Update README.md

README.md

@@ -34,9 +34,9 @@ for Comprehensive Video Understanding". It mainly consists of three parts: `vide
 
 - `videos/` contains **800 1080p MP4 files**, organized sequentially into 40 zip archives. For example, `001.mp4` to `020.mp4` are stored in `001.zip`.
 
-- `test.parquet` contains **3200 QA instances**, with each video paired with **4 questions**. Each instance includes the **question**, **options**, **answer**, and auxiliary metadata such as the **video id** and **QA category**.
+- `test.parquet` contains **3200 QA instances**, with each video paired with **4 questions**. Each instance includes the **question**, **options**, **answer**, and auxiliary metadata such as the **video id** and **task type**.
 
-- `subtitle.zip` contains **800 JSONL files**, named `{001..800}.jsonl`, each corresponding to a video id. Each file contains word-level entries with timestamps.
+- `subtitle.zip` contains **800 JSONL files**, each corresponding to a unique **video id**, with word-level entries and timestamps.
 
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