rnb1kb1r/pp3pp1/6np/1qppp3/2P3P1/PP2PP2/3PKN1P/RNBQ1B1R b kq - 1 10
FEN state: rnb1kb1r/pp3pp1/6np/1qppp3/2P3P1/PP2PP2/3PKN1P/RNBQ1B1R b kq - 1 10 ; Best move: d5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at f7 and black pawn at g7. Black knight at g6 and black pawn at h6. Black queen at b5, black pawn at c5, black pawn at d5 and black pawn at e5. White pawn at c4 and white pawn at g4. White pawn at a3, white pawn at b3, white pawn at e3 and white pawn at f3. White pawn at d2, white king at e2, white knight at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. Black to move.