['he', 'pretend', 'busy', 'care', 'EmptyParameter']
['<PRP>', 'pretend', "Synset('busy.a.01')", 'caring', 'EmptyParameter']
He pretends to be too busy caring for an ailing osmotic eel.
<PRP> pretends to be too Synset('busy.a.01') caring for an ailing Synset('osmotic.a.01') Synset('food.n.02').