Question: Which LGBT right's activist served as Harvey Milk's campaign manager for his successful election to the San Francisco Board of Supervisors?
Sentence (from "Harvey Milk"): Harvey Bernard Milk (May 22, 1930 – November 27, 1978) was an American politician and the first openly gay elected official in the history of California, where he was elected to the San Francisco Board of Supervisors.
Relevant evidence: Yes