Triple

T16986150
Position Surface form Disambiguated ID Type / Status
Subject Hendon Central Underground station E412069 entity
Predicate formerLineName P17520 FINISHED
Object Edgware, Highgate and Morden line E993530 NE FINISHED

How this triple was built (2 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: Edgware, Highgate and Morden line | Statement: [Hendon Central Underground station, formerLineName, Edgware, Highgate and Morden line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Edgware, Highgate and Morden line
Context triple: [Hendon Central Underground station, formerLineName, Edgware, Highgate and Morden line]
  • A. Hammersmith & City line
    The Hammersmith & City line is a London Underground service running across west and central London, linking Hammersmith to Barking via key hubs such as Paddington, King's Cross St Pancras, and Liverpool Street.
  • B. Holborn Viaduct–Herne Hill line
    The Holborn Viaduct–Herne Hill line is a suburban railway route in London that connects the City with south London, historically forming part of key commuter services into central London.
  • C. North London line
    The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
  • D. Edgware, Highgate and London Railway chosen
    The Edgware, Highgate and London Railway was a 19th-century suburban railway company in north London that developed lines later absorbed into the London Underground network.
  • E. Bexleyheath Line
    The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d886ca8f348190812768ea8d5055ce completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3d27b58908190a643bcbd105b1849 completed April 18, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a011b412dd48190862fde6d1656113d completed May 10, 2026, 11:56 p.m.
Created at: April 10, 2026, 5:32 a.m.