Triple

T21568582
Position Surface form Disambiguated ID Type / Status
Subject London & South East sector of British Rail E532224 entity
Predicate operatedServicesTo P6304 FINISHED
Object London Waterloo NE NERFINISHED

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: London Waterloo | Statement: [London & South East sector of British Rail, operatedServicesTo, London Waterloo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Waterloo
Context triple: [London & South East sector of British Rail, operatedServicesTo, London Waterloo]
  • A. London Waterloo East
    London Waterloo East is a central London railway station serving suburban and regional services, located near Waterloo and connected by footbridge to the main Waterloo station complex.
  • B. London Waterloo railway station chosen
    London Waterloo railway station is a major central London terminus and one of the busiest railway stations in the United Kingdom, serving as a key hub for suburban and long-distance services in the south of England.
  • C. London Paddington
    London Paddington is a major central London railway terminus and transport hub, best known as the historic Great Western Railway terminus and a key gateway to western England and Heathrow Airport.
  • D. London Victoria
    London Victoria is a major central London railway terminus and Underground station, serving as a key hub for commuter, regional, and Gatwick Airport services.
  • E. London Waterloo–Woking–Alton
    London Waterloo–Woking–Alton is a suburban and regional rail route in southern England linking central London with the towns of Woking and Alton in Surrey and Hampshire.
  • 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: operatedServicesTo
Context triple: [London & South East sector of British Rail, operatedServicesTo, London Waterloo]
  • A. operatesServiceTo chosen
    Indicates that one entity runs or provides a transportation or service route to another entity or location.
  • B. operatesService
    Indicates that an agent runs, manages, or provides a particular service.
  • C. operatedPassengerServices
    Indicates that an entity provided and managed transportation services specifically for carrying passengers.
  • D. operatedTo
    Indicates that one entity has performed a surgical or medical operation on another entity.
  • E. operatedAmong
    Indicates that an entity carried out operations or activities within, or in coordination with, a specified group, set, or collection of other entities.
  • F. None of above.

Provenance (3 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_69e0c460db088190828c64206a450273 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eee9cad95c8190ab165ced6f242302 completed April 27, 2026, 4:44 a.m.
PD Predicate disambiguation batch_69e6320c8c2c81908bf031447d66a052 completed April 20, 2026, 2:02 p.m.
Created at: April 16, 2026, 6:30 p.m.