Triple

T8661223
Position Surface form Disambiguated ID Type / Status
Subject LNER Class A3 E205551 entity
Predicate operator P179 FINISHED
Object BR Eastern Region
BR Eastern Region was a major operating division of British Railways responsible for rail services in eastern England, including key main lines such as the East Coast Main Line.
 E748963 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: BR Eastern Region | Statement: [LNER Class A3, operator, BR Eastern Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BR Eastern Region
Context triple: [LNER Class A3, operator, BR Eastern Region]
  • A. North East Region
    North East Region is an administrative area in northern Ghana known for its savannah landscapes, agriculture-based economy, and proximity to the country’s northern borders.
  • B. Bono East Region
    Bono East Region is an administrative region in central Ghana known for its agricultural activities, cultural diversity, and location within the forest–savannah transitional zone.
  • C. North East
    North East is a rural town in northeastern Dutchess County, New York, known for its agricultural landscape and the village of Millerton.
  • D. North East
    North East is a London Assembly constituency that covers areas including the London Borough of Islington.
  • E. South-East Region
    The South-East Region is an administrative and statistical region of Ireland encompassing several counties in the southeast of the country, known for its mix of historic cities, agriculture, and coastal areas.
  • 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: BR Eastern Region
Triple: [LNER Class A3, operator, BR Eastern Region]
Generated description
BR Eastern Region was a major operating division of British Railways responsible for rail services in eastern England, including key main lines such as the East Coast Main Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BR Eastern Region
Target entity description: BR Eastern Region was a major operating division of British Railways responsible for rail services in eastern England, including key main lines such as the East Coast Main Line.
  • A. North East Region
    North East Region is an administrative area in northern Ghana known for its savannah landscapes, agriculture-based economy, and proximity to the country’s northern borders.
  • B. Bono East Region
    Bono East Region is an administrative region in central Ghana known for its agricultural activities, cultural diversity, and location within the forest–savannah transitional zone.
  • C. North East
    North East is a rural town in northeastern Dutchess County, New York, known for its agricultural landscape and the village of Millerton.
  • D. North East
    North East is a London Assembly constituency that covers areas including the London Borough of Islington.
  • E. South-East Region
    The South-East Region is an administrative and statistical region of Ireland encompassing several counties in the southeast of the country, known for its mix of historic cities, agriculture, and coastal areas.
  • 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_69ca8350897c819086cde7596fbe5fe7 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc487147248190b5f1bff836a11e68 completed March 31, 2026, 10:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69ceccfda1dc8190a3b93b1c7e813f33 completed April 2, 2026, 8:09 p.m.
NEDg Description generation batch_69cece8d530081908f5a52d5d76bd414 completed April 2, 2026, 8:16 p.m.
NED2 Entity disambiguation (via description) batch_69cecf7c66308190b9fb87bc0ab510a8 completed April 2, 2026, 8:20 p.m.
Created at: March 30, 2026, 6:30 p.m.