@inproceedings{pyysalo-etal-2011-overview-entity,
    title = "Overview of the Entity Relations ({REL}) supporting task of {B}io{NLP} Shared Task 2011",
    author = "Pyysalo, Sampo  and
      Ohta, Tomoko  and
      Tsujii, Jun{'}ichi",
    editor = "Tsujii, Jun{'}ichi  and
      Kim, Jin-Dong  and
      Pyysalo, Sampo",
    booktitle = "Proceedings of {B}io{NLP} Shared Task 2011 Workshop",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/W11-1812/",
    pages = "83--88"
}