...
<anyUri>: any valid URI.
Examples:
urn:mace:dir:entitlement:common-lib-terms@terms@hexaa.eduid.hu
urn:geant:niif.hu:hexaa:projectfoo:bar@hexaa.eduid.hu
...
the whole edupersonScopedEntitlement is NOT a URI, because the position of ‘@’ delimiter is reserved in RFC 2396
Note Obsoleted RFC 2396 was obsoleted by RFC 3986