Improving Dependency Parsing with Semantic Classes Eneko Agirre author Kepa Bengoetxea author Koldo Gojenola author Joakim Nivre author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication agirre-etal-2011-improving https://aclanthology.org/P11-2123/ 2011-06 699 703