r1b1kbnr/pp2p1p1/2n2p2/q2p3p/1pB5/N3PPP1/P1PP3P/R1BQ1KNR b kq - 3 10
FEN state: r1b1kbnr/pp2p1p1/2n2p2/q2p3p/1pB5/N3PPP1/P1PP3P/R1BQ1KNR b kq - 3 10 ; Best move: d5c4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at e7 and black pawn at g7. Black knight at c6 and black pawn at f6. Black queen at a5, black pawn at d5 and black pawn at h5. Black pawn at b4 and white bishop at c4. White knight at a3, white pawn at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 10. Black to move.