This document contains 4 facts in XHTML+RDFa format.

A generic web browser may not display them but the document can be saved on disk and used by some appropriate program or sent to a third party. Use "Save As" or "Send To" menu item of the browser; choose "HTML" file type, not "text file" or "web archive".

The rest of the document may look like garbage for humans or not displayed by the browser.

Mime Type
The mime-type of the resource which is a formalized specifier for the format included or a mime-type that the tool/service accepts; value to be taken from a subset of the official mime types of the Internet Assigned Numbers Authority (http://www.iana.org/).
http://www.isocat.org/datcat/DC-2571