Sorry, but aliases are not deferred labels.
We use an alias to disambiguate between properties.

I don't think we have anything that is equivalent to DCterms coverage,...
At least I hope not!

An alias does not imply equivalence, not by a long shot.


On Wed, Jul 8, 2015 at 5:45 PM, Daniel Kinzler
<[email protected]> wrote:
> Am 08.07.2015 um 17:34 schrieb John Erling Blad:
>> You asked for an example, end those are valid examples. It is even an
>> example that use one of the most used ontologies on the net. Other
>> examples from DCterms is coverage, which can be both temporal and
>> spatial. We have a bunch of properties that can have an alias "DCterms
>> coverage", a country for example or a year.
>
> For cross-linking properties with other vocabularies, we use P1628 "Equivalent
> Property", not aliases. I don't see how an alias would be useful for that. 
> P1628
> allows you to specify URIs, and it is itself marked as equivalent to
> owl:equivalentProperty, so it can be used directly by reasoners.
>
>> Use a separate list of "deferred labels", and put the existing label
>> on that if someone tries to edit the defined (preferred) label. That
>> list should be unique, as it should not be possible to save a new
>> label that already exist on the list of deferred labels. At some
>> future point in time it can be implemented some clean up routine, but
>> I think it will take a long time before name clashes will be a real
>> problem.
>
> That's the idea, yes, we just call the deferred labels "aliases".
>
>
> --
> Daniel Kinzler
> Senior Software Developer
>
> Wikimedia Deutschland
> Gesellschaft zur Förderung Freien Wissens e.V.
>
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