@inproceedings{lin-etal-2026-culturall, title = "{C}ultur{ALL}: Benchmarking Multilingual and Multicultural Competence of {LLM}s on Grounded Tasks", author = "Lin, Peiqin and Lyu, Chenyang and Luo, Wenjiang and Ye, Haotian and Hossain, Md Mehrab and Ma, Chunlan and Ji, Shaoxiong and Samih, Younes and Zeng, Bo and Jiang, Fan and Cao, Yuanbin and Duisenbek, Dilda and Xun, Adrian Neo Sau and Daria, Pozdniakova and Liubou, Misevich and Nevena, Marinkovi{\'c} and Nguyen, Ngoc Gia Linh and DO, Thi Khanh Linh and Sophy, Sarakmatak and Hu, Baotian and Chen, Guanhua and Tang, Gongbo and Aji, Alham Fikri and Wang, Longyue and Luo, Weihua", editor = "Zhang, Yue and Xu, Ruifeng and Purwarianti, Ayu and Rong, Tong and Suzuki, Jun", booktitle = "Proceedings of the 15th International Joint Conference on Natural Language Processing and the 5th Conference of the {A}sia-Pacific Chapter of the {A}ssociation for {C}omputational {L}inguistics (Volume 1: Long Papers)", month = nov, year = "2026", address = "Hengqin, China", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.aacl-long.188/", pages = "4208--4224", ISBN = "979-8-89176-439-2" }