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: "The female heptathlon competitor who medaled at the 2004 Commonwealth Youth Games is also the 2010 world indoor champion in what event?" whose answer is pentathlon.
Each document should contain about 30 words, and these documents should contain useful information.

Query: female heptathlon 2004 Commonwealth Youth Games medalist 2010 world indoor champion
Useful Output:

Doc 1: Mary Peters broke the world record when winning the pentathlon in 1972, Denise Lewis was crowned heptathlon champion in 2000 and Kelly Sotherton was a medallist
Doc 2: The overall event was won by Phyllis Agbo (4634), who would go on to compete for England in the 2010 Commonwealth Games which was won by third-
Doc 3: She is the former European and world heptathlon champion. Ennis-Hill is also the former world indoor Women's pentathlon champion.
Doc 4: Jessica Ennis-Hill. 2012 Olympic Champion, 2010 European Champion & Three Time World Champion in the Heptathlon  Commonwealth Medals at the 2004 Youth Games.
Doc 5: Dame Jessica Ennis-Hill is one of the most decorated British sportswomen in history - having conquered the world as a heptathlete and winning multiple medals.