[open-bibliography] property for pointing to web pages related to a resource

[Tom Morris]

On Wed, Mar 20, 2013 at 12:30 PM, Mo McRoberts <Mo.McRoberts at bbc.co.uk> wrote:
> foaf:page or foaf:homepage (depending upon the relationship) are commonly used.
>
> ...  foaf:isPrimaryTopicOf) should IM(NS)O really only be used for URLs where you can get more RDF back.

Can you explain the reasoning?  foaf:page, foaf:homepage, and
foaf:isPrimaryTopicOf all have identical ranges.

Tom