['he', 'have', 'difficulty', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'own-100', "Synset('state.n.02')", 'EmptyParameter', 'EmptyParameter']
He has always had difficulty getting close to people.
<PRP> has always had Synset('state.n.02') getting Synset('close.a.02') to Synset('lineage.n.01').