Effectiveness and Efficiency of Open Relation Extraction Filipe Mesquita author Jordan Schmidek author Denilson Barbosa author 2013-10 text Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing David Yarowsky editor Timothy Baldwin editor Anna Korhonen editor Karen Livescu editor Steven Bethard editor Association for Computational Linguistics Seattle, Washington, USA conference publication mesquita-etal-2013-effectiveness https://aclanthology.org/D13-1043/ 2013-10 447 457