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 has won the women's single wimbledon tennis tournament in 2018?" whose answer is Angelique Kerber.
Each document should contain about 30 words, and these documents should contain useful information.

Query: women's single wimbledon tournament winner 2018
Useful Output:

Doc 1: In men's double, Łukasz Kubot and Marcelo Melo were the winners. In the women's double, Ekaterina Makarova and Elena Vesnina were the winners.
Doc 2: Notes: Angelique Kerber has won the 2018 women singles' Wimbledon tennis tournament by defeating 7-time winner Serena Williams by 6-3 6-3.
Doc 3: Angelique Kerber won her maiden Wimbledon title and third Grand Slam on Saturday, beating Serena Williams in two short sets at the All
Doc 4: Of this year's women's quarterfinalists, only Kerber has won a Wimbledon singles title, having defeated Serena Williams in the 2018 final with an inspired
Doc 5: Wimbledon Women's Singles Winners ; 2018, Angelique Kerber (GER), Serena Williams (USA) ; 2017, Garbine Muguruza (ESP), Venus Williams (USA) ; 2016, Serena