2b1k1nr/rp1p1p2/n1pbp1pp/4P3/3P1B1P/p1P3PB/PPK2P2/RN3QNR b k - 0 16
FEN state: 2b1k1nr/rp1p1p2/n1pbp1pp/4P3/3P1B1P/p1P3PB/PPK2P2/RN3QNR b k - 0 16 ; Best move: g6g5
The current state of the chess board is: Black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at d7 and black pawn at f7. Black knight at a6, black pawn at c6, black bishop at d6, black pawn at e6, black pawn at g6 and black pawn at h6. White pawn at e5. White pawn at d4, white bishop at f4 and white pawn at h4. Black pawn at a3, white pawn at c3, white pawn at g3 and white bishop at h3. White pawn at a2, white pawn at b2, white king at c2 and white pawn at f2. White rook at a1, white knight at b1, white queen at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.