['scientist', 'believe', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('causal_agent.n.01')", 'conjecture-29.5', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
The Romulan scientist believes.
the <PERSON>5 Synset('causal_agent.n.01') believes.