Triple

T14215406
Position Surface form Disambiguated ID Type / Status
Subject Night Tube on Central line (weekends) E352335 entity
Predicate lineSectionServed P113252 FINISHED
Object Ealing Broadway branch E317953 NE FINISHED

How this triple was built (3 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: Ealing Broadway branch | Statement: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ealing Broadway branch
Context triple: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
  • A. Ealing Broadway branch of the District line chosen
    The Ealing Broadway branch of the District line is a western suburban section of London’s Underground network that runs between central London and Ealing Broadway, serving key stations in west London.
  • B. Edgware branch
    The Edgware branch is a northern suburban section of the London Underground’s Northern line running from central London to Edgware.
  • C. Holborn–Aldwych branch
    The Holborn–Aldwych branch was a short, now-disused spur of the London Underground’s Piccadilly line that ran between Holborn and Aldwych in central London.
  • D. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • E. Ealing Broadway station
    Ealing Broadway station is a major railway and London Underground interchange in west London, serving as a key hub for services between central London and the suburbs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lineSectionServed
Context triple: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
  • A. lineServed
    Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
  • B. lineOriginallyServed
    Indicates that a particular transit or service line initially operated or provided service to a specified location, route, or entity.
  • C. servedByLine
    Indicates that a transportation stop, station, or location is provided service by a specific transit line.
  • D. servedByLineType
    Indicates that a service, stop, or route is operated or covered by a specific type of transit line.
  • E. servedLineType
    Indicates the type or category of service line associated with or provided in a given context.
  • 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_69d8278a06e481908b5d6af0a8afe737 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de6210213481908fac6893e8a9f143 completed April 14, 2026, 3:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd195bcf4c8190b0b4b704b0b6fa45 completed May 7, 2026, 10:59 p.m.
PD Predicate disambiguation batch_69de05bcd7d48190a4848d9320404aa6 completed April 14, 2026, 9:15 a.m.
PDg Predicate description generation batch_69de239a02e881909b0e2679487e4ab2 completed April 14, 2026, 11:23 a.m.
Created at: April 10, 2026, 1:06 a.m.