r3kbnr/ppp1pppp/2np4/8/2b1P1P1/4KP1P/PPQP2B1/RNB3NR b kq - 0 10
FEN state: r3kbnr/ppp1pppp/2np4/8/2b1P1P1/4KP1P/PPQP2B1/RNB3NR b kq - 0 10 ; Best move: d6d5
The current state of the chess board is: Black rook at a8, 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 c7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at c6 and black pawn at d6. Black bishop at c4, white pawn at e4 and white pawn at g4. White king at e3, white pawn at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white queen at c2, white pawn at d2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.