*Daleel 2026 - Arabic Argumentative Discourse Mining Shared Task* *ArabicNLP Conference, co-located with EMNLP 2026*

Dear All,

Registration is now open for *Daleel 2026: Arabic Argumentative Discourse Mining Shared Task*, which will be held as part of the ArabicNLP 2026 Conference, co-located with EMNLP 2026 in Budapest, Hungary.

The shared task focuses on *the detection and classification of argumentative discourse units in Arabic* across two text genres: Editorials and Debates.

*Tasks*

- Task 1: Argumentative Discourse Unit Classification - Task 2: Argumentative Discourse Unit Detection

*Awards* Monetary prizes will be awarded to the authors of the top three system description papers:

- 1st Place: $400 - 2nd Place: $200 - 3rd Place: $150

*Important Dates*

- June 5, 2026: Release of data, baselines, and evaluation scripts - July 25, 2026: Registration deadline and release of final evaluation input data - July 30, 2026: System submission deadline and final evaluation - August 6, 2026: System description paper submission deadline - August 13, 2026: Notification of acceptance - August 22, 2026: Camera-ready submission of system papers

*For detailed information about the shared task and registration, please visit:* https://qatardebate.org/programs/academic-programs/daleel2026-shared-task/ *For questions, please contact:* daleel26@argsbase.net

We look forward to your participation and to advancing research in Arabic argument mining together.

*Organizers*

- Sara Nabhani, University of Groningen - Nahla Bassyouni, QatarDebate - Ali Al-Zawqari, Vrije Universiteit Brussel - Mohammad Khader, QatarDebate - Khalid Al-Khatib, University of Groningen