# https://validator.w3.org/feed/docs/atom.html
# https://tools.ietf.org/html/rfc4287

"<?xml version='1.0' encoding='utf-8'?>"
"<feed xmlns='http://www.w3.org/2005/Atom'>"

"<alternate>"
"<author>"
"<category>"
"<content>"
"<contributor>"
"<email>"
"<entry>"
"<feed>"
"<first>"
"<generator>"
"<icon>"
"<id>"
"<last>"
"<link>"
"<logo>"
"<modified/>
"<name>"
"<next>"
"<previous>"
"<published>"
"<rights>"
"<source>"
"<subtitle>"
"<summary>"
"<title>"
"<updated>"
"<uri>"