['he', 'wait', 'EmptyParameter', 'year', 'EmptyParameter']
['<PRP>', 'exist-47.1', 'EmptyParameter', "Synset('fundamental_quantity.n.01')", 'EmptyParameter']
He is very scared about bringing his son back, as he has waited so many years for this moment and worries about something going wrong.
<PRP> is very scared about bringing <PRP> Synset('son.n.02') back, as <PRP> has waited so Synset('many.a.01') Synset('fundamental_quantity.n.01') for this Synset('datum.n.01') and Synset('stimulation.n.02') about Synset('entity.n.01') going Synset('wrong.a.05').