Assertion: business incubator | /r/CapableOf | operate in the united states
Facets:
Source sentences:
text: In 1980, approximately 12 business incubators were operating in the United States.
text: In 1980, approximately 12 business incubators were operating in the United States—all of them in the industrial Northeast, which had been hard-hit by plant closures in the previous decade.