- From: Pat Hayes <phayes@ihmc.us>
- Date: Sun, 22 Apr 2007 16:17:57 -0400
- To: Dan Connolly <connolly@w3.org>
- Cc: hhalpin@ibiblio.org, www-archive@w3.org
>I verified my intuition that IKL covers N3 by
>adding IKL output support to my N3-to-whatever translator:
> http://www.w3.org/2000/10/swap/n3absyn.py
> v 1.13 2007/04/21 06:29:19
>
>The superman example/test case follows.
>
>One moderate surprise:
>rdf:type gets contextualized along with superman,
>since N3 has no syntax for unary relations:
Hmm. It would be better to contextualize the class name in this case
and leave rdf:type alone, I think. Since (P a) maps intuitively to
(rdf:type a P). So you do have unary relations, in effect, and
rdf:type is the encoding syntax for them.
More later.
Pat
>
>---8<---
>@keywords is, of, a.
>
>Lois believes { Superman a SuperHero. Clark_Kent a Schmuck }.
>Clark_Kent = Superman.
>
>Alice believes { Joe believes { Lois a Naive } }.
>---8<---
>
>output, with the big long file://localhost/... URIs shortened
>and then pretty-printed:
>
>---8<---
>(and (holds "#believes" "#Lois"
> (that (and (holds ('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'
> c5488688)
> ('#Superman' c5488688)
> ('#SuperHero' c5488688) )
> (holds ('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'
> c5488688)
> ('#Clark_Kent' c5488688)
> ('#Schmuck' c5488688) )
> )
> ) )
> (holds "http://www.w3.org/2002/07/owl#sameAs" "#Clark_Kent" "#Superman" )
> (holds
> "#believes"
> "#Alice"
> (that
> (holds
> ('#believes' c6876448)
> ('#Joe'
> c6876448)
> (that
> (holds
> ('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'
> ('c6877232' c6876448) )
> ('#Lois'
> ('c6877232' c6876448) )
> ('#Naive'
> ('c6877232' c6876448)
> ) )
> ) )
> ) )
> )
>---8<---
>
>--
>Dan Connolly, W3C http://www.w3.org/People/Connolly/
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Received on Sunday, 22 April 2007 20:18:06 UTC