rnb2k1r/1p1nqppp/p3p3/4p3/1bp1P3/P1PP1PPN/3B3P/RN2KBR1 w Q - 0 14
FEN state: rnb2k1r/1p1nqppp/p3p3/4p3/1bp1P3/P1PP1PPN/3B3P/RN2KBR1 w Q - 0 14 ; Best move: a3b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at f8 and black rook at h8. Black pawn at b7, black knight at d7, black queen at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at e6. Black pawn at e5. Black bishop at b4, black pawn at c4 and white pawn at e4. White pawn at a3, white pawn at c3, white pawn at d3, white pawn at f3, white pawn at g3 and white knight at h3. White bishop at d2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 14. White to move.