CLEF CheckThat! 2025 Task 2 — Marathi Claim Normalization

A CLEF CheckThat! 2025 Task 2 (marathi) dataset of 137 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 (marathi) provides 137 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.

#Claim normalization#Clef checkthat#Shared task

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Analytics

Content metrics

137 records scored · min–maxmean ± 0.675 σ (the interquartile range if the values are roughly normal)mean

post lengthμ 133.65 ± 108.878
min 34max 954
claim lengthμ 76.869 ± 56.754
min 17max 357
7.5
Flesch–Kincaid grade
US school grade level
13.0
Automated readability index
Frequent terms
सरककरतकरनउनकपहलसकतसमरindiaअपनआपकhaiwhatsappगठबयरलसमझmumbainewइसकखकरबदलमनमयरसरदरलगतalwaysarmycatchorherjairamtataअसतभगवयकरसबसambanibharatdubeyfirstgovindianjiomessagemukeshsharesnaketimesyourअसल
Top hashtags
#प4
#क3
#2022_स2
#hindu2
#india2
#indian2
#jaishreeram2
#ram2
#ramsita2
#rubenthecat2
#आश2
#जयसम2
#पठ2
#ब2
#शर2
#bharatjodoyatra20221
#newwave1
#pokharaairport1
#russian1
#share1
Top emoji
🤣15
😂3
🙄2
🙏2
😁1
😎1
🤔1
🤭1

Computed over the full corpus.

Record

Catalog key
checkthat-2025-task2-marathi
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
137
Languages
mr
Collected
2025 (2020s)
Tasks
Claim normalization inferred
Region
South Asia (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, 67.1 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 — Marathi 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 — Marathi Claim Normalization. 2025, doi.org/10.1007/978-3-031-88720-8_68.

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