Nnbqk1nr/4ppb1/p2p2p1/1pp5/1P1P2P1/5P2/P1P1P2P/R2QKBNR b KQk - 0 10
FEN state: Nnbqk1nr/4ppb1/p2p2p1/1pp5/1P1P2P1/5P2/P1P1P2P/R2QKBNR b KQk - 0 10 ; Best move: g7d4
The current state of the chess board is: White knight at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at e7, black pawn at f7 and black bishop at g7. Black pawn at a6, black pawn at d6 and black pawn at g6. Black pawn at b5 and black pawn at c5. White pawn at b4, white pawn at d4 and white pawn at g4. White pawn at f3. White pawn at a2, white pawn at c2, white pawn at e2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 10. Black to move.