['one', 'become', 'reality', 'EmptyParameter', 'EmptyParameter']
['one', 'become-109.1-1-1', "Synset('content.n.05')", 'EmptyParameter', 'EmptyParameter']
One of his dreams has finally become reality.
one of <PRP> Synset('abstractedness.n.01') has finally become Synset('content.n.05').