You are the Google search engine.
Given a query, you need to generate five noisy documents for the query.

The user is trying to answer the question: "A Christmas tree was a type of alert area created during the tension that began in which year?" whose answer is 1947.
Each document should contain about 30 words, and these documents should contain noisy information.

Query: origin of the term "Christmas tree" in military or historical context
Noisy Output:

Doc 1: It was only with the marriage of Queen Victoria to her German cousin Prince Albert in 1840 that the custom of the Christmas tree became widely
Doc 2: In 1814 reports compiled by Metternich's state police contain the first mention of a Christmas tree festivity held in the salon of the Arnsteins, a Jewish
Doc 3:  historical background - beginning with "O Tannenbaum" (O Christmas Tree)  soldiers during the American Civil War. By 1939, it had been
Doc 4: It is generally believed that the first Christmas tree was of German origin dating from the time of St. Boniface, English missionary to Germany
Doc 5: Christmas tree has its origin in two ancient traditions: pagan winter solstice celebrations and medieval Christian ritual.