Re: Can I assume that blank node is not replaceable by a IRI?

On Sat, 2017-12-23 at 11:47 -0500, David Booth wrote:
> On 12/23/2017 11:09 AM, Victor Porton wrote:
> > I want to have a structure like this (in Turtle):
> > 
> > http://we.example.org rdfs:seeAlso
> >    (<http://x1.example.org> <http://x2.example.org>) .
> > 
> > But sometimes I want my seeAlso to be conditional, so I could
> > specify
> > that some of the seeAlso resources are used only in
> > "transformation"
> > mode or only in "validation" mode, like this:
> > 
> > http://we.example.org rdfs:seeAlso (
> >    [ :iri <http://x1.example.org> ; :transformation: false ]
> >    [ :iri <http://x2.example.org> ; :validation: false ]
> > ) .
> > 
> > However in this case I use a blank node instead of a IRI.
> 
> That's fine to do.  rdfs:seeAlso has no formal semantics anyway, so
> it 
> is fine to use it that way if you wish.
> 
> However, one other thing I will mention in case you were not aware
> of 
> it.  You have written an ordered list when you write this:
> 
>  > http://we.example.org rdfs:seeAlso
>  >    (<http://x1.example.org> <http://x2.example.org>) .
> 
> If the ordering between x1 and x2 does not matter, then you might 
> consider writing this instead:

Ordering does matter.

>  > http://we.example.org rdfs:seeAlso <http://x1.example.org> ,
>  >                                    <http://x2.example.org> .
> 
> which is short-hand for these two assertions (in no particular
> order):
> 
>  > http://we.example.org rdfs:seeAlso <http://x1.example.org> .
>  > http://we.example.org rdfs:seeAlso <http://x2.example.org> .
> 
> David Booth
> 
>

Received on Saturday, 23 December 2017 17:07:43 UTC