Assertion: dean's research | /r/CapableOf | produce clear understanding
Facets:
value: about americans
type: OTHER
value: over the decades
type: TEMPORAL
Source sentences:
text: The research to which we refer began during World War II and has, over the decades, produced a clear understanding about Americans who are highly submissive to authority, how they became that way, plus a great deal about how they think and maintain their beliefs.