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 does the small intestine join the large intestine?" whose answer is the ileocecal valve.
Each document should contain about 30 words, and these documents should contain useful information.

Query: location where the small intestine joins the large intestine
Useful Output:

Doc 1: The ileum joins the cecum, the first portion of the large intestine, at the ileocecal sphincter (or valve). The jejunum and ileum are tethered
Doc 2: The descending colon is a part of the large intestine. It connects the transverse colon to the sigmoid colon and primarily stores stool that
Doc 3: The cecum, which is the proximal blind end (pouch) of the ascending (right) colon, is a blind cul-de-sac below the level of the ileocecal
Doc 4: It extends from the pylorus of the stomach to the ileocaecal junction, where it meets the large intestine at the ileocaecal valve.
Doc 5: The small intestine (small bowel) lies between the stomach and the large intestine (large bowel) and includes the duodenum, jejunum,