Assertion: folk singer's song | /r/HasProperty | instrumental
Facets:
value: in establishing dylan
type: TEMPORAL
Source sentences:
text: Released just as the Byrds' cover of "Mr. Tambourine Man" topped the charts in the United States, the song was instrumental in defining the burgeoning folk rock scene and in establishing Dylan as a bona fide rock star, rather than a folksinger.