['they', 'give', 'EmptyParameter', 'while', 'after'] ['they', 'decide', 'prove', 'EmptyParameter', 'EmptyParameter'] ['they', 'prove', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'break_down-45.8', 'EmptyParameter', "Synset('time_period.n.01')", 'after'] ['<PRP>', 'settle-36.1.2', 'indicate-78', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'indicate-78', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
They give up after a while, and decide to prove.
<PRP> give up after a while, and decide to prove.