W3C home > Mailing lists > Public > public-rdf-star@w3.org > April 2021

New PR: yet another refactoring of the semantics

From: Pierre-Antoine Champin <pierre-antoine.champin@ercim.eu>
Date: Wed, 28 Apr 2021 22:44:57 +0200
To: "public-rdf-star@w3.org" <public-rdf-star@w3.org>
Cc: Peter Patel-Schneider <pfpschneider@gmail.com>
Message-ID: <3e624578-7b5e-440a-04c4-b95c81c8db94@ercim.eu>
Dear all,

recently I was increasingly bothered with some aspects of the RDF-star 

* the use of hidden IRIs is clearly not ideal, all the more that "they 
can not hide from SPARQL" (https://github.com/w3c/rdf-star/issues/101)

* the SPARQL-star execution semantics was not aligned with the MT semantics

This PR is an attempt to solve these two problems:


which I propose we discuss during our next call.

The main change with the previous version, apart from not using hidden 
IRIs, is that unstar(G) is no longer equivalent to G (but they are 

Working on this PR, I realize that I was actually coming back (or very 
close) to a solution proposed by Peter Patel-Schneider quite some time ago


Peter, I guess I owe you an apology for not seeing the value in this 
proposal earlier!...


Received on Wednesday, 28 April 2021 20:45:02 UTC

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