rnb4r/pppkppb1/4qB2/3p2pp/NP5P/3P1PPR/P1P1P3/R2QKBN1 w Q - 3 14
FEN state: rnb4r/pppkppb1/4qB2/3p2pp/NP5P/3P1PPR/P1P1P3/R2QKBN1 w Q - 3 14 ; Best move: a4c5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at d7, black pawn at e7, black pawn at f7 and black bishop at g7. Black queen at e6 and white bishop at f6. Black pawn at d5, black pawn at g5 and black pawn at h5. White knight at a4, white pawn at b4 and white pawn at h4. White pawn at d3, white pawn at f3, white pawn at g3 and white rook at h3. White pawn at a2, white pawn at c2 and white pawn at e2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 3. Full move number is 14. White to move.