['she', 'have', 'difficulty', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'own-100', "Synset('labor.n.02')", 'EmptyParameter', 'EmptyParameter']
She is having difficulty controlling the unpredictable Borg children.
<PRP> is having Synset('labor.n.02') controlling the Synset('unpredictable.a.01') <PERSON>0 Synset('relative.n.01').