{"url":"/dataset/conll-2012-1","name":"CoNLL-2012","full_name":null,"description_markdown":"The CoNLL-2012 shared task involved predicting coreference in English, Chinese, and Arabic, using the final version, v5.0, of the OntoNotes corpus. It was a follow-on to the English-only task organized in 2011.\r\n\r\nSource: [Pradhan et al.](https://www.aclweb.org/anthology/W12-4501.pdf)","description_withheld":null,"homepage":"https://www.aclweb.org/anthology/W12-4501.pdf","introduced_date":"2012-07-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/conll-2012-shared-task-modeling-multilingual","title":"CoNLL-2012 Shared Task: Modeling Multilingual Unrestricted Coreference in OntoNotes","first_author":"Sameer Pradhan","url":null},"license":{"name":"Unknown","url":null},"modalities":[{"name":"Texts","url":"/datasets/modality/texts"}],"tasks":[{"name":"Coreference Resolution","url":"/task/coreference-resolution","datasets_with_task":"/datasets/task/coreference-resolution"},{"name":"Semantic Role Labeling","url":"/task/semantic-role-labeling","datasets_with_task":"/datasets/task/semantic-role-labeling"},{"name":"Named Entity Recognition","url":"/task/named-entity-recognition-1","datasets_with_task":"/datasets/task/named-entity-recognition-1"},{"name":"Predicate Detection","url":"/task/predicate-detection","datasets_with_task":"/datasets/task/predicate-detection"},{"name":"Semantic Role Labeling (predicted predicates)","url":"/task/semantic-role-labeling-predicted-predicates","datasets_with_task":"/datasets/task/semantic-role-labeling-predicted-predicates"}],"languages":[{"name":"Multilingual","url":"/datasets/language/multilingual"}],"variants":["CoNLL 2012","CoNLL-2012"],"data_loaders":[],"num_papers_in_archive":89,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[],"papers_with_a_benchmark_row":[],"syntology_totals":{"read_at":"2026-09-24T18:15:14+00:00","papers_with_samples":0,"samples_harvested":0,"samples_ran":0,"samples_unverified":0,"pointer_only_for_licence":0,"papers_with_no_sample_that_ran":0,"note":"the per-paper counts above, summed; not a rate"},"papers_note":"The archive never published its papers-using-dataset list; these are papers with a leaderboard row on this dataset's benchmarks."}