Triple

T12460299
Position Surface form Disambiguated ID Type / Status
Subject Stonebridge Park E297771 entity
Predicate depotUsedBy P86339 FINISHED
Object Bakerloo line trains E60074 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: Bakerloo line trains | Statement: [Stonebridge Park, depotUsedBy, Bakerloo line trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bakerloo line trains
Context triple: [Stonebridge Park, depotUsedBy, Bakerloo line trains]
  • A. Bakerloo line chosen
    The Bakerloo line is a deep-level London Underground railway line running between Harrow & Wealdstone in northwest London and Elephant & Castle in south London, known for serving key central locations such as Baker Street, Oxford Circus, and Waterloo.
  • B. London Underground 1972 Stock
    The London Underground 1972 Stock is a long-serving fleet of tube trains primarily used on the Bakerloo line, known for its distinctive older design and continued operation well beyond its originally intended lifespan.
  • C. 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.
  • D. Piccadilly line
    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 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.
  • 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: depotUsedBy
Context triple: [Stonebridge Park, depotUsedBy, Bakerloo line trains]
  • A. depotFor chosen
    Indicates that one entity serves as a storage or distribution center location dedicated to supporting or supplying another entity.
  • B. depot
    Indicates that an entity serves as a storage or distribution center location for another entity, such as goods, vehicles, or resources.
  • C. hasAdjacentDepot
    Indicates that one entity has a depot located directly next to or adjoining it.
  • D. areUsedBy
    Indicates that certain entities serve as tools, resources, or means that are utilized or employed by other entities.
  • E. servesAsThroughStationFor
    Indicates that a station functions as an intermediate (through) stop for a particular service, route, or journey rather than as its starting or ending point.
  • F. None of above.

Provenance (4 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_69d6ada270808190b1a2b2e7b02bb426 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d95151e7348190a1d4953a8b416a13 completed April 10, 2026, 7:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63f1d4f248190a0805e17da42eaf7 completed May 2, 2026, 6:14 p.m.
PD Predicate disambiguation batch_69d94d3c27a08190a0237200203e476d completed April 10, 2026, 7:19 p.m.
Created at: April 8, 2026, 9:56 p.m.