['voice', 'reveal', 'he', 'EmptyParameter', 'EmptyParameter']
["Synset('linguistic_relation.n.01')", 'characterize-29.2-1-2', '<PRP>', 'EmptyParameter', 'EmptyParameter']
The figure's voice reveals him to be male.
the figure's Synset('linguistic_relation.n.01') reveals <PRP> to be Synset('male.a.01').