著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Toru Hirano and Yoshihiro Matsuo and Genichiro Kikui,Detecting semantic relations between named entities in text using contextual features,Proceedings of the 45th Annual Meeting of the ACL on Interactive Poster and Demonstration Sessions - ACL '07,,Association for Computational Linguistics,2007,,,157,https://cir.nii.ac.jp/crid/1360303973289716224,https://doi.org/10.3115/1557769.1557815