Task Categories: sequence-modeling
Languages: en
Multilinguality: monolingual
Size Categories: n<1K
Language Creators: found
Annotations Creators: expert-generated
Source Datasets: original

Dataset Card for Penn Treebank

Dataset Summary

This is the Penn Treebank Project: Release 2 CDROM, featuring a million words of 1989 Wall Street Journal material. The rare words in this version are already replaced with token. The numbers are replaced with token.

Supported Tasks and Leaderboards

Language Modelling


The text in the dataset is in American English

Dataset Structure

Data Instances

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Data Fields

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Data Splits

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Dataset Creation

Curation Rationale

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Source Data

Initial Data Collection and Normalization

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Who are the source language producers?

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Annotation process

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Who are the annotators?

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Personal and Sensitive Information

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Considerations for Using the Data

Social Impact of Dataset

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Discussion of Biases

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Other Known Limitations

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Additional Information

Dataset Curators

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Licensing Information

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Citation Information

@article{marcus-etal-1993-building, title = "Building a Large Annotated Corpus of {E}nglish: The {P}enn {T}reebank", author = "Marcus, Mitchell P. and Santorini, Beatrice and Marcinkiewicz, Mary Ann", journal = "Computational Linguistics", volume = "19", number = "2", year = "1993", url = "", pages = "313--330", }


Thanks to @harshalmittal4 for adding this dataset.

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