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 was the second president to be impeached?" whose answer is Clinton.
Each document should contain about 30 words, and these documents should contain useful information.

Query: order of presidents impeached in us history
Useful Output:

Doc 1: The last US president to be impeached - when the House of Representatives voted in favour of the process - was Bill Clinton in 1998. It also
Doc 2: Although Andrew Johnson, Bill Clinton, and Donald Trump are the only presidents to have been impeached, two others came very close to being
Doc 3: On January 13, Donald Trump became the third President in American history to be impeached and the first President to be impeached twice.
Doc 4: Votes for criminal convictions in the US Senate, following the impeachment of Presidents Johnson, Clinton and Trump, between 1868 and 2021
Doc 5: Only three U.S. presidents have been formally impeached by Congress—Andrew Johnson, Bill Clinton and Donald Trump. One of those presidents,