Triple

T6690221
Position Surface form Disambiguated ID Type / Status
Subject Chertsey railway station E152604 entity
Predicate hasPrimaryDirectionOfServices P13415 FINISHED
Object London Waterloo E50670 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: London Waterloo | Statement: [Chertsey railway station, hasPrimaryDirectionOfServices, London Waterloo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Waterloo
Context triple: [Chertsey railway station, hasPrimaryDirectionOfServices, 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 Victoria railway station
    London Victoria railway station is one of London's busiest central railway termini and transport hubs, serving both mainline and Underground services as a key gateway to the south of England and Gatwick Airport.
  • 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: hasPrimaryDirectionOfServices
Context triple: [Chertsey railway station, hasPrimaryDirectionOfServices, London Waterloo]
  • A. hasPrimaryServiceArea
    Indicates that an entity is associated with a main geographic or functional area in which it primarily provides its services.
  • B. serviceDirection chosen
    Indicates the direction or orientation in which a service is provided or operates relative to involved entities.
  • C. servedByDirection
    Indicates that something (such as a route, service, or facility) is provided or accessed in a specific directional orientation (e.g., northbound, inbound).
  • D. isPrimaryFacilityFor
    Indicates that one facility serves as the main or principal location responsible for supporting or serving a particular entity or operation.
  • E. primaryServes
    Indicates that one entity’s main or principal function is to serve, support, or provide service to another entity.
  • F. None of above.

Provenance (4 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_69c6880687b08190805278b504d1c92c completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6cd0fa5188190a23281cb09d98139 completed March 27, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7007d2cb881909cebe2ab0d55ce3d completed March 27, 2026, 10:11 p.m.
PD Predicate disambiguation batch_69c6ad0d3c1081908dadff7a6a054123 completed March 27, 2026, 4:15 p.m.
Created at: March 27, 2026, 2:04 p.m.