Install libowl-directsemantics-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libowl-directsemantics-perl
representation of the direct semantics of OWL2
The Web Ontology Language (OWL) is a family of knowledge representation languages for authoring ontologies. . Resource Description Framework (RDF) is a standard model for data interchange on the Web. . OWL::DirectSemantics provides a basic framework for representing the OWL 2 direct semantics model, and a translator to build that model from an RDF-based model.