Triple

T29048
Position Surface form Disambiguated ID Type / Status
Subject Dunfermline Town railway station E579 entity
Predicate owner P347 FINISHED
Object Network Rail
Network Rail is the public body responsible for owning, operating, and maintaining most of the railway infrastructure in Great Britain, including tracks, signals, and major stations.
E2215 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: Network Rail | Statement: [Dunfermline Town railway station, owner, Network Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Network Rail
Context triple: [Dunfermline Town railway station, owner, Network Rail]
  • A. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • B. Amtrak
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • C. ScotRail
    ScotRail is the national train operating company in Scotland, providing most passenger rail services across the country.
  • D. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • E. Manchester Metrolink
    Manchester Metrolink is a light rail/tram network serving Greater Manchester, England, connecting the city centre with surrounding suburbs and key regional destinations.
  • 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: Network Rail
Triple: [Dunfermline Town railway station, owner, Network Rail]
Generated description
Network Rail is the public body responsible for owning, operating, and maintaining most of the railway infrastructure in Great Britain, including tracks, signals, and major stations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Network Rail
Target entity description: Network Rail is the public body responsible for owning, operating, and maintaining most of the railway infrastructure in Great Britain, including tracks, signals, and major stations.
  • A. National Rail chosen
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • B. Amtrak
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • C. ScotRail
    ScotRail is the national train operating company in Scotland, providing most passenger rail services across the country.
  • D. Department for Transport
    The Department for Transport is the UK government ministry responsible for national transport policy, infrastructure, and regulation across road, rail, air, and sea.
  • E. Lancashire and Yorkshire Railway
    The Lancashire and Yorkshire Railway was a major pre-grouping British railway company that operated an extensive network of lines across industrial northern England during the 19th and early 20th centuries.
  • F. None of above.

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_69a2479dec388190967ba648663442c9 completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a248751fa88190992b6262a44b54f3 completed Feb. 28, 2026, 1:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2552eef10819094c0900499fb2d8f completed Feb. 28, 2026, 2:38 a.m.
NEDg Description generation batch_69a2587d06a8819090b5988f9bf22344 completed Feb. 28, 2026, 2:52 a.m.
NED2 Entity disambiguation (via description) batch_69a259457a4c8190808438f6ec06d8f9 completed Feb. 28, 2026, 2:56 a.m.
Created at: Feb. 28, 2026, 1:44 a.m.