Learning English with Peppa Pig Mitja Nikolaus author Afra Alishahi author Grzegorz Chrupała author 2022 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal nikolaus-etal-2022-learning 10.1162/tacl_a_00498 https://aclanthology.org/2022.tacl-1.54/ 2022 10 922 936