1nb2bnr/2q1ppPp/rp1pk2B/p7/P1p1P1P1/1P1P1N1B/R1P4P/1N1QK2R b K - 4 15
FEN state: 1nb2bnr/2q1ppPp/rp1pk2B/p7/P1p1P1P1/1P1P1N1B/R1P4P/1N1QK2R b K - 4 15 ; Best move: f8g7
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at e7, black pawn at f7, white pawn at g7 and black pawn at h7. Black rook at a6, black pawn at b6, black pawn at d6, black king at e6 and white bishop at h6. Black pawn at a5. White pawn at a4, black pawn at c4, white pawn at e4 and white pawn at g4. White pawn at b3, white pawn at d3, white knight at f3 and white bishop at h3. White rook at a2, white pawn at c2 and white pawn at h2. White knight at b1, white queen at d1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 4. Full move number is 15. Black to move.