- From: John Walker <john.walker@semaku.com>
- Date: Fri, 20 Jan 2017 23:30:41 +0000
- To: David Booth <david@dbooth.org>, "public-lod@w3.org" <public-lod@w3.org>
Hi Hugh, David, > -----Original Message----- > From: David Booth [mailto:david@dbooth.org] > Sent: Friday, January 20, 2017 11:35 PM > To: public-lod@w3.org > Subject: Re: NQuads > > On 01/20/2017 02:36 PM, Hugh Glaser wrote: > . . . > > Am I misunderstanding the NQuad document, or should there be > > (presumably) 3 different blank nodes here? > > It looks to me like it should have been 3 different blank nodes. The TriG spec > explicitly states: > https://www.w3.org/TR/trig/#terms-blanks-nodes > "BlankNodes sharing the same label in differently labeled graph statements > are considered to be the same BlankNode." > > And the RDF Semantics document discusses shared (and non-shared) blank > nodes: > https://www.w3.org/TR/rdf11-mt/#unions_merges > > David Booth > Given the example for repeated use of the same blank node label in the N-Quads spec demonstrates the same blank node label used across two named graphs, I would say the WebDataCommons N-Quads file could be improved. Regards, John
Received on Friday, 20 January 2017 23:31:15 UTC