1. Laboratory for Applied Ontology, ISTC-CNR and KRDB FUB, Trento, Italy
2. Philosophy Department, Delft University of Technology, Delft, The Netherlands
3. Department of Philosophy, John Paul II Catholic University of Lublin, Lublin, Poland
4. Institute of Scientific and Industrial Research, Osaka University, Osaka, Japan
5. Research Center for Service Science, School of Knowledge Science, Japan Advanced Institute of Science and Technology, Komatsu, Japan