README.md

metadata

pretty_name: CoNLL-03
task_categories:
  - token-classification
task_ids:
  - named-entity-recognition
language:
  - en
configs:
  - config_name: default
data_files:
  train: data/train.parquet
  validation: data/validation.parquet
  test: data/test.parquet

CoNLL-03

A classic benchmark dataset for English Named Entity Recognition (NER) with entity types PER, ORG, LOC, and MISC.

• Size: small, clean, ready to use
• Source: loaded with datasets v3.6 (metadata + files)
• Format: stored in Parquet
• Compatibility: 🧩 works with datasets >= 4.0 (script loaders deprecated)

Reference

Sang, E. F., & De Meulder, F. (2003).
Introduction to the CoNLL-2003 Shared Task: Language-Independent Named Entity Recognition.
ACL Anthology