['they', 'have', 'need', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'own-100', "Synset('abstraction.n.06')", 'EmptyParameter', 'EmptyParameter']
As a ship of exploration, not of commerce, they would have no need for one.
as a Synset('craft.n.02') of exploration, not of commerce, <PRP> would have no Synset('abstraction.n.06') for one.