Lease Agreement Claims and Evidence Sufficiency Dataset
- Records
- 4760
- Size
- 0.4GB
- Format
- JSON
- Provider
MOBIUSI INC- Updated
- v1.02026-11-05
This dataset pairs factual claims about lease agreements with corresponding documentary excerpts and labels whether the evidence is sufficient to support each claim. Annotations cover direct support, completeness, missing evidentiary basis, and assessment rationale. It supports training and evaluation of legal-document verifiers that check the evidentiary basis for lease-related facts.
Overview
Dataset Insights
Preview
Sample Examples
Schema
Technical Specifications
| Field | Type | Description |
|---|---|---|
| file_name | string | File name |
| claim_text | string | The specific factual claim made about the lease agreement. |
| missing_basis | string | The necessary factual or documentary basis absent from the excerpt, or an empty string if none is missing. |
| direct_support | boolean | Whether the excerpt directly supports the claim rather than requiring an unsupported inference. |
| complete_support | boolean | Whether the excerpt contains all information necessary to support the full claim. |
| evidence_excerpt | string | The verbatim or faithfully transcribed lease document passage offered in support of the claim. |
| assessment_rationale | string | A concise explanation connecting the excerpt's contents to the sufficiency judgment. |
| evidence_sufficiency | string | Whether the excerpt provides sufficient support for the claim. |
Trust
Compliance Statement
Authorization Type
Proprietary - Commercial AI Training License (No Redistribution)
Commercial Use
Requires exclusive subscription or authorization contract (monthly or per-invocation charging)
Privacy and Anonymization
No PII, no real company names, simulated scenarios follow industry standards
Compliance System
Compliant with China's Data Security Law / EU GDPR / supports enterprise data access logs
FAQ
Frequently Asked Questions
- What does the dataset contain?
- Each record pairs a specific factual claim about a lease agreement with a related documentary excerpt. It includes an evidence sufficiency judgment, direct and complete support labels, notes on missing basis, and an assessment rationale.
- How are the evidence judgments documented?
- The annotations distinguish whether an excerpt directly supports a claim and whether it contains the information needed to support the claim in full. A concise rationale explains the judgment. Users can sample records against the original agreements and their own requirements.
- Which tasks is the dataset suitable for?
- It is suitable for lease evidence checks, training and evaluating legal-document verifiers, claim-evidence matching, and building legal text review workflows.
- How can I obtain the dataset and check its license?
- Check the dataset product page for available access methods, delivery specifications, and license terms. Confirm that your intended use falls within the permitted scope. The dataset can support analysis but does not replace professional legal advice.
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Cite this Work
@dataset{Mobiusi2026,
title={Lease Agreement Claims and Evidence Sufficiency Dataset},
author={MOBIUSI INC},
year={2026},
url={https://www.mobiusi.com/datasets/f82715c1b06c490cc71d3cdd1f2989f4?cate=3},
urldate={2026-10-21},
keywords={lease agreement dataset,legal evidence verification,evidence sufficiency,contract fact checking,legal document data,claim evidence matching,verifier training data,legal AI},
version={1.0}
}Using this in research? Please cite us.