48
3 Marketplace-Level Domain Ontologies
Fig. 3.7
Fragment of the OTRAS class hierarchy, version 1.0.5. The OWLViz protégé plugin was used to visualize the ontology [10]; solid lines and arrows
labelled “is-a” denote subsumption (). Here, ICALTZD refers to the iCal ontology with time zones as datatypes [21]
3 Marketplace-Level Domain Ontologies
Fig. 3.7
Fragment of the OTRAS class hierarchy, version 1.0.5. The OWLViz protégé plugin was used to visualize the ontology [10]; solid lines and arrows
labelled “is-a” denote subsumption (). Here, ICALTZD refers to the iCal ontology with time zones as datatypes [21]