1rb1kb2/p1p1p2r/1p1q2p1/2np1p1p/2P1P1nP/PP3P1N/Q2P4/RNB1KB1R b Q - 0 16
FEN state: 1rb1kb2/p1p1p2r/1p1q2p1/2np1p1p/2P1P1nP/PP3P1N/Q2P4/RNB1KB1R b Q - 0 16 ; Best move: d6g3
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at c7, black pawn at e7 and black rook at h7. Black pawn at b6, black queen at d6 and black pawn at g6. Black knight at c5, black pawn at d5, black pawn at f5 and black pawn at h5. White pawn at c4, white pawn at e4, black knight at g4 and white pawn at h4. White pawn at a3, white pawn at b3, white pawn at f3 and white knight at h3. White queen at a2 and white pawn at d2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.