['Emory', 'discuss', 'invention', 'EmptyParameter', 'EmptyParameter']
['<LOCATION>1', 'chit_chat-37.6-1', "Synset('artifact.n.01')", 'EmptyParameter', 'EmptyParameter']
Emory discusses his new invention.
<LOCATION>1 discusses <PRP> Synset('new.a.06') Synset('artifact.n.01').