@article{lamont-2021-optimizing, title = "Optimizing over subsequences generates context-sensitive languages", author = "Lamont, Andrew", editor = "Roark, Brian and Nenkova, Ani", journal = "Transactions of the Association for Computational Linguistics", volume = "9", year = "2021", address = "Cambridge, MA", publisher = "MIT Press", url = "https://preview.aclanthology.org/fix-sig-urls/2021.tacl-1.32/", doi = "10.1162/tacl_a_00382", pages = "528--537" }