['they', 'know', 'it', 'EmptyParameter', 'EmptyParameter'] ['they', 'know', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'comprehend-87.2', '<PRP>', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'comprehend-87.2', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
They all knew it anyway, they knew.
<PRP> all knew <PRP> anyway, <PRP> knew.