XML Schema for the News Sitemap extension. This schema defines the
News-specific elements only; the core Sitemap elements are defined
separately.
Help Center documentation for the News Sitemap extension:
https://www.google.com/support/news_pub/bin/topic.py?topic=11666
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The publication in which the article appears. Required.
Name of the news publication. It must exactly match
the name as it appears on your articles in news.google.com,
omitting any trailing parentheticals.
For example, if the name appears in Google News as
"The Example Times (subscription)", you should use
"The Example Times". Required.
Language of the publication. It should be an
ISO 639 Language Code (either 2 or 3 letters); see:
http://www.loc.gov/standards/iso639-2/php/code_list.php
Exception: For Chinese, please use zh-cn for Simplified
Chinese or zh-tw for Traditional Chinese. Required.
Accessibility of the article. Required if access is not open,
otherwise this tag should be omitted.
A comma-separated list of properties characterizing the content
of the article, such as "PressRelease" or "UserGenerated".
For a list of possible values, see:
https://www.google.com/support/news_pub/bin/answer.py?answer=93992
Required if any genres apply to the article, otherwise this tag
should be omitted.
Article publication date in W3C format, specifying the complete
date (YYYY-MM-DD) with optional timestamp. See:
http://www.w3.org/TR/NOTE-datetime
Please ensure that you give the original date and time at which
the article was published on your site; do not give the time
at which the article was added to your Sitemap. Required.
Title of the news article. Required.
Note: The title may be truncated for space reasons when shown
on Google News.
Comma-separated list of keywords describing the topic of
the article. Keywords may be drawn from, but are not limited to,
the list of existing Google News keywords; see:
https://www.google.com/support/news_pub/bin/answer.py?answer=116037
Optional.
Comma-separated list of up to 5 stock tickers of the companies,
mutual funds, or other financial entities that are the main subject
of the article. Relevant primarily for business articles.
Each ticker must be prefixed by the name of its stock exchange,
and must match its entry in Google Finance.
For example, "NASDAQ:AMAT" (but not "NASD:AMAT"),
or "BOM:500325" (but not "BOM:RIL"). Optional.
