Detecting negation scope is easy, except when it isn’t Federico Fancellu author Adam Lopez author Bonnie Webber author Hangfeng He author 2017-04 text Proceedings of the 15th Conference of the European Chapter of the Association for Computational Linguistics: Volume 2, Short Papers Mirella Lapata editor Phil Blunsom editor Alexander Koller editor Association for Computational Linguistics Valencia, Spain conference publication fancellu-etal-2017-detecting https://aclanthology.org/E17-2010/ 2017-04 58 63