Triple

T409647
Position Surface form Disambiguated ID Type / Status
Subject London Euston E9460 entity
Predicate nearbyUndergroundStation P5822 FINISHED
Object Euston Square Underground station E55093 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: Euston Square Underground station | Statement: [London Euston, nearbyUndergroundStation, Euston Square Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Euston Square Underground station
Context triple: [London Euston, nearbyUndergroundStation, Euston Square Underground station]
  • A. Euston Underground station chosen
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • B. George V metro station
    George V metro station is a Paris Métro station on Line 1 located beneath the Avenue des Champs-Élysées, serving one of the city's most famous boulevards.
  • C. West End station
    West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
  • D. Victoria Station
    Victoria Station is a major railway and tram interchange in Manchester, England, serving as a key transport hub for regional and national rail 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: nearbyUndergroundStation
Context triple: [London Euston, nearbyUndergroundStation, Euston Square Underground station]
  • A. nearestPassengerRailStation
    Indicates that one entity is the closest passenger rail station in distance to another entity.
  • B. nearbyCurrent
    Indicates that one entity is located close to another entity at the present moment or in the current context.
  • C. nearbyTransit chosen
    Indicates that one location has public transportation options situated within a short distance or easy access from it.
  • D. transportationNearby
    Indicates that there is a transportation facility or service located close to the referenced entity.
  • E. subwayServices
    Indicates that one entity provides or operates subway transportation services for another entity or area.
  • 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ed31681c8190ac32334562fb17fd completed Feb. 28, 2026, 1:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69a43e6cf1048190abf3f13ba35a3980 completed March 1, 2026, 1:26 p.m.
PD Predicate disambiguation batch_69a2e9737694819080fde9adcc1aa4d4 completed Feb. 28, 2026, 1:11 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.