Re: qualifiers on values

See the Role type, which documents a pattern for this that reuses the same
named property going into and out of the Role. The idiom has been used here
and there, but not very widely...

Dan

On Tue, 22 May 2018, 07:59 Peter F. Patel-Schneider, <pfpschneider@gmail.com>
wrote:

> Hi:
>
>
> I seem to remember that there is (or was) a way in schema.org to associate
> additional information (a.k.a. qualifiers) with a value for a property on
> an
> item.  I also seem to remember that this was done by having the property
> point
> at a placeholder and using a special property to link this placeholder to
> the
> real value.
>
>
> In triples this would be something like:
>
>
> :John :marriedTo _:a .
>
> _:a schema:value :Susan .
>
> _:a schema:startDate 2001 .
>
> _:a schema:endDate 2010 .
>
>
> or:
>
>
> :Sofa23 :width _:w .
>
> _:w schema:value 57 .
>
> _:w :unit :inch .
>
>
> Is (Was) this part of schema.org or am I misremembering?
>
>
> peter
>
>
>
>