Open Information Extraction with Tree Kernels Ying Xu author Mi-Young Kim author Kevin Quinn author Randy Goebel author Denilson Barbosa author 2013-06 text Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Lucy Vanderwende editor Hal Daumé III editor Katrin Kirchhoff editor Association for Computational Linguistics Atlanta, Georgia conference publication xu-etal-2013-open https://aclanthology.org/N13-1107/ 2013-06 868 877