Triple

T19162433
Position Surface form Disambiguated ID Type / Status
Subject South Harrow station E469088 entity
Predicate adjacentStationOnPiccadillyLineTowardsCentralLondon P43386 FINISHED
Object Sudbury Hill station E1004534 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: Sudbury Hill station | Statement: [South Harrow station, adjacentStationOnPiccadillyLineTowardsCentralLondon, Sudbury Hill station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sudbury Hill station
Context triple: [South Harrow station, adjacentStationOnPiccadillyLineTowardsCentralLondon, Sudbury Hill station]
  • A. Sudbury Hill tube station chosen
    Sudbury Hill tube station is a London Underground station on the Piccadilly line, notable for its 1930s modernist architecture characteristic of designer Charles Holden.
  • B. Whitefield station
    Whitefield station is a key suburban railway hub serving the Whitefield area and eastern suburbs of Bengaluru, India.
  • C. Newton Centre station
    Newton Centre station is a light rail stop in Newton, Massachusetts, serving the MBTA Green Line’s D branch on the Boston-area transit system.
  • D. Upminster station
    Upminster station is a major transport hub in east London serving as an interchange between National Rail services and the eastern terminus of the London Underground’s District line.
  • E. West Park station
    West Park station is a rapid transit stop on Cleveland's RTA Red Line serving the West Park neighborhood on the city's west side.
  • 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: adjacentStationOnPiccadillyLineTowardsCentralLondon
Context triple: [South Harrow station, adjacentStationOnPiccadillyLineTowardsCentralLondon, Sudbury Hill station]
  • A. adjacentStationTowardsLondonBridge
    Indicates that one station is directly next to another along the rail line in the direction heading toward London Bridge.
  • B. adjacentStationOnCentralLineTowardsEast
    Indicates that one station is directly next to another along the Central Line in the eastbound direction.
  • C. adjacentStationOnCentralLineTowardsWest
    Indicates that one station is directly next to another on the Central Line in the westbound direction.
  • D. adjacentStationOnBakerlooLine
    Indicates that one station is directly next to another station along the Bakerloo Line, with no other stations in between.
  • E. isAdjacentStationOnPiccadillyLine chosen
    Indicates that two stations are directly next to each other as consecutive stops on the Piccadilly Line.
  • 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_69d8dd084ff48190ac0f8c46ee722629 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5eebe03ac8190bbe0b34ebf0d90c6 completed April 20, 2026, 9:15 a.m.
NED1 Entity disambiguation (via context triple) batch_6a06f25cc54c819096b3cac034630990 completed May 15, 2026, 10:15 a.m.
PD Predicate disambiguation batch_69e4b9b83d6881908e6271c620f74100 completed April 19, 2026, 11:17 a.m.
Created at: April 10, 2026, 12:06 p.m.