Triple

T474795
Position Surface form Disambiguated ID Type / Status
Subject London Underground E9036 entity
Predicate hasPart P35 FINISHED
Object Victoria line
The Victoria line is a deep-level, high-frequency London Underground route running north–south across central London and known for being one of the network’s fastest and most heavily used lines.
E62794 NE FINISHED

How this triple was built (4 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: Victoria line | Statement: [London Underground, hasPart, Victoria line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Victoria line
Context triple: [London Underground, hasPart, Victoria line]
  • A. Northern line
    The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
  • B. 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.
  • C. Bakerloo line
    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.
  • D. Metropolitan line
    The Metropolitan line is one of the oldest lines of the London Underground, running from central London into the northwestern suburbs and beyond.
  • E. District line
    The District line is a major London Underground service running across central and western London, known for its green color on the Tube map and extensive coverage of suburban areas.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Victoria line
Triple: [London Underground, hasPart, Victoria line]
Generated description
The Victoria line is a deep-level, high-frequency London Underground route running north–south across central London and known for being one of the network’s fastest and most heavily used lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Victoria line
Target entity description: The Victoria line is a deep-level, high-frequency London Underground route running north–south across central London and known for being one of the network’s fastest and most heavily used lines.
  • A. Northern line
    The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
  • B. 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.
  • C. Bakerloo line
    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.
  • D. Metropolitan line
    The Metropolitan line is one of the oldest lines of the London Underground, running from central London into the northwestern suburbs and beyond.
  • E. District line
    The District line is a major London Underground service running across central and western London, known for its green color on the Tube map and extensive coverage of suburban areas.
  • 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_69a2e7ff81708190b0507a24a997232c completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f039f3d88190a7c93ecbf1bf5f58 completed Feb. 28, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69a48a7675a08190985e76c3d3bbd495 completed March 1, 2026, 6:50 p.m.
NEDg Description generation batch_69a48aedd40081908c2cfa99241ed1b6 completed March 1, 2026, 6:52 p.m.
NED2 Entity disambiguation (via description) batch_69a48b45acbc8190b41b791584f80275 completed March 1, 2026, 6:53 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.