Hi,
Am 31.10.2015 16:59 schrieb Karol Szczepański <karol.szczepanski@gmail.com>:
>
> >> Maybe it's worth of considering a default value predicate for mappings?
> >That seems like a good idea!
> Just thinking:
> - hydra:hasDefaultValue
> - hydra:defaultValue
> - hydra:default
> - hydra:fallbackValue
> - hydra:fallback
>
> I'd also think about a "null" or "nothing" value. Unfortunately, rdf:nil
> cannot be used here but actually it's function is what we might seek.
Both SHACL and schema:PropertyValueSpecification allow to specify a default value. I also think it is necessary. But we are getting ahead of Markus' agenda...
D'