r1b1k3/1pppqp1N/pb4rp/1B1Pp3/5nPP/1nP1PP2/P7/RNBQKR2 w q - 0 24
FEN state: r1b1k3/1pppqp1N/pb4rp/1B1Pp3/5nPP/1nP1PP2/P7/RNBQKR2 w q - 0 24 ; Best move: a2b3
The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at b7, black pawn at c7, black pawn at d7, black queen at e7, black pawn at f7 and white knight at h7. Black pawn at a6, black bishop at b6, black rook at g6 and black pawn at h6. White bishop at b5, white pawn at d5 and black pawn at e5. Black knight at f4, white pawn at g4 and white pawn at h4. Black knight at b3, white pawn at c3, white pawn at e3 and white pawn at f3. White pawn at a2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at f1. Black queenside is the only castle move available. Half move number is 0. Full move number is 24. White to move.