Deductive reasoning with natural language requires combining lexical resources with the world knowledge provided by ontologies. In this paper we describe the connection of FrameNe...
A critical problem for practical KR is dealing with relationships that change over time. This problem is compounded by representation languages such as OWL that are biased towards ...
Ontologies are used as a means of expressing agreements to a vocabulary shared by a community in a coherent and consistent manner. As it happens in the Internet, ontologies are cr...
The focus of this paper are actions in which agents employ instruments in order to achieve desired outcomes. I explore the ontological structure of such actions and the semantic fe...
In this paper we present methods to generate a Description Logic (DL) theory from a given First Order Logic (FOL) theory, such that each DL axiom is entailed by the given FOL theor...