['Sato', 'promise', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['alien', 'study', 'human', 'EmptyParameter', 'EmptyParameter']
['<PERSON>3', 'promise-37.13', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ["Synset('entrant.n.03')", 'discover-84', "Synset('primate.n.02')", 'EmptyParameter', 'EmptyParameter']
Sato promises that the aliens will eventually study other Humans.
<PERSON>3 promises that the Synset('entrant.n.03') will eventually study Synset('other.a.01') Synset('primate.n.02').