"Mae honiad Theresa May mai'r unig ddewis sydd ar gael i ni yw cytundeb Chequers neu ddim cytundeb o gwbl yn anwiredd llwyr - ac mae parhau â'r anwiredd hwn yn niweidio democratiaeth.
“Prime Minister Theresa May’s claim that the only choice the UK has is between the Chequer’s deal or ‘no deal’ is completely false – and peddling this myth is damaging to democracy.