Development of an Environment for Building Ontologies Based on a Fundamental Consideration of “Role” and “Relationship” 論文 Kouji Kozaki・Yoshinobu Kitamura・Mitsuru Ikeda・Riichiro Mizoguchi ·2002-01-01 ·『Transactions of the Japanese Society for Artificial Intelligence』 17(3) pp. 196-208 doi:10.1527/tjsai.17.196