['he', 'need', 'grip', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'want-32.1-1-1', "Synset('part.n.02')", 'EmptyParameter', 'EmptyParameter']
He needs a better grip to operate the medical equipment.
<PRP> needs a Synset('better.a.02') Synset('part.n.02') to operate the Synset('medical.a.01') Synset('artifact.n.01').