rnB1k1r1/6p1/p1p2p2/8/NbnK1PpP/Pb5N/1P5R/R1B2Q2 w q - 3 24
FEN state: rnB1k1r1/6p1/p1p2p2/8/NbnK1PpP/Pb5N/1P5R/R1B2Q2 w q - 3 24 ; Best move: a3b4
The current state of the chess board is: Black rook at a8, black knight at b8, white bishop at c8, black king at e8 and black rook at g8. Black pawn at g7. Black pawn at a6, black pawn at c6 and black pawn at f6. White knight at a4, black bishop at b4, black knight at c4, white king at d4, white pawn at f4, black pawn at g4 and white pawn at h4. White pawn at a3, black bishop at b3 and white knight at h3. White pawn at b2 and white rook at h2. White rook at a1, white bishop at c1 and white queen at f1. Black queenside is the only castle move available. Half move number is 3. Full move number is 24. White to move.