Generic refinement of expressive grammar formalisms with an application to discontinuous constituent parsing Kilian Gebhardt author 2018-08 text Proceedings of the 27th International Conference on Computational Linguistics Emily M Bender editor Leon Derczynski editor Pierre Isabelle editor Association for Computational Linguistics Santa Fe, New Mexico, USA conference publication gebhardt-2018-generic https://aclanthology.org/C18-1258/ 2018-08 3049 3063