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: "where did the po boy sandwich originated from?" whose answer is Louisiana.
Each document should contain about 30 words, and these documents should contain useful information.

Query: origin of po boy sandwich
Useful Output:

Doc 1: Originally known as a "poor boy" sandwich, its history dates back to 1929 during the Great Depression. At this time, New Orleans streetcar
Doc 2: 8274 Likes, 245 Comments. TikTok video from comedianboogieb (@comedianboogiebofficial): “Delve into the fascinating history of Po Boys,
Doc 3: Founded in 1919 by Joe Casamento, who was a native of Ustica, Italy, Casamento's is particularly known for its oysters, fried seafood, Italian
Doc 4: According to Mizell-Nelson's research, the sandwich came to be during a streetcar strike. Bennie and Clovis Martin, former streetcar operators
Doc 5:  sandwich. #poboy #neworleans #poorboyloaf #  How To Make A Po'Boy with Isaac Toups. Munchies•2.1M views · 30:22 · Go