The urgency of the discussed problem is caused by the need to develop web ontologies in a distributed collaborative manner. One of the tasks is the ontology version comparison and change analysis. The developers require processed information on ontology changes in order to collaborate more efficiently (what entities were changes. added or removed from the ontology). https://safeersappliancers.shop/product-category/rangemaster-hlthds110sl-hi-lite-flat-built-in-110cm-4-speeds-b-chimney-cooker/