Triple

T9747972
Position Surface form Disambiguated ID Type / Status
Subject Great Portland Street Underground station E236364 entity
Predicate adjacentStationOnHammersmithAndCityLine P90477 FINISHED
Object Euston Square Underground station E294142 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: [Great Portland Street Underground station, adjacentStationOnHammersmithAndCityLine, Euston Square Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Euston Square Underground station
Context triple: [Great Portland Street Underground station, adjacentStationOnHammersmithAndCityLine, Euston Square Underground station]
  • A. Euston Square Underground station chosen
    Euston Square Underground station is a London Underground station in central London served by the Circle, Hammersmith & City, and Metropolitan lines.
  • B. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • C. Hyde Park Corner Underground station
    Hyde Park Corner Underground station is a central London Tube station on the Piccadilly line, serving the area around Hyde Park, Mayfair, and Knightsbridge.
  • D. Euston Underground station
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • E. Sloane Square Underground station
    Sloane Square Underground station is a London Underground station in Chelsea serving the Circle and District lines, known for its proximity to the upscale shopping and cultural areas around Sloane Square and King's Road.
  • 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: adjacentStationOnHammersmithAndCityLine
Context triple: [Great Portland Street Underground station, adjacentStationOnHammersmithAndCityLine, Euston Square Underground station]
  • A. adjacentStationOnBakerlooLine
    Indicates that one station is directly next to another station along the Bakerloo Line, with no other stations in between.
  • B. adjacentStationOnVictoriaLine
    Indicates that one station is directly next to another station along the Victoria Line, with no other stations in between.
  • C. isAdjacentStationOnPiccadillyLine
    Indicates that two stations are directly next to each other as consecutive stops on the Piccadilly Line.
  • D. adjacentStationTowardsLondonBridge
    Indicates that one station is directly next to another along the rail line in the direction heading toward London Bridge.
  • E. adjacentStationOnNorthernLine
    Indicates that one station is directly next to another station along the Northern Line, with no other stations in between.
  • 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_69ca84d3e24481908a476e2231123cf9 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cd9f68f8b88190b44babf5ae17dfef completed April 1, 2026, 10:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69d2fff34bb08190bebd5089324782dd completed April 6, 2026, 12:36 a.m.
PD Predicate disambiguation batch_69cd03cc128c81908b84ef224f858b4e completed April 1, 2026, 11:38 a.m.
PDg Predicate description generation batch_69cd06aa8bc88190904be19c8953def8 completed April 1, 2026, 11:51 a.m.
Created at: March 30, 2026, 8:23 p.m.