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cs.AI2013★ 18 cited
Computing Datalog Rewritings beyond Horn Ontologies
Bernardo Cuenca Grau, Boris Motik, Giorgos Stoilos +1
Rewriting-based approaches for answering queries over an OWL 2 DL ontology have so far been developed mainly for Horn fragments of OWL 2 DL. In this paper, we study the possibiliti…
cs.AI2013
Introducing Nominals to the Combined Query Answering Approaches for EL
Giorgio Stefanoni, Boris Motik, Ian Horrocks
So-called combined approaches answer a conjunctive query over a description logic ontology in three steps: first, they materialise certain consequences of the ontology and the data…