Assertion: bannister's minute mile | /r/HasProperty | impossible
Facets:
value: by many
type: OTHER
value: physiologically
type: DEGREE
value: by "informed" observers
type: OTHER
Source sentences:
text: The claim that a four-minute mile was once thought to be impossible by "informed" observers was and is a widely propagated myth created by sportswriters and debunked by Bannister himself in his memoir, The Four Minute Mile (1955).
text: There had been much debate as to whether the four-minute mile was physiologically possible.
text: A four-minute mile was considered by many to be an impossible time to beat.
text: Everyone believed a sub four-minute mile was impossible.