You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who won the battle of the sexes in 1973?" whose answer is Billie Jean King.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who won the battle of the sexes tennis match 1973
Useful Output:

Doc 1: The so-called “battle of the sexes” of Sept. 20, 1973, which pitted Bobby Riggs against Billie Jean King, was over in three straight sets and just a little
Doc 2: King beat Riggs, who was 55 at the time of the match, 6-4, 6-3, 6-3. The win gave women's tennis a huge boost in terms of respect and gender
Doc 3: He challenged the then, women's number one, Margaret Court, and the two faced each other in California in May 1973 and Riggs was able to win the
Doc 4: “The Battle of the Sexes” had a clear winner. President Barack Obama and Billie Jean King.
Doc 5: A half-century ago, in a historic match dubbed the “Battle of the Sexes,” women's tennis champion Billie Jean King beat men's tennis great Bobby Riggs in three