@inproceedings{karafyllis-etal-2026-ails, title = "{AILS}-{NTUA} at {S}em{E}val-2026 Task 12: Graph-Based Retrieval and Reflective Prompting for Abductive Event Reasoning", author = "Karafyllis, Nikolaos and Lymperaiou, Maria and Filandrianos, Giorgos and Voulodimos, Athanasios and Stamou, Giorgos", editor = "Kochmar, Ekaterina and Ghosh, Debanjan and North, Kai and Komachi, Mamoru", booktitle = "Proceedings of the 20th {I}nternational {W}orkshop on {S}emantic {E}valuation (2026)", month = jul, year = "2026", address = "San Diego, California, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl-workshops/2026.semeval-1.252/", pages = "1997--2019", ISBN = "979-8-89176-414-9" }