{"url":"/dataset/pen","name":"PEN","full_name":"Problems with Explanations for Numbers","description_markdown":"* Provided explanations on the existing three benchmark datasets on solving algebraic word problems: ALG514, DRAW-1K, MAWPS","description_withheld":null,"homepage":"https://github.com/snucclab/pen","introduced_date":"2022-05-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/ept-x-an-expression-pointer-transformer-model","title":"EPT-X: An Expression-Pointer Transformer model that generates eXplanations for numbers","first_author":"Bugeun Kim","url":null},"license":null,"modalities":[],"tasks":[{"name":"Math Word Problem Solving","url":"/task/math-word-problem-solving","datasets_with_task":"/datasets/task/math-word-problem-solving"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["PEN"],"data_loaders":[],"num_papers_in_archive":5,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/math-word-problem-solving-on-pen","task":"Math Word Problem Solving","dataset_variant":"PEN","rows":1,"metrics":["Accuracy (%)"],"first_row_in_archive_order":{"model":"EPT-X","paper":"/paper/ept-x-an-expression-pointer-transformer-model","metrics":{"Accuracy (%)":"69.59"},"code_links":[{"title":"snucclab/ept-x","url":"https://github.com/snucclab/ept-x"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/ept-x-an-expression-pointer-transformer-model","title":"EPT-X: An Expression-Pointer Transformer model that generates eXplanations for numbers","date":"2022-05-01","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."}