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: "when was the white house correspondents dinner started?" whose answer is February 25, 1914.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when was the white house correspondents dinner started
Useful Output:

Doc 1: The president's appearances at these dinners began more simply in 1924, when Calvin Coolidge joined guests at a White House Correspondents'
Doc 2: Celebrities joined renowned journalists and high-ranking US officials for the gala - an American press tradition dating back to 1921. Kim
Doc 3: Still, the WHCA has made clear that the dinner is happening April 26, with advocates — as usual — pointing to what they say is the real reason
Doc 4: The first dinner was held in 1921 at the Arlington Hotel according to the WHCA, and there were 50 men in attendance. In 1924, President Calvin
Doc 5: The big picture: The dinner, on April 26, brings journalists and politicians together to rub elbows — a gathering some have mixed feelings about