Premise: JoAnne Russell (born October 30, 1954) is an American former professional tennis player. With playing partner Helen Gourlay Cawley, she won the Wimbledon Ladies' Doubles title in 1977. They beat the team of Chris Evert and Rosie Casals in the first round and the top-ranked team of Martina Navratilova and Betty Stöve in the final (6–3, 6–3). Russell reached a career-high singles ranking of No. 22.
Hypothesis: JoAnne Russell beat Helen Gourlay Cawley in 1977