AUEB-Archimedes at RIRAG-2025: Is Obligation concatenation really all you need? Ioannis Chasandras author Odysseas S Chlapanis author Ion Androutsopoulos author 2025-01 text Proceedings of the 1st Regulatory NLP Workshop (RegNLP 2025) Tuba Gokhan editor Kexin Wang editor Iryna Gurevych editor Ted Briscoe editor Association for Computational Linguistics Abu Dhabi, UAE conference publication chasandras-etal-2025-aueb https://aclanthology.org/2025.regnlp-1.8/ 2025-01 52 58