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---
pretty_name: TREC Question Classification
task_categories:
- text-classification
language:
- en
configs:
- config_name: default
data_files:
train: data/train.parquet
validation: data/validation.parquet
test: data/test.parquet
---
# TREC
A classic benchmark dataset for question classification with both coarse and fine-grained labels.
- **Size:** small, clean, ready to use
- **Source:** [original release](https://cogcomp.seas.upenn.edu/Data/QA/QC/)
- **Format:** stored in Parquet
- **Compatibility:** 🧩 works with `datasets >= 4.0` (script loaders deprecated)
## Reference
Li, X., & Roth, D. (2002).
*Learning Question Classifiers.*
[ACL Anthology](https://aclanthology.org/C02-1150/)
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