rnb1kb1r/p5pp/3p3n/1p2p3/1q3pP1/3KpR1N/P1PNQ1B1/3R4 b q - 3 24
FEN state: rnb1kb1r/p5pp/3p3n/1p2p3/1q3pP1/3KpR1N/P1PNQ1B1/3R4 b q - 3 24 ; Best move: b4d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at g7 and black pawn at h7. Black pawn at d6 and black knight at h6. Black pawn at b5 and black pawn at e5. Black queen at b4, black pawn at f4 and white pawn at g4. White king at d3, black pawn at e3, white rook at f3 and white knight at h3. White pawn at a2, white pawn at c2, white knight at d2, white queen at e2 and white bishop at g2. White rook at d1. Black queenside is the only castle move available. Half move number is 3. Full move number is 24. Black to move.