['he', 'wonder', 'EmptyParameter', 'cube', 'outside']
['<PRP>', 'care-88.1-1', 'EmptyParameter', "Synset('artifact.n.01')", 'outside']
As a drone, he never wondered what was outside the cube he was on.
as a drone, <PRP> never wondered what was outside the Synset('artifact.n.01') <PRP> was on.