r1b4r/1p2kQp1/1q2p3/p2p3n/1bN2P1P/1nP1P2R/P2P2P1/R1B1KBN1 b Q - 0 16
FEN state: r1b4r/1p2kQp1/1q2p3/p2p3n/1bN2P1P/1nP1P2R/P2P2P1/R1B1KBN1 b Q - 0 16 ; Best move: e7f7
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at h8. Black pawn at b7, black king at e7, white queen at f7 and black pawn at g7. Black queen at b6 and black pawn at e6. Black pawn at a5, black pawn at d5 and black knight at h5. Black bishop at b4, white knight at c4, white pawn at f4 and white pawn at h4. Black knight at b3, white pawn at c3, white pawn at e3 and white rook at h3. White pawn at a2, white pawn at d2 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 0. Full move number is 16. Black to move.