['she', 'keep', 'form', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'keep-15.2', "Synset('language_unit.n.01')", 'EmptyParameter', 'EmptyParameter']
She can keep her Human form.
<PRP> can keep <PRP> Synset('human.a.03') Synset('language_unit.n.01').