The Anatomical Entity Mention (AnatEM) corpus v1.0.2, converted to MNEB's
character-offset format: one record per sentence, with output.entities grouping
gold mentions by label and schema.entities listing the twelve anatomical types
and their descriptions.
Sentences with no annotation are kept and carry an empty entities… See the full description on the dataset page:
https://huggingface.co/datasets/mneb/anat-em.