TIFIN at CheckThat! 2025: Reasoning-Guided Claim Normalization for Noisy Multilingual Social Media Posts

This paper presents TIFIN’s solution for CheckThat! Lab CLEF 2025 Task 2, demonstrating how systematic decomposition using Who, What, Where, When, Why and How questions enables robust cross-lingual transfer for transforming noisy social media posts into clear, verifiable statements.

September 2025 · Manan Sharma, Arya Suneesh, Manish Jain, Pawan Kumar Rajpoot, Prasanna Devadiga, Bharatdeep Hazarika, Ashish Shrivastava, Kishan Gurumurthy, Anshuman B Suresh, Aditya U Baliga