Assertion: crash course | /r/CapableOf | achieve notability
Facets:
value: on the youtube platform
type: LOCATION
value: through their vlogbrothers channel
type: MANNER
Source sentences:
text: Crash Course (sometimes stylized as CrashCourse) is an educational YouTube channel started by John and Hank Green (collectively the Green brothers), who first achieved notability on the YouTube platform through their VlogBrothers channel.