rnbqkbnr/1pp1ppp1/p7/3p3p/P1B1P1P1/1P6/2PP1P1P/RNBQK1NR w KQk - 0 6
FEN state: rnbqkbnr/1pp1ppp1/p7/3p3p/P1B1P1P1/1P6/2PP1P1P/RNBQK1NR w KQk - 0 6 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at a6. Black pawn at d5 and black pawn at h5. White pawn at a4, white bishop at c4, white pawn at e4 and white pawn at g4. White pawn at b3. White pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, 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 6. White to move.