['he', 'start', 'eat', 'EmptyParameter', 'EmptyParameter'] ['he', 'eat', 'food', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'begin-55.1', 'eat-39.1-1', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'eat-39.1-1', "Synset('matter.n.03')", 'EmptyParameter', 'EmptyParameter']
He starts to eat the food.
<PRP> starts to eat the Synset('matter.n.03').