rnb1kb1r/p2p3p/8/1NP1pp1n/1pP2P1p/1Q2P3/P2B2PP/R3KBR1 w Q - 0 16
FEN state: rnb1kb1r/p2p3p/8/1NP1pp1n/1pP2P1p/1Q2P3/P2B2PP/R3KBR1 w Q - 0 16 ; Best move: b5c7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at h7. White knight at b5, white pawn at c5, black pawn at e5, black pawn at f5 and black knight at h5. Black pawn at b4, white pawn at c4, white pawn at f4 and black pawn at h4. White queen at b3 and white pawn at e3. White pawn at a2, white bishop at d2, white pawn at g2 and white pawn at h2. White rook at a1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. White to move.