['way', 'be', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['they', 'speak', 'truth', 'EmptyParameter', 'EmptyParameter']
["Synset('concept.n.01')", 'seem-109', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'lecture-37.11-1', "Synset('attribute.n.02')", 'EmptyParameter', 'EmptyParameter']
There is only one way to prove that they speak the truth, namely trusting each other.
there is only one Synset('concept.n.01') to prove that <PRP> speak the truth, namely trusting each Synset('other.a.01').