['he', 'hear', 'voice', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'discover-84', "Synset('abstraction.n.06')", 'EmptyParameter', 'EmptyParameter']
He again hears voices in his mind.
<PRP> again hears Synset('abstraction.n.06') in <PRP> Synset('person.n.01').