Triple

T21740010
Position Surface form Disambiguated ID Type / Status
Subject Cowcross Street E536629 entity
Predicate hasTransportAccess P1298 FINISHED
Object London Underground Hammersmith & City line at Farringdon NE NERFINISHED

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: London Underground Hammersmith & City line at Farringdon | Statement: [Cowcross Street, hasTransportAccess, London Underground Hammersmith & City line at Farringdon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Underground Hammersmith & City line at Farringdon
Context triple: [Cowcross Street, hasTransportAccess, London Underground Hammersmith & City line at Farringdon]
  • A. London Underground Central line
    The London Underground Central line is a major east–west Tube line running across Greater London, connecting key central and suburban areas as part of the city’s rapid transit network.
  • B. London Underground District line
    The London Underground District line is a major Tube line in London running from the western suburbs through central London to the east, serving numerous key residential and commercial areas.
  • C. London Underground Metropolitan line
    The London Underground Metropolitan line is one of the network’s oldest and longest lines, running from central London into the north-west suburbs and beyond into Buckinghamshire.
  • D. London Underground Victoria line
    The London Underground Victoria line is a high-frequency, deep-level Tube line in London running north–south between Walthamstow Central and Brixton.
  • E. London Fenchurch Street–Shoeburyness line
    The London Fenchurch Street–Shoeburyness line is a key commuter rail route in Essex and east London, linking central London with coastal towns along the Thames Estuary.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Underground Hammersmith & City line at Farringdon
Target entity description: The London Underground Hammersmith & City line at Farringdon is a central London Tube service calling at Farringdon station, an important interchange on the sub-surface network.
  • A. London Underground Central line
    The London Underground Central line is a major east–west Tube line running across Greater London, connecting key central and suburban areas as part of the city’s rapid transit network.
  • B. London Underground District line
    The London Underground District line is a major Tube line in London running from the western suburbs through central London to the east, serving numerous key residential and commercial areas.
  • C. London Underground Metropolitan line
    The London Underground Metropolitan line is one of the network’s oldest and longest lines, running from central London into the north-west suburbs and beyond into Buckinghamshire.
  • D. London Underground Victoria line
    The London Underground Victoria line is a high-frequency, deep-level Tube line in London running north–south between Walthamstow Central and Brixton.
  • E. London Fenchurch Street–Shoeburyness line
    The London Fenchurch Street–Shoeburyness line is a key commuter rail route in Essex and east London, linking central London with coastal towns along the Thames Estuary.
  • F. None of above. chosen

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_69e0c46df5448190b4322127ffc4c690 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f01a714c208190b96efe23ed3bf0db completed April 28, 2026, 2:24 a.m.
Created at: April 16, 2026, 6:49 p.m.