@inproceedings{xion-etal-2026-longtailqa, title = "{L}ong{T}ail{QA}: Benchmarking {LLM}s and {RAG} Models on Disambiguated Long-Tail Entities", author = "Xion, William and Hadler, Uwe and Cofala, Tim and Idahl, Maximilian and Roy, Soumyadeep and Nejdl, Wolfgang", editor = "Piperidis, Stelios and Bel, N{\'u}ria and van den Heuvel, Henk and Ide, Nancy and Krek, Simon and Toral, Antonio", booktitle = "Proceedings of the Fifteenth Language Resources and Evaluation Conference", month = may, year = "2026", address = "Palma de Mallorca, Spain", publisher = "ELRA Language Resource Association", url = "https://aclanthology.org/2026.lrec-1.405/", doi = "10.63317/4tdekxzqph7x", pages = "5182--5191" }