rnbqkbn1/p5pr/1p6/2Pppp2/2P4p/P4P2/1P1KPBPP/RN1Q1BNR w q - 0 9
FEN state: rnbqkbn1/p5pr/1p6/2Pppp2/2P4p/P4P2/1P1KPBPP/RN1Q1BNR w q - 0 9 ; 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 and black knight at g8. Black pawn at a7, black pawn at g7 and black rook at h7. Black pawn at b6. White pawn at c5, black pawn at d5, black pawn at e5 and black pawn at f5. White pawn at c4 and black pawn at h4. White pawn at a3 and white pawn at f3. White pawn at b2, white king at d2, white pawn at e2, white bishop at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 9. White to move.