1n2k2r/1p1b1p1p/r1qbp3/3P4/p1NpPpP1/8/P2K3P/R1B1nBNR b k - 4 24
FEN state: 1n2k2r/1p1b1p1p/r1qbp3/3P4/p1NpPpP1/8/P2K3P/R1B1nBNR b k - 4 24 ; Best move: d6b4
The current state of the chess board is: Black knight at b8, black king at e8 and black rook at h8. Black pawn at b7, black bishop at d7, black pawn at f7 and black pawn at h7. Black rook at a6, black queen at c6, black bishop at d6 and black pawn at e6. White pawn at d5. Black pawn at a4, white knight at c4, black pawn at d4, white pawn at e4, black pawn at f4 and white pawn at g4. White pawn at a2, white king at d2 and white pawn at h2. White rook at a1, white bishop at c1, black knight at e1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 4. Full move number is 24. Black to move.