Triple

T10857905
Position Surface form Disambiguated ID Type / Status
Subject London public transport network E256316 entity
Predicate overgroundBrand P96103 FINISHED
Object London Overground E51947 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: London Overground | Statement: [London public transport network, overgroundBrand, London Overground]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Overground
Context triple: [London public transport network, overgroundBrand, London Overground]
  • A. London Overground chosen
    London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
  • B. London Underground
    The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
  • 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. District line (London Underground)
    The District line is a major London Underground line running across the city from east to west, serving numerous suburban areas and key central London destinations.
  • E. Jubilee line
    The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
  • 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: overgroundBrand
Context triple: [London public transport network, overgroundBrand, London Overground]
  • A. operatedUnderground
    Indicates that an entity conducted its activities or operations beneath the surface of the ground, rather than at or above ground level.
  • B. openedForLondonOverground
    Indicates that something (typically a station or facility) was officially opened specifically for use by the London Overground service.
  • C. isUndergroundOnly
    Indicates that something exists, operates, or is accessible exclusively below ground level and not above ground.
  • D. transferredToLondonUnderground
    Indicates that something or someone has been moved from a previous context or system into the London Underground network or organization.
  • E. hasUndergroundSection
    Indicates that an entity includes a portion or segment that is located below ground level.
  • 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_69d6aa83d1448190a66d93c32394d21f completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d751377da88190a7244bb9d6b0c2ec completed April 9, 2026, 7:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69e2d6c077608190822d66b23866f5eb completed April 18, 2026, 12:56 a.m.
PD Predicate disambiguation batch_69d70d308dfc81908792f98cfb871392 completed April 9, 2026, 2:21 a.m.
PDg Predicate description generation batch_69d7101c96708190808fef73199e8482 completed April 9, 2026, 2:34 a.m.
Created at: April 8, 2026, 9:20 p.m.