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 designed the flag of the army of northern virginia?" whose answer is General P.G.T. Beauregard.
Each document should contain about 30 words, and these documents should contain useful information.

Query: design of the flag of the army of northern virginia
Useful Output:

Doc 1: Introduction: Flags Using the St. · Army of Northern Virginia Battle Flag - 1862-1865 · 8th Northern Virginia Infantry -"Old Bloody Eighth" · 8th
Doc 2: To address this issue, a new design was proposed: the Confederate Battle Flag, also known as the “Southern Cross.” This flag, with its red field
Doc 3: Outside of heritage and history circles, when most people think of “the Confederate Flag” they are really thinking of the Army of Northern Virginia's Battle
Doc 4: It has the southern cross and is similar to the Dixie/Rebel flag, but is closer to the battle flag of the Tennessee Army. During the Civil War (
Doc 5: The design for the ANV battle flag was originally submitted as rectangular - 12 gold stars on diagonally crossed blue bars - on a field of pink or rose.