The KBGen Challenge Eva Banik author Claire Gardent author Eric Kow author 2013-08 text Proceedings of the 14th European Workshop on Natural Language Generation Albert Gatt editor Horacio Saggion editor Association for Computational Linguistics Sofia, Bulgaria conference publication banik-etal-2013-kbgen https://aclanthology.org/W13-2111/ 2013-08 94 97