Triple

T19281527
Position Surface form Disambiguated ID Type / Status
Subject Didcot–Oxford line E482198 entity
Predicate connectsToLineAtDidcot P35426 FINISHED
Object Great Western Main Line NE NERFINISHED

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: Great Western Main Line | Statement: [Didcot–Oxford line, connectsToLineAtDidcot, Great Western Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Western Main Line
Context triple: [Didcot–Oxford line, connectsToLineAtDidcot, Great Western Main Line]
  • A. Great Western Main Line chosen
    The Great Western Main Line is a major intercity railway route in England that connects London with key cities in the west, including Bristol and South Wales.
  • B. Western Main Line
    The Western Main Line is one of Sweden’s principal railway routes, connecting Stockholm with major cities to the west and south, and serving as a key corridor for both passenger and freight traffic.
  • C. Ou Main Line
    The Ōu Main Line is a major Japanese railway route in the Tōhoku region that runs roughly north–south through Honshu, connecting key cities including Aomori.
  • D. Culver Line
    The Culver Line is a New York City Subway route in Brooklyn that primarily carries F trains between central Brooklyn neighborhoods and Manhattan via an elevated and underground corridor.
  • E. Southern Main Line
    The Southern Main Line is a major Swedish railway route that connects key cities in the southern part of the country and serves as an important corridor for both passenger and freight traffic.
  • 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: connectsToLineAtDidcot
Context triple: [Didcot–Oxford line, connectsToLineAtDidcot, Great Western Main Line]
  • A. connectsToMainLineAt chosen
    Indicates that one entity is linked or joined to a primary or central line at a specific point.
  • B. servedByOvergroundLine
    Indicates that a location or facility is connected to and receives service from an Overground railway line.
  • C. 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.
  • D. adjacentStationOnWatfordDCLine
    Indicates that one station is directly next to another station along the Watford DC railway line, with no intermediate stations between them.
  • E. ElizabethLinePlatformsOpened
    Indicates that the platforms associated with the Elizabeth Line have been officially opened for public use.
  • F. None of above.

Provenance (3 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fbff1e6c819094ae6a5ad40adb65 completed April 20, 2026, 10:12 a.m.
PD Predicate disambiguation batch_69e4dd07a7208190afcd51ba1dc87c33 completed April 19, 2026, 1:47 p.m.
Created at: April 10, 2026, 1:30 p.m.