Hi Sebastian, I knew I saw it somewhere that's another reason I was surprised not to find it. My bad that I was looking for "inverse" and "backward" and forgot "reverse".
Cheers, Reto On Mon, Feb 18, 2013 at 5:07 PM, Sebastian Schaffert <[email protected]>wrote: > Hi Reto, > > > 2013/2/18 Reto Bachmann-Gmür <[email protected]> > > > Hello > > > > For writing a LdPath template I need to follow a property backwards. > > > > So I get to a resource eg:Paris which is also the object of a statement > > with property meta:about. In my template I now want to expand to the > > subject of this statement. In the description of the LdPath syntax I > > couldn’t find how to do this. This clearly should be supported as > requiring > > a specific direction of properties is against the ethos of RDF according > to > > TimBL (http://dig.csail.mit.edu/breadcrumbs/node/72). > > > > This is already supported in LDPath since the first release. You can follow > a link in reverse direction by prefixing it with "^", e.g. "^foaf:knows". > See http://code.google.com/p/ldpath/wiki/PathLanguage > > Note, however, that this kind of navigation is not completely supported > over the Linked Data Cloud. While it might be against the ethos of RDF, > Linked Data restricts these principles. In most cases it is not possible to > know the incoming links from external datasets to a resource. > > Greetings, > > Sebastian > > > > > > > Cheers, > > Reto > > >
