Question: As of 2016, how many locations does the barbeque restaurant that was founded by a former Assistant Secretary - Indian Affairs have?
Sentence (from "David W. Anderson"): David W. "Famous Dave" Anderson, best known as the founder of the Famous Dave's restaurant chain, is the former Assistant Secretary - Indian Affairs in the Department of the Interior, with jurisdiction over the Bureau of Indian Affairs and the Office of Indian Education Programs (now the Bureau of Indian Education).
Relevant evidence: Yes