@inproceedings{ji-grishman-2011-knowledge, title = "Knowledge Base Population: Successful Approaches and Challenges", author = "Ji, Heng and Grishman, Ralph", editor = "Lin, Dekang and Matsumoto, Yuji and Mihalcea, Rada", booktitle = "Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies", month = jun, year = "2011", address = "Portland, Oregon, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/P11-1115/", pages = "1148--1158" }