Lease Assignment and Subletting Clause Retrieval Dataset
- Records
- 5000
- Size
- 0.4GB
- Format
- JSON
- Provider
MOBIUSI INC- Updated
- v1.02026-11-04
This dataset focuses on lease provisions concerning assignment of tenant interests, subletting, landlord consent, transferee obligations, and changes in control, paired with factual, conditional, and mixed retrieval queries. It provides structured analyses of transaction scope, contractual restrictions, transferee obligations, and changes in control, along with evidence spans supporting retrieval conclusions. It is designed for building and evaluating legal RAG retrieval systems and supporting contract review, lease transaction analysis, and legal knowledge services.
Overview
Dataset Insights
Preview
Sample Examples
Schema
Technical Specifications
| Field | Type | Description |
|---|---|---|
| file_name | string | File name |
| query_type | string | Classifies the retrieval query as factual, conditional, or mixed based on its content. |
| clause_text | string | Original lease clause text related to assignment of tenant interests, subletting, landlord consent, transferee obligations, or changes in control. |
| evidence_spans | array | Key text spans located and annotated in the contract clause to support the retrieval conclusion. |
| retrieval_query | string | A factual or conditional retrieval question about a contract clause. |
| retrieval_result | object | A matching assessment, conditional analysis, and supporting rationale based on the retrieval query and contract clause. |
| transaction_scope | array | Identifies the types of lease transaction arrangements addressed by the clause and query. |
| restriction_analysis | object | Structured analysis of restrictions on assignment, subletting, and landlord consent requirements. |
| transferee_obligations | array | Obligations that the transferee or party succeeding to lease interests must assume under the clause. |
| control_change_analysis | object | Analysis of whether a change in the tenant's ownership, control, or operational control triggers lease restrictions. |
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 lease topics does the dataset cover?
- It focuses on clauses involving assignment of tenant interests, subletting, landlord consent, transferee obligations, and changes in the tenant's control, paired with factual, conditional, or mixed retrieval queries.
- What annotations and analyses are included?
- Along with clause text and retrieval queries, the dataset includes query types, transaction scope, restriction analysis, transferee obligations, change-of-control analysis, retrieval results, and supporting evidence spans.
- Which model tasks is the dataset suitable for?
- It can support legal clause retrieval and RAG retrieval evaluation, as well as query classification, transaction arrangement identification, contract restriction analysis, and evidence localization.
- How can I access the data, and what license applies?
- Refer to the product page for the available delivery method, license terms, and usage restrictions. Before using the data in commercial deployments, redistribution, or a specific legal workflow, verify that the applicable license covers that use.
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Cite this Work
@dataset{Mobiusi2026,
title={Lease Assignment and Subletting Clause Retrieval Dataset},
author={MOBIUSI INC},
year={2026},
url={https://www.mobiusi.com/datasets/361ca8e4852211896be91e35f420eb47?dataset_scene_id=8},
urldate={2026-10-15},
keywords={lease agreement dataset,subletting clause retrieval,tenant interest assignment,lease contract review,legal RAG retrieval,change of control clauses,contract restriction analysis,legal retrieval data},
version={1.0}
}Using this in research? Please cite us.