['they', 'find', 'stowaway', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'discover-84', "Synset('traveler.n.01')", 'EmptyParameter', 'EmptyParameter']
They find a stowaway named Pergus Frode on board.
<PRP> find a Synset('traveler.n.01') named <PERSON>6 on Synset('electronic_device.n.01').