CLEF CheckThat! 2025 Task 2 — Arabic Claim Normalization
A CLEF CheckThat! 2025 Task 2 (arabic) dataset of 470 social media post and normalized claim pairs, collected by CLEF CheckThat! Lab organizers (2025). Each record contains social media post text containing a factual claim, normalized canonical claim statement. CLEF 2025 CheckThat! Task 2 (arabic) provides 470 pairs of social media posts and their normalized factual claims, enabling claim normalization and canonicalization research. Suitable for claim normalization, fact-checking automation, NLP text generation, multilingual claim extraction, social media fact verification.
Cite this dataset at
checkthat-2025-task2-arabic.echo.directory
Analytics
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Computed over the full corpus.
Record
- Catalog key
checkthat-2025-task2-arabic- Authors
- Nakov, Preslav; Barrón-Cedeño, Alberto; Da San Martino, Giovanni; CheckThat! Lab Organizers
- Year
- 2025
- Source paper
- CLEF 2025 CheckThat! Lab Task 2: Claim Normalization
- DOI / arXiv
- 10.1007/978-3-031-88720-8_68
- License
- Creative Commons Attribution-NonCommercial-ShareAlike 4.0 (CC BY-NC-SA 4.0) (CC-BY-NC-SA-4.0)
- Records
- 470
- Languages
- ar
- Collected
- 2025 (2020s)
- Tasks
- Claim normalization inferred
- Region
- Middle East & North Africa (inferred: from the language of the data)
Provenance
- Originally published at
- https://gitlab.com/checkthat_lab/clef2025-checkthat-lab link checked
- Hosted copy
- Mirrored on echo.directory on 2026-10-02, 626.6 KB across 1 files. Checksums in MANIFEST.json.
How to cite
BibTeX
@misc{echo2026,
title = {ECHO: Exploratory Compendium of Humanity Online},
author = {Switzer, Braden and Zafarani, Reza},
year = {2026},
url = {https://echo.directory},
note = {Syracuse University}
}
@inproceedings{checkthat2025task2,
title = {CLEF 2025 {CheckThat!} Lab Task 2: Claim Normalization},
author = {Nakov, Preslav and others},
booktitle = {CLEF 2025 Working Notes},
year = {2025}
} APA
Switzer, B., & Zafarani, R. (2026). ECHO: Exploratory Compendium of Humanity Online [Data repository]. Syracuse University. https://echo.directory
Nakov, P., Barrón-Cedeño, A., Da San Martino, G., & CheckThat! Lab Organizers (2025). CLEF CheckThat! 2025 Task 2 — Arabic Claim Normalization [Data set]. https://doi.org/10.1007/978-3-031-88720-8_68
MLA
Switzer, Braden, and Reza Zafarani. ECHO: Exploratory Compendium of Humanity Online. Syracuse University, 2026, echo.directory.
Nakov, Preslav, et al. CLEF CheckThat! 2025 Task 2 — Arabic Claim Normalization. 2025, doi.org/10.1007/978-3-031-88720-8_68.