{"url":"/dataset/lm-kbc-2023","name":"LM-KBC 2023","full_name":null,"description_markdown":"A diverse set of 21 relations, each covering a different set of subject-entities and a complete list of ground truth object-entities per subject-relation-pair. The total number of object-entities varies for a given subject-relation pair.\r\n\r\nThis dataset can be used to evaluate knowledge extraction systems.","description_withheld":null,"homepage":"https://lm-kbc.github.io/challenge2023/","introduced_date":"2023-04-15","introduced_date_note":null,"introduced_by":null,"license":{"name":"Creative Commons Attribution 4.0 International License (CC BY 4.0)","url":"http://creativecommons.org/licenses/by/4.0"},"modalities":[],"tasks":[{"name":"Knowledge Base Population","url":"/task/knowledge-base-population","datasets_with_task":"/datasets/task/knowledge-base-population"}],"languages":[],"variants":["LM-KBC 2023"],"data_loaders":[],"num_papers_in_archive":1,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/knowledge-base-population-on-lm-kbc-2023","task":"Knowledge Base Population","dataset_variant":"LM-KBC 2023","rows":1,"metrics":["F1"],"first_row_in_archive_order":{"model":"VE-BERT","paper":"/paper/expanding-the-vocabulary-of-bert-for","metrics":{"F1":"0.362"},"code_links":[{"title":"MaastrichtU-IDS/LMKBC-2023","url":"https://github.com/MaastrichtU-IDS/LMKBC-2023"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/expanding-the-vocabulary-of-bert-for","title":"Expanding the Vocabulary of BERT for Knowledge Base Construction","date":"2023-10-12","rows_on_this_dataset":1,"code_links":1,"syntology":null}],"syntology_totals":{"read_at":"2026-09-25T09:33:49+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."}