Question: Renee Powell and Althea Gibson were the first two African-American female golfers on the LPGA Tour. In what other sport did Gibson win major championships?
Sentence (from "Renee Powell"): Renee Powell (born May 4, 1946) is an American professional golfer who played on the U.S.-based LPGA Tour and is currently head professional at her family's Clearview Golf Club in East Canton, Ohio.
Relevant evidence: No