Triple

T13089435
Position Surface form Disambiguated ID Type / Status
Subject The Drain E310420 entity
Predicate hasAlternativeNameForLine P65356 FINISHED
Object Waterloo & City Railway E63600 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: Waterloo & City Railway | Statement: [The Drain, hasAlternativeNameForLine, Waterloo & City Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Waterloo & City Railway
Context triple: [The Drain, hasAlternativeNameForLine, Waterloo & City Railway]
  • A. Waterloo & City line chosen
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • B. Waterloo–Reading line
    The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
  • C. Scarborough Rapid Transit
    Scarborough Rapid Transit was a light metro line in Toronto, Canada, that served the Scarborough district as part of the Toronto Transit Commission’s rapid transit network.
  • D. Spadina streetcar line
    The Spadina streetcar line is a major Toronto Transit Commission route running along Spadina Avenue, connecting key downtown destinations including the University of Toronto’s St. George campus.
  • E. York–Scarborough line
    The York–Scarborough line is a historic railway route in North Yorkshire, England, connecting the city of York with the coastal resort town of Scarborough.
  • 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: hasAlternativeNameForLine
Context triple: [The Drain, hasAlternativeNameForLine, Waterloo & City Railway]
  • A. hasAlternativeFamilyName
    Indicates that an entity is associated with an additional or variant family name besides its primary family name.
  • B. hasNinthLineName
    Indicates that an entity is associated with a specific name used as its ninth line or label in an ordered sequence.
  • C. formerLineName
    Indicates that the object is a previous or former name by which the referenced line was known.
  • D. hasAlternativeNotation
    Indicates that an entity can be represented or written in a different, equivalent form or notation.
  • E. hasAlternativeReferent chosen
    Indicates that an entity can also be referred to or identified by an alternative name, label, or reference.
  • 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_69d806a733548190989cfd4ce981ca33 completed April 9, 2026, 8:05 p.m.
NER Named-entity recognition batch_69d98138a1d481908a139f2f67eb3472 completed April 10, 2026, 11:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6e27417308190b388be4a31ce4b5d completed May 3, 2026, 5:51 a.m.
PD Predicate disambiguation batch_69d9803f6c508190bfadfbc2d00c2c64 completed April 10, 2026, 10:57 p.m.
Created at: April 9, 2026, 9:03 p.m.