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: "What is the year of the event which occured first,the 1972 United States Senate, or Margaret Chase Smith was born?" whose answer is 1897.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Margaret Chase Smith birth year 1972 United States Senate year
Useful Output:

Doc 1: Smith was a member of the House of Representatives from 1940 to 1949, then served four terms in the Senate. In 1972, she was defeated for
Doc 2: From 1949 to 1973, Smith represented Maine in the U.S. Senate, and from 1967 until 1973 served as the Chair of the Senate Republican Conference.
Doc 3: Several years after her defeat in 1972, Mrs. Smith told an interviewer that she missed the Senate immensely. It was a poignant reaffirmation
Doc 4: Margaret Chase Smith, a flinty, independent Maine Republican who made history as the first woman to win election to both houses of Congress.
Doc 5: (b. Skowhegan, Maine, 14 Dec. 1897; d. Skowhegan, Maine, 29 May 1995). US; member of the US House of Representatives 1940–8, US Senator 1949–73 The daughter