Learning Event Durations from Event Descriptions Feng Pan author Rutu Mulkar author Jerry R Hobbs author 2006-07 text Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics Nicoletta Calzolari editor Claire Cardie editor Pierre Isabelle editor Association for Computational Linguistics Sydney, Australia conference publication pan-etal-2006-learning 10.3115/1220175.1220225 https://aclanthology.org/P06-1050/ 2006-07 393 400