{"url":"/dataset/maven-arg","name":"MAVEN-Arg","full_name":"MAVEN-Arguments","description_markdown":"MAVEN-Arg is an advanced event argument extraction dataset, which offers three main advantages:\r\n\r\n*  A comprehensive schema covering 162 event types and 612 argument roles, all with expert-written definitions and examples.\r\n*  A large data scale, containing 98,591 events and 290,613 arguments obtained with laborious human annotation.\r\n*  The exhaustive annotation supporting all task variants of EAE, which annotates both entity and non-entity event arguments at the document level.","description_withheld":null,"homepage":"https://github.com/THU-KEG/MAVEN-Argument","introduced_date":"2023-11-15","introduced_date_note":null,"introduced_by":{"paper":"/paper/maven-arg-completing-the-puzzle-of-all-in-one","title":"MAVEN-Arg: Completing the Puzzle of All-in-One Event Understanding Dataset with Event Argument Annotation","first_author":"Xiaozhi Wang","url":null},"license":null,"modalities":[],"tasks":[{"name":"Natural Language Understanding","url":"/task/natural-language-understanding","datasets_with_task":"/datasets/task/natural-language-understanding"},{"name":"Event Detection","url":"/task/event-detection","datasets_with_task":"/datasets/task/event-detection"},{"name":"Event Argument Extraction","url":"/task/event-argument-extraction","datasets_with_task":"/datasets/task/event-argument-extraction"},{"name":"Event Relation Extraction","url":"/task/event-relation-extraction","datasets_with_task":"/datasets/task/event-relation-extraction"},{"name":"Relation Prediction","url":"/task/relation-prediction","datasets_with_task":"/datasets/task/relation-prediction"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["MAVEN-Arg"],"data_loaders":[],"num_papers_in_archive":1,"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."}