Triple

T14010794
Position Surface form Disambiguated ID Type / Status
Subject Barking E337072 entity
Predicate servedByOvergroundLine P112431 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: [Barking, servedByOvergroundLine, London Overground]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Overground
Context triple: [Barking, servedByOvergroundLine, 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 and Elizabeth line
    The London Underground and Elizabeth line are major rail networks in London, with the former being the city’s historic metro system and the latter a modern high-capacity cross-city railway.
  • D. 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.
  • E. 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.
  • 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: servedByOvergroundLine
Context triple: [Barking, servedByOvergroundLine, London Overground]
  • A. isOnPiccadillyLineBranch
    Indicates that something (typically a station or track segment) lies on a branch of the Piccadilly Line rather than on its main central section.
  • B. subwayLine
    Indicates that there is a subway line connection or service relationship between the referenced entities.
  • C. enteredServiceOnElizabethLine
    Indicates that something (typically a train, station, or service) began operating or was officially introduced into service on the Elizabeth Line.
  • D. isAdjacentStationOnPiccadillyLine
    Indicates that two stations are directly next to each other as consecutive stops on the Piccadilly Line.
  • E. isAdjacentStationOnJubileeLine
    Indicates that two stations are directly next to each other as consecutive stops on the Jubilee Line.
  • 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_69d81c645c5c8190b1fd16a285a1b78a completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2ed5cfd0819085b9c860b119a9de completed April 14, 2026, 12:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcd08dfb9881909a20a07e15c15e92 completed May 7, 2026, 5:49 p.m.
PD Predicate disambiguation batch_69de05a802ac819090604025aae6a4d5 completed April 14, 2026, 9:15 a.m.
PDg Predicate description generation batch_69de239524688190a0f2408c239cfcaa completed April 14, 2026, 11:23 a.m.
Created at: April 9, 2026, 10:19 p.m.