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: "In what year did Morgan Lake win World Junior champion in a track and field event made up of seven events?" whose answer is 2014.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Morgan Lake World Junior Heptathlon champion year
Useful Output:

Doc 1: Morgan Lake completed a remarkable World Junior Championships by winning gold in the high jump to add to her gold in the heptathlon.
Doc 2: In a single year, Lake broke the world youth record for pentathlon, became the youngest ever winner of Multistars – a prestigious international
Doc 3: Lake is a two-time world junior champion after claiming gold in both the high jump and the heptathlon in Oregon in 2014, before becoming
Doc 4: Morgan Lake  World Youth Championships after standing for 29 years. The Milton Keynes-born athlete went on to earn World Junior gold in both the heptathlon
Doc 5: Great Britain's Morgan Lake and Dina Asher-Smith claimed a gold medal apiece on the third day of the world junior athletics championships in Oregon.