{"url":"/dataset/pnt","name":"PNT","full_name":"Parsing Time Normalizations","description_markdown":"**The Parsing Time Normalizations** (**PNT**) corpus in SCATE format allows the representation of a wider variety of time expressions than previous approaches. This corpus was release with SemEval 2018 Task 6.\r\n\r\nSource: [NLP Progress](http://nlpprogress.com/english/temporal_processing.html)","description_withheld":null,"homepage":"https://github.com/bethard/anafora-annotations/releases","introduced_date":null,"introduced_date_note":null,"introduced_by":null,"license":null,"modalities":[{"name":"Texts","url":"/datasets/modality/texts"}],"tasks":[{"name":"Timex normalization","url":"/task/timex-normalization","datasets_with_task":"/datasets/task/timex-normalization"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["PNT"],"data_loaders":[{"repo":"https://github.com/bethard/anafora-annotations","url":"https://github.com/bethard/anafora-annotations","frameworks":[]}],"num_papers_in_archive":3,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/timex-normalization-on-pnt","task":"Timex normalization","dataset_variant":"PNT","rows":3,"metrics":["F1-Score"],"first_row_in_archive_order":{"model":"Laparra et al.","paper":"/paper/from-characters-to-time-intervals-new","metrics":{"F1-Score":"0.764"},"code_links":[{"title":"clulab/timenorm","url":"https://github.com/clulab/timenorm"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/chrono-at-semeval-2018-task-6-a-system-for","title":"Chrono at SemEval-2018 Task 6: A System for Normalizing Temporal Expressions","date":"2018-06-01","rows_on_this_dataset":1,"code_links":0,"syntology":null},{"paper":"/paper/from-characters-to-time-intervals-new","title":"From Characters to Time Intervals: New Paradigms for Evaluation and Neural Parsing of Time Normalizations","date":"2018-01-01","rows_on_this_dataset":1,"code_links":1,"syntology":null},{"paper":"/paper/a-baseline-temporal-tagger-for-all-languages","title":"A Baseline Temporal Tagger for all Languages","date":"2015-09-01","rows_on_this_dataset":1,"code_links":1,"syntology":null}],"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."}