r1b1kb1r/1pp1p1B1/pnn3p1/6N1/2pq2P1/1P3p2/P1KPPP1P/RN3B1R b kq - 4 16
FEN state: r1b1kb1r/1pp1p1B1/pnn3p1/6N1/2pq2P1/1P3p2/P1KPPP1P/RN3B1R b kq - 4 16 ; Best move: f8g7
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7 and white bishop at g7. Black pawn at a6, black knight at b6, black knight at c6 and black pawn at g6. White knight at g5. Black pawn at c4, black queen at d4 and white pawn at g4. White pawn at b3 and black pawn at f3. White pawn at a2, white king at c2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 4. Full move number is 16. Black to move.