Assertion: gang's membership | /r/CapableOf | grow over 20,000 members
Facets:
value: rapidly
type: MANNER
Source sentences:
text: By the late 1970s, these gangs had fewer than 100 members, but their membership grew rapidly as they absorbed other racist and skinhead groups, and today these gangs are estimated to have over 20,000 members in both the federal and state prison systems.