An Open-Source Natural Language Generator for OWL Ontologies and its Use in Protege and Second Life Dimitrios Galanis author George Karakatsiotis author Gerasimos Lampouras author Ion Androutsopoulos author 2009-04 text Proceedings of the Demonstrations Session at EACL 2009 Jörn Kreutel editor Association for Computational Linguistics Athens, Greece conference publication galanis-etal-2009-open https://aclanthology.org/E09-2005/ 2009-04 17 20