['he', 'refer', 'EmptyParameter', 'it', 'to']
['<PRP>', 'contribute-13.2', 'EmptyParameter', '<PRP>', 'to']
He refers to it by its Klingon name of Briar Patch.
<PRP> refers to <PRP> by <PRP> <ORGANIZATION>1 Synset('authorization.n.04') of <PERSON>10.