['he', 'see', 'western', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'comprehend-87.2-1-1', "Synset('snack_food.n.01')", 'EmptyParameter', 'EmptyParameter']
He has seen every John Ford western.
<PRP> has seen every <PERSON>6 Synset('snack_food.n.01').