r1q2bkr/2ppn3/4p2p/pNnb2p1/1p2p1PP/NP3P2/PBPP4/R2QKR2 w Q - 15 24
FEN state: r1q2bkr/2ppn3/4p2p/pNnb2p1/1p2p1PP/NP3P2/PBPP4/R2QKR2 w Q - 15 24 ; Best move: b2h8
The current state of the chess board is: Black rook at a8, black queen at c8, black bishop at f8, black king at g8 and black rook at h8. Black pawn at c7, black pawn at d7 and black knight at e7. Black pawn at e6 and black pawn at h6. Black pawn at a5, white knight at b5, black knight at c5, black bishop at d5 and black pawn at g5. Black pawn at b4, black pawn at e4, white pawn at g4 and white pawn at h4. White knight at a3, white pawn at b3 and white pawn at f3. White pawn at a2, white bishop at b2, white pawn at c2 and white pawn at d2. White rook at a1, white queen at d1, white king at e1 and white rook at f1. White queenside is the only castle move available. Half move number is 15. Full move number is 24. White to move.