rnb1kb1r/pp1pp1pp/8/1qp1np2/2PP3P/1P5R/P2NPPP1/R1BQKBN1 w Qkq - 1 9
FEN state: rnb1kb1r/pp1pp1pp/8/1qp1np2/2PP3P/1P5R/P2NPPP1/R1BQKBN1 w Qkq - 1 9 ; Best move: c4b5
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 d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black queen at b5, black pawn at c5, black knight at e5 and black pawn at f5. White pawn at c4, white pawn at d4 and white pawn at h4. White pawn at b3 and white rook at h3. White pawn at a2, white knight at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 9. White to move.