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Re: Issues with XML and Semantic Web ?

• To: xml-dev@l...
• Subject: Re: Issues with XML and Semantic Web ?
• From: Bill de hÓra <bill.dehora@p...>
• Date: Wed, 10 Nov 2004 09:45:51 +0000
• In-reply-to: <4191B5F6.2020403@r...>
• References: <FEF4858E8AB32D4EAC2CF2A7D85386EB0B254374@l...> <25B3FA54-32D1-11D9-9947-000A95A51C9E@t...> <4191B5F6.2020403@r...>
• User-agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8a1) Gecko/20040520

Ronald Bourret wrote:

> I agree that the "RDF-the-idea a whole lot better than RDF the actual 
> technology." And your sample syntax is a whole lot better than RDF's 
> syntax. But I have trouble believing that RDF will go anywhere as long 
> as it depends on URIs like:
> 
>    http://www.example.com/terms/editor
> 
> Let's face it. I want to write about Bob, Bob's house, the address of 
> Bob's house, and the color of Bob's house, not:
> 
>    http://www.example.com/terms/person
>    http://www.example.com/terms/name
>    http://www.example.com/terms/house
>    http://www.example.com/terms/owner
>    http://www.example.com/terms/address
>    http://www.example.com/terms/color


Data:

@prefix dc:   <http://purl.org/dc/elements/1.1/> .
@prefix :     <http://example.org/book/> .
@prefix ns:   <http://example.org/ns#> .

:book1  dc:title  "SPARQL Tutorial" .
:book1  ns:price  42 .
:book2  dc:title  "The Semantic Web" .
:book2  ns:price  23 .


Query :

PREFIX  dc:  <http://purl.org/dc/elements/1.1/>
PREFIX  ns:  <http://example.org/ns#>
SELECT  ?title ?price
WHERE   ( ?x dc:title ?title )
         ( ?x ns:price ?price ) AND ?price < 30


Query Result:

   title 	        price
   "The Semantic Web" 	23



http://www.w3.org/TR/2004/WD-rdf-sparql-query-20041012/

cheers
Bill

• References:
  • RE: Issues with XML and Semantic Web ?
    • From: "DuCharme, Bob (LNG-CHO)" <bob.ducharme@l...>
  • Re: Issues with XML and Semantic Web ?
    • From: Tim Bray <tbray@t...>
  • Re: Issues with XML and Semantic Web ?
    • From: Ronald Bourret <rpbourret@r...>

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