Triple

T3670422
Position Surface form Disambiguated ID Type / Status
Subject Home Office (historic main buildings on Marsham Street) E77863 entity
Predicate maintainedBy P86 FINISHED
Object Property Services Agency
The Property Services Agency was a former UK government body responsible for managing and maintaining government buildings and estates.
 E376836 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Property Services Agency | Statement: [Home Office (historic main buildings on Marsham Street), maintainedBy, Property Services Agency]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Property Services Agency
Context triple: [Home Office (historic main buildings on Marsham Street), maintainedBy, Property Services Agency]
  • A. UK Government Property Agency
    The UK Government Property Agency is an executive body responsible for managing and optimizing the central government’s office and property portfolio across the United Kingdom.
  • B. Property & Buildings
    Property & Buildings is a specialized division of WSP Global focused on providing engineering and consulting services for building and property development projects.
  • C. Crown Property Bureau
    The Crown Property Bureau is a powerful Thai institution that manages the vast assets and investments of the monarchy, making it one of the country’s most influential economic entities.
  • D. Homes and Communities Agency
    The Homes and Communities Agency was a former UK national housing and regeneration body responsible for funding affordable housing and overseeing land and property development before being succeeded by Homes England.
  • E. Intu Properties
    Intu Properties was a major British real estate investment trust specializing in owning and managing large shopping centres across the United Kingdom.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Property Services Agency
Triple: [Home Office (historic main buildings on Marsham Street), maintainedBy, Property Services Agency]
Generated description
The Property Services Agency was a former UK government body responsible for managing and maintaining government buildings and estates.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Property Services Agency
Target entity description: The Property Services Agency was a former UK government body responsible for managing and maintaining government buildings and estates.
  • A. UK Government Property Agency
    The UK Government Property Agency is an executive body responsible for managing and optimizing the central government’s office and property portfolio across the United Kingdom.
  • B. Property & Buildings
    Property & Buildings is a specialized division of WSP Global focused on providing engineering and consulting services for building and property development projects.
  • C. Crown Property Bureau
    The Crown Property Bureau is a powerful Thai institution that manages the vast assets and investments of the monarchy, making it one of the country’s most influential economic entities.
  • D. Homes and Communities Agency
    The Homes and Communities Agency was a former UK national housing and regeneration body responsible for funding affordable housing and overseeing land and property development before being succeeded by Homes England.
  • E. Intu Properties
    Intu Properties was a major British real estate investment trust specializing in owning and managing large shopping centres across the United Kingdom.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ad85e083008190b2e1b7085fe500bd completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc42c96648190abbd5d23b25d6a6b completed March 8, 2026, 6:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69b48850515c8190bdb9ddcfc0a13f4e completed March 13, 2026, 9:57 p.m.
NEDg Description generation batch_69b48b55ad8081909166e7418cdf0f06 completed March 13, 2026, 10:10 p.m.
NED2 Entity disambiguation (via description) batch_69b48e1ff9fc8190bb2559b9e55ea2b8 completed March 13, 2026, 10:22 p.m.
Created at: March 8, 2026, 3:25 p.m.