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Aristo Tuple KB

The Aristo Tuple KB contains a collection of high-precision, domain-targeted (subject,relation,object) tuples extracted from text using a high-precision extraction pipeline, and guided by domain vocabulary constraints.


Download the dataset and text corpus:


Domain-Targeted, High Precision Knowledge Extraction

Bhavana Dalvi, Niket Tandon, and Peter Clark | TACL 2017


If you use this data in your research please refer to the tuple KB by its release name and date ("Aristo Tuple KB v5 - Mar 2017 Release"), and provide an acknowledgement to AI2 (

Release Notes

Previous releases of the Aristo Tuple KB may be found below:


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