Another difference is in the way URIrefs with fragment identifiers are handled. [..] RDF uses URI references purely to identify resources, not to retrieve them, and RDF assumes no particular relationship between these two URIrefs. As far as RDF is concerned, they are syntactically different URI references, and hence may refer to unrelated things. [..] Carrying this point further, RDF does not assume that there is any relationship between URI references that share a common leading string, whether there is a fragment identifier or not. F