FAQ Database Discussion Community

Ontologies - Do superclasses get instances of their subclasses?

My question is about superclass inheritance. My understanding says that if I have instances that belong to Class B, then Class A which is the mother class of Class B will also have these instances. For instance: suppose I have a superclass called Car, and two subclass classes Sedan and...

Connect Topbraid Composer to Stardog with Sesame

I'm failing to connect Topbraid Composer 4.6.3 to Stardog 3.0 with the help of a Sesame 2.8.1 repository. These are the steps I'm following: Create a new RDF/OWL Sesame2 Repository Connection Entered a File name, Base URI and Service URL. The available repositories are correctly shown. Select the Stardog repository...