Assertion: zeppelin's record | /r/HasProperty | led zeppelin iv
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: Their next record, an untitled record commonly referred to as Led Zeppelin IV, cemented that reputation.
text: Their next record, an untitled record commonly referred to as Led Zeppelin IV , cemented that reputation.
text: Their next record, an untitled record commonly referred to as Led Zeppelin IV, cemented that reputation.