r1b1qbnr/p3p1p1/np1p4/2p2pkp/4P2P/1PPP1P2/P4K1B/RN1Q1BNR b - - 0 16
FEN state: r1b1qbnr/p3p1p1/np1p4/2p2pkp/4P2P/1PPP1P2/P4K1B/RN1Q1BNR b - - 0 16 ; Best move: g5f6
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7 and black pawn at g7. Black knight at a6, black pawn at b6 and black pawn at d6. Black pawn at c5, black pawn at f5, black king at g5 and black pawn at h5. White pawn at e4 and white pawn at h4. White pawn at b3, white pawn at c3, white pawn at d3 and white pawn at f3. White pawn at a2, white king at f2 and white bishop at h2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. Black to move.