Re: Spatial datatypes in OWL/RDF

Hi John,

> (find all a and b where a and b have touching geometries).
>

I'd be interested to hear whether the n-ary datatypes proposal [1] could
help with this sort of thing.  It'd certainly be worthwhile working on
some geo examples to add to the use cases.

Alex.

[1] http://www.w3.org/2007/OWL/wiki/N-ary_Data_predicate_proposal