['Daniels', 'talk', 'EmptyParameter', 'historian', 'about'] ['future', 'travel', 'study', 'time', 'in'] ['future', 'study', 'past', 'EmptyParameter', 'EmptyParameter'] ['past', 'be', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['pilot', 'do', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PERSON>12', 'talk-37.5', 'EmptyParameter', "Synset('intellectual.n.01')", 'about'] ['<DATE>1', 'run-51.3.2', 'assessment-34.1', "Synset('abstraction.n.06')", 'in'] ['<DATE>1', 'assessment-34.1', '<DATE>2', 'EmptyParameter', 'EmptyParameter'] ['<DATE>2', 'seem-109', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ["Synset('skilled_worker.n.01')", 'act-114', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
Daniels talked about historians from the future who traveled back in time to study the past, which could be what the pilot was doing.
<PERSON>12 talked about Synset('intellectual.n.01') from <DATE>2 <DATE>1 who traveled back in Synset('abstraction.n.06') to study <DATE>2 past, which could be what <DATE>2 Synset('skilled_worker.n.01') was doing.