. . "This allows one to look at the actual string of the URI which identifies this.\n\n(Cwm can get the URI of a resource or get the resource from the URI.)\nThis is a level breaker, breaking the rule of not looking inside a\nURI. Use (eg with string:match) to replace RDF's old \"aboutEach\"\nfunctionality. Use to implement the URI spec and protocol specs, etc.\n" .