Lease Assignment and Subletting Evidence Retrieval Dataset
- Records
- 5000
- Size
- 0.4GB
- Format
- JSON
- Provider
MOBIUSI INC- Updated
- v1.02026-11-04
Focused on lease assignment, subletting, consent requirements, prohibitions, assignee obligations, and changes of control, this dataset pairs lease text and relevant definitions with retrieval questions and locatable contractual evidence. Structured judgment and legal basis summaries help models connect conclusions to source clauses; coverage centers on these lease provisions, while the specific sample count is stated on the product page. It supports lease review, legal evidence retrieval, and grounding for training or evaluating lease-focused RAG systems.
Overview
Dataset Insights
Preview
Sample Examples
Schema
Technical Specifications
| Field | Type | Description |
|---|---|---|
| file_name | string | File name |
| contract_text | string | Text of the lease agreement to be searched, including relevant definitions contained in the agreement. |
| evidence_items | array | Source text retrieved from the contract or its definitions that directly supports a judgment, together with location information. |
| retrieval_query | string | A specific question about assignment, subletting, consent requirements, allocation of obligations, or a change of control, posed against the contract text. |
| judgment_summary | object | A structured assessment of lease assignment, subletting, related obligations, and changes of control based on contractual evidence. |
| legal_basis_summary | string | A summary of the contractual provisions supporting the assignment or subletting judgment and the conditions under which they apply. |
| retrieval_confidence | number | A confidence score from 0 to 1 for the structured judgment, based on evidence completeness, clause clarity, and retrieval accuracy. |
| definition_implications | array | Specific effects of contractual definitions on assessments involving assignment, subletting, assignees, affiliates, or changes of control. |
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?
- It covers lease assignment, subletting, consent requirements, prohibitions, assignee obligations, and changes of control. Fields include lease text, retrieval questions, evidence items, structured judgment summaries, and retrieval confidence.
- How does the evidence support a decision?
- Evidence items capture relevant source text from the lease or its definitions along with location information, so users can verify the basis for a judgment. The summaries organize the contractual provisions and their applicable conditions.
- Which use cases does it support?
- Use cases include lease review, contract clause retrieval, assignment or subletting risk analysis, and training or evaluation of retrieval-augmented generation systems for lease documents.
- How can I access the data and check its license?
- Refer to the product page for the delivery format, access method, and license terms. Before use, confirm the permitted scope, allowed use cases, and any additional compliance requirements.
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Cite this Work
@dataset{Mobiusi2026,
title={Lease Assignment and Subletting Evidence Retrieval Dataset},
author={MOBIUSI INC},
year={2026},
url={https://www.mobiusi.com/datasets/271a9a0422c37e116d1d20e3647dd71d?dataset_scene_id=8},
urldate={2026-10-16},
keywords={lease agreement dataset,subletting evidence retrieval,lease assignment,lease review data,legal document retrieval,legal RAG data,contract clause localization,lease legal basis},
version={1.0}
}Using this in research? Please cite us.