1nb1k1nr/r1ppb1pp/pp2pq2/5p2/P2P4/N1P1P2N/1PQ1KPPP/R1B2B1R b k - 6 8
FEN state: 1nb1k1nr/r1ppb1pp/pp2pq2/5p2/P2P4/N1P1P2N/1PQ1KPPP/R1B2B1R b k - 6 8 ; Best move: d7d5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at e6 and black queen at f6. Black pawn at f5. White pawn at a4 and white pawn at d4. White knight at a3, white pawn at c3, white pawn at e3 and white knight at h3. White pawn at b2, white queen at c2, white king at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 6. Full move number is 8. Black to move.