Formalism for a language agnostic language learning game and productive grid generation Sylvain Hatier author Arnaud Bey author Mathieu Loiseau author 2019-09 text Proceedings of the 8th Workshop on NLP for Computer Assisted Language Learning David Alfter editor Elena Volodina editor Lars Borin editor Ildikó Pilan editor Herbert Lange editor LiU Electronic Press Turku, Finland conference publication hatier-etal-2019-formalism https://aclanthology.org/W19-6306/ 2019-09 57 64