r1bqkbnr/p1p1np2/3pp3/1p4pp/2PP2P1/3Q1P1P/PP2P1B1/RNB1K1NR w KQkq - 0 8
FEN state: r1bqkbnr/p1p1np2/3pp3/1p4pp/2PP2P1/3Q1P1P/PP2P1B1/RNB1K1NR w KQkq - 0 8 ; Best move: c4b5
The current state of the chess board is: Black rook at a8, 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 a7, black pawn at c7, black knight at e7 and black pawn at f7. Black pawn at d6 and black pawn at e6. Black pawn at b5, black pawn at g5 and black pawn at h5. White pawn at c4, white pawn at d4 and white pawn at g4. White queen at d3, white pawn at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at e2 and white bishop at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. White to move.