Triple

T18702640
Position Surface form Disambiguated ID Type / Status
Subject Abbey National E457289 entity
Predicate formedByMergerOf P77 FINISHED
Object National Building Society
National Building Society was a British mutual financial institution that later became part of Abbey National, offering savings and mortgage services to its members.
 E1339814 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: National Building Society | Statement: [Abbey National, formedByMergerOf, National Building Society]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: National Building Society
Context triple: [Abbey National, formedByMergerOf, National Building Society]
  • A. Nationwide Building Society
    Nationwide Building Society is a major UK mutual financial institution offering banking and mortgage services to its members.
  • B. Birmingham and Bridgwater Building Society
    Birmingham and Bridgwater Building Society was a former UK mutual building society that operated in the Birmingham and Bridgwater areas before being absorbed into what later became Birmingham Midshires.
  • C. Principality Building Society
    Principality Building Society is a major Welsh financial institution and building society known for providing mortgages, savings, and other banking services, and for its prominent sports sponsorships.
  • D. Abbey Road Building Society
    Abbey Road Building Society was a British mutual financial institution that later became part of Abbey National, a major UK building society and bank.
  • E. Halifax Building Society
    Halifax Building Society was a major British mutual financial institution and mortgage lender that grew to become one of the UK’s largest building societies before later demutualising and merging into Halifax plc.
  • 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: National Building Society
Triple: [Abbey National, formedByMergerOf, National Building Society]
Generated description
National Building Society was a British mutual financial institution that later became part of Abbey National, offering savings and mortgage services to its members.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: National Building Society
Target entity description: National Building Society was a British mutual financial institution that later became part of Abbey National, offering savings and mortgage services to its members.
  • A. Nationwide Building Society
    Nationwide Building Society is a major UK mutual financial institution offering banking and mortgage services to its members.
  • B. Birmingham and Bridgwater Building Society
    Birmingham and Bridgwater Building Society was a former UK mutual building society that operated in the Birmingham and Bridgwater areas before being absorbed into what later became Birmingham Midshires.
  • C. Principality Building Society
    Principality Building Society is a major Welsh financial institution and building society known for providing mortgages, savings, and other banking services, and for its prominent sports sponsorships.
  • D. Abbey Road Building Society
    Abbey Road Building Society was a British mutual financial institution that later became part of Abbey National, a major UK building society and bank.
  • E. Halifax Building Society
    Halifax Building Society was a major British mutual financial institution and mortgage lender that grew to become one of the UK’s largest building societies before later demutualising and merging into Halifax plc.
  • 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_69d8d392aad081909fe31aa03e6e97d1 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e56714d0588190ac050356bc2784fd completed April 19, 2026, 11:36 p.m.
NED1 Entity disambiguation (via context triple) batch_6a05324e2e248190bac705f359565103 completed May 14, 2026, 2:24 a.m.
NEDg Description generation batch_6a05332072dc8190abab88f37fd97b32 completed May 14, 2026, 2:27 a.m.
NED2 Entity disambiguation (via description) batch_6a05339f415481909cfc5864a9a4b35a completed May 14, 2026, 2:29 a.m.
Created at: April 10, 2026, 11:49 a.m.