black pawn at b4, white pawn at f4 and white pawn at g4. White pawn at c3 and white pawn at d3. White pawn at a2, white pawn at b2, white queen at d2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 4. Full move number is 12. Black to move.