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 is australia playing in the davis cup?" whose answer is Germany.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Australia Davis Cup opponent
Useful Output:

Doc 1: Instead, Bergs received a warning for unsportsmanlike conduct, with Garín copping three time violations as a result of refusing to restart
Doc 2: Australia have been matched against Brazil in the draw for the 2020 Davis Cup qualifiers. Lleyton Hewitt's men will host the South Americans on March 6-7.
Doc 3: Alex de Minaur and Aleksandar Vukic win their opening singles rubbers in Australia's Davis Cup first-round qualifying tie against Sweden in
Doc 4: Matthew Ebden and John Peers came from a set down to defeat Filip Bergevi and Andre Goransson 6-7(7) 6-3 6-2 to clinch the win for Australia.
Doc 5: Max Purcell and Matt Ebden delivered a doubles win to earn Australia victory over France in their crucial opening Davis Cup group stage