['she', 'know', 'cause', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'comprehend-87.2', "Synset('beginning.n.01')", 'EmptyParameter', 'EmptyParameter']
Having spoken to Mayweather about the bar fight, she knows the true cause of his reluctance to return to the planet's surface.
having spoken to <PERSON>16 about the Synset('occupational_group.n.01') fight, <PRP> knows the Synset('truthful.a.01') Synset('beginning.n.01') of <PRP> Synset('disposition.n.01') to return to the planet's Synset('feature.n.01').