Re: Official response to RDF-ISSUE-134: Blank node identifiers for properties and graph names

I'm satisfied with the resolution.

Gregg Kellogg
gregg@greggkellogg.net

On Aug 13, 2013, at 11:59 AM, Manu Sporny <msporny@digitalbazaar.com> wrote:

> Hi Gregg,
> 
> This is an official response to RDF-ISSUE-134: Blank node identifiers
> for properties and graph names, which is being tracked here:
> 
> http://www.w3.org/2011/rdf-wg/track/issues/134
> 
> A related issue has been tracked here:
> 
> https://github.com/json-ld/json-ld.org/issues/217
> 
> The discussion on this issue revolved around whether or not blank nodes
> should be allowed to identify predicates and graphs. As you know, the
> RDF WG agreed to add support for blank node identifiers graphs in RDF
> 1.1 Concepts a while ago. Thus leaving blank node identifiers for
> predicates as the remaining topic of controversy:
> 
> http://www.w3.org/TR/rdf11-concepts/#section-generalized-rdf
> 
> We discussed the subject of blank node identifiers for predicates with a
> number of members of the RDF WG and came to the conclusion that JSON-LD
> could support them /and/ the RDF data model outlined in RDF 1.1 Concepts
> by restricting the general operation of JSON-LD processors to be fully
> conforming to RDF 1.1 Concepts. We also added a flag that allows JSON-LD
> processors to output "generalized RDF", which when set to true, will
> result in blank node identifiers for predicates being preserved:
> 
> http://json-ld.org/spec/CR/json-ld-api/20130822/#deserialize-json-ld-to-rdf-algorithm
> 
> We believe that this addresses the concern you raised about this topic
> since you were deeply involved in the solution to the problem. Please
> respond to this email as soon as possible to verify that the group has
> implemented a solution that is acceptable to you with respect to ISSUE-134.
> 
> -- manu
> 
> -- 
> Manu Sporny (skype: msporny, twitter: manusporny, G+: +Manu Sporny)
> Founder/CEO - Digital Bazaar, Inc.
> blog: Meritora - Web payments commercial launch
> http://blog.meritora.com/launch/

Received on Tuesday, 13 August 2013 21:10:58 UTC