On 18/02/2021 15:02, Antoine Zimmermann wrote:
> (...)
>
> However, I have seen discussions that may serve as counter arguments:
> when asked why embedded triples are limited to single triples rather
> than sets of triples, it has been answered that RDF* is used to model
> property-graph-like annotations that only concern one edge at a time.
> In this case, nested triples should not be allowed, using the same
> arguments (as far as I know, it is not possible to nest
> edge-annotations in property graph systems).
I don't have any reference handy (sorry), but I have been told that some
property-graph systems have a notion of meta-property, which could
justify at least a 2nd level of nesting.