Semantic Graph, Gql, Graph Theory, Knowledge, Ontology.
reasoning, decidable). OWL 1.1 (2004 W3C specification) was followed by OWL 2 (2009 W3C specification). OWL2 extends OWL DL and provides several profiles. An OWL 2 profile (commonly called a fragment or a sub-language in computational logic) is a trimmed down version of OWL 2 that trades some