['he', 'explore', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'investigate-35.4', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
To be patient and that there will be plenty of other opportunities for him to explore.
to be Synset('grammatical_category.n.01') and that there will be plenty of Synset('other.a.01') Synset('being.n.01') for <PRP> to explore.