@inproceedings{banerjee-etal-2026-bottleneck, title = "The Bottleneck Is Retrieval, Not Reading: Diagnosing Evidence-Based Generation with {RAG} for Long Context Question Answering", author = "Banerjee, Debopriyo and Aijaz, Owais and Tabassum, Ahmer and Xie, Zhuohan and Nakov, Preslav and Stoyanov, Veselin", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.2222/", pages = "47578--47613", ISBN = "979-8-89176-462-0" }