@inproceedings{akef-etal-2026-llm, title = "{LLM}-Powered but Rule-Grounded: Pedagogically Relevant Grammatical Error Characterization for Learner Model Construction", author = "Akef, Soroosh and Mendes, Am{\'a}lia and Rebuschat, P and Meurers, Detmar", editor = "Kochmar, Ekaterina and Alhafni, Bashar and Bann{\`o}, Stefano and Bexte, Marie and Burstein, Jill and Horbach, Andrea and Laarmann-Quante, Ronja and Tack, Anais and Yaneva, Victoria and Yuan, Zheng", booktitle = "Proceedings of the 21st Workshop on Innovative Use of {NLP} for Building Educational Applications ({BEA} 2026)", month = jul, year = "2026", address = "San Diego, California, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl-workshops/2026.bea-1.58/", pages = "851--862", ISBN = "979-8-89176-409-5" }