PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • > Re: 1. I am not trying to say that there is not any benefit to nesting the headings properly, just that it is not required by WCAG 2.0. "Should" can sound as imperative as you believe it to, but there is a difference between 'should' and 'must' and that difference is where I believe that you are misunderstanding the requirement.
http://www.w3.org/ns/prov#wasQuotedFrom
  • w3.org