['she', 'threaten', 'drag', 'EmptyParameter', 'EmptyParameter'] ['she', 'drag', 'he', 'bookstore', 'out']
['<PRP>', 'amuse-31.1', 'carry-11.4', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'carry-11.4', '<PRP>', "Synset('mercantile_establishment.n.01')", 'out']
She even threatens to drag him out of the bookstore.
<PRP> even threatens to drag <PRP> out of the Synset('mercantile_establishment.n.01').