Triple

T21206655
Position Surface form Disambiguated ID Type / Status
Subject Caledonian Road tube station E522601 entity
Predicate isPartOf P10 FINISHED
Object Piccadilly line Cockfosters–Heathrow/Uxbridge route NE NERFINISHED

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: Piccadilly line Cockfosters–Heathrow/Uxbridge route | Statement: [Caledonian Road tube station, isPartOf, Piccadilly line Cockfosters–Heathrow/Uxbridge route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Piccadilly line Cockfosters–Heathrow/Uxbridge route
Context triple: [Caledonian Road tube station, isPartOf, Piccadilly line Cockfosters–Heathrow/Uxbridge route]
  • A. West London line
    The West London line is a north–south railway route in west London that connects Willesden Junction to Clapham Junction, used by both London Overground and other train operators.
  • B. Bedford–St Pancras–Sutton route
    The Bedford–St Pancras–Sutton route is a suburban rail service in the London area forming part of the Thameslink network, linking Bedford in Bedfordshire with Sutton in south London via central London stations including St Pancras.
  • 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. Piccadilly line chosen
    The Piccadilly line is a major deep-level London Underground route running from the north and west suburbs through central London, serving key destinations including Heathrow Airport.
  • E. London Moorgate–Hertford North line
    The London Moorgate–Hertford North line is a suburban commuter rail route in North London and Hertfordshire linking central London’s Moorgate station with Hertford North via intermediate stops such as Gordon Hill.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b5112d8881909510b2dcdc93106d completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e73435322c8190bf4156fbd14edc5c completed April 21, 2026, 8:24 a.m.
Created at: April 16, 2026, 3:20 p.m.