Triple

T971024
Position Surface form Disambiguated ID Type / Status
Subject Manchester–Preston line E20944 entity
Predicate servesStation P839 FINISHED
Object Bolton railway station
Bolton railway station is a major railway hub in Greater Manchester, England, providing regional and commuter services that connect the town of Bolton with key destinations across the North West.
 E116959 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: Bolton railway station | Statement: [Manchester–Preston line, servesStation, Bolton railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bolton railway station
Context triple: [Manchester–Preston line, servesStation, Bolton railway station]
  • A. Sheffield railway station
    Sheffield railway station is a major rail hub in South Yorkshire, England, providing regional and long-distance services and serving as the principal station for the city of Sheffield.
  • B. Stockport railway station
    Stockport railway station is a major railway hub in Greater Manchester, England, serving as an important stop on the West Coast Main Line with frequent intercity and regional services.
  • C. Manchester Victoria railway station
    Manchester Victoria railway station is a major railway and Metrolink tram interchange in Manchester, England, serving as a key hub for regional and local services across northern England.
  • D. York railway station
    York railway station is a major historic rail hub in York, England, serving as an important junction on the East Coast Main Line with extensive regional and long-distance services.
  • E. Moston railway station
    Moston railway station is a suburban rail stop in Greater Manchester, England, serving the local communities with regional train services.
  • 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: Bolton railway station
Triple: [Manchester–Preston line, servesStation, Bolton railway station]
Generated description
Bolton railway station is a major railway hub in Greater Manchester, England, providing regional and commuter services that connect the town of Bolton with key destinations across the North West.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bolton railway station
Target entity description: Bolton railway station is a major railway hub in Greater Manchester, England, providing regional and commuter services that connect the town of Bolton with key destinations across the North West.
  • A. Sheffield railway station
    Sheffield railway station is a major rail hub in South Yorkshire, England, providing regional and long-distance services and serving as the principal station for the city of Sheffield.
  • B. Stockport railway station
    Stockport railway station is a major railway hub in Greater Manchester, England, serving as an important stop on the West Coast Main Line with frequent intercity and regional services.
  • C. Manchester Victoria railway station
    Manchester Victoria railway station is a major railway and Metrolink tram interchange in Manchester, England, serving as a key hub for regional and local services across northern England.
  • D. York railway station
    York railway station is a major historic rail hub in York, England, serving as an important junction on the East Coast Main Line with extensive regional and long-distance services.
  • E. Moston railway station
    Moston railway station is a suburban rail stop in Greater Manchester, England, serving the local communities with regional train services.
  • 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_69a493b33d2c81909c52c369d3ca8436 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b44aa6088190a90c44a8f694ec41 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac2586fd7c8190ba77b327bad4bb69 completed March 7, 2026, 1:17 p.m.
NEDg Description generation batch_69ac265d40848190a86d56c132ec2a03 completed March 7, 2026, 1:21 p.m.
NED2 Entity disambiguation (via description) batch_69ac26f947d481908ab1b7115cf9dee7 completed March 7, 2026, 1:24 p.m.
Created at: March 1, 2026, 7:40 p.m.