[1] [CITE[Edge Types - Social Graph API - Google Code]] ( ([TIME[2010-09-29 08:14:33 +09:00]] 版)) [2] [CITE[google-sgnodemapper - Google Code]] ([TIME[2008-02-10 11:39:45 +09:00]] 版) > With sgnodemapper, all of those would map to sgn://livejournal.com/?ident=brad . And then, from the sgn URL, you can map back to http:// URLs for any known type: content page, profile page, RSS, Atom, etc.