rn4nr/2pp2p1/4pk1p/pb3p2/1pP4P/P2PQ1PR/P1N1P1P1/R1B1KBN1 w Q - 5 17
FEN state: rn4nr/2pp2p1/4pk1p/pb3p2/1pP4P/P2PQ1PR/P1N1P1P1/R1B1KBN1 w Q - 5 17 ; Best move: c1b2
The current state of the chess board is: Black rook at a8, black knight at b8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at e6, black king at f6 and black pawn at h6. Black pawn at a5, black bishop at b5 and black pawn at f5. Black pawn at b4, white pawn at c4 and white pawn at h4. White pawn at a3, white pawn at d3, white queen at e3, white pawn at g3 and white rook at h3. White pawn at a2, white knight at c2, white pawn at e2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 5. Full move number is 17. White to move.