"A new microformat for online news has been developed by the Media standards Trust and the Web Science Reaseach Initiative: it's called hNews.
The goal is to make relevant elements of news articles machine-readable, and at the same time, to disply these metadata in a user-friendly format. ....."
A new format named Common Tag has been developed by major companies operating in the field of the Semantic Web to address the problems related to the ambiguities in Web contents.