On 23/09/2013 11:57, Diego Bosc? wrote: > How does this 'unknown' value relate to the discussions we already had > regarding the need of having all atxxxx codes present in the ontology?
it's a fake node id value I use in the ADL workbench compiler, just to guarantee the non-void non-empty requirement. Like I said earlier, I would rather make the field optional, but mandatory if there are siblings. - thomas

