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[protege-owl] SPARQL queries and Protege 4?

Nick Drummond nick.drummond at cs.manchester.ac.uk
Thu Oct 23 03:12:44 PDT 2008


Oh, and forgot to mention, Luigi Iannone has just released OPPL [1]
including a plugin for P4.
Not just a query language, but you could use it for this purpose.

Nick

[1] http://www.cs.man.ac.uk/~iannonel/oppl/


2008/10/23 Nick Drummond <nick.drummond at cs.manchester.ac.uk>

>
>> I'd love to see a SPARQL interface in Protege4, but I don't have the
>> time to write it and I suspect that the very real questions about
>> whether SPARQL is OWL'y enough might be (quite legitimately) holding
>> others back.
>>
>
> Yep, although it would seem reasonable for us to provide support for
> SPARQL-DL.
> I should check the current status of the implementation in pellet [1].
>
> Nick
>
> [1]
> http://clarkparsia.com/weblog/2007/10/26/towards-sparql-dl-evaluation-in-pellet/
>
>
>
>>
>> On 22 Oct 2008, at 10:23 AM, Nick Drummond wrote:
>>
>> > I'm afraid there are no current plans to support SPARQL queries in p4.
>> > The DL Query tab is for entering class expressions and evaluating
>> > against
>> > the reasoner.
>> >
>> > Nick
>> >
>> > 2008/10/22 Przemek <teonacatl at tlen.pl>
>> >
>> >> Is it possible to use SPARQL in Protege4? Or if not could you
>> >> suggest some
>> >> other way for reasoning with Protege 4?
>> >> I was trying to use DL Query tab in Protege 4 for this but someone
>> >> has
>> >> already
>> >> explained me that wasn't possible.
>> >> After, I got Protege 3.4(built 506) and I am not able to to execute
>> >> SPARQL
>> >> queries either. All I get is Error: query faild: null. I have tried
>> >> few
>> >> ontologies examples.
>> >> Built in reasoners (Pellet and Fact++) seems to work fine, and have
>> >> no
>> >> problem
>> >> with inferring hierarchies from assertions.
>> >>
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