Assertion: progressive rock | /r/HasProperty | based on the claim
Facets:
value: implicitly
type: MANNER
Source sentences:
text: While art rock was implicitly based on the claim that rock and roll was or could be as worthy as more established art forms, rock-and-roll art came out of an obsessive commitment to the language of rock and roll and an equally obsessive disdain for those who rejected that language or wanted it watered down, made easier … the new wave has inherited the counter-tradition.