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: "whats the lower part of your stomach called?" whose answer is pylorus.
Each document should contain about 30 words, and these documents should contain useful information.

Query: lower part of the stomach
Useful Output:

Doc 1: Lower abdominal pain is commonly caused by trapped gas or indigestion. Less commonly, lower abdominal pain can be a symptom of a more
Doc 2: 13 Common Causes of Lower Abdominal Pain · 1. Trapped Gas · 2. Constipation · 3. Appendicitis · 4. Kidney Stones · 5. Kidney Infection · 6.
Doc 3: The antrum lies below the body. It holds food until your stomach is ready to send it to your small intestine. The pylorus is the bottom part of
Doc 4: Pylorus – This area connects the stomach to the duodenum. It is divided into the pyloric antrum, pyloric canal and pyloric sphincter. The
Doc 5: Lower abdominal pain may involve any of the organs that live between your belly button and your pubic bone. This includes abdominal organs and pelvic organs.