Triple

T22221907
Position Surface form Disambiguated ID Type / Status
Subject National Rail services in London E549230 entity
Predicate hasMajorHub P164 FINISHED
Object London Blackfriars railway station — NE NERFINISHED

How this triple was built (2 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 Blackfriars railway station | Statement: [National Rail services in London, hasMajorHub, London Blackfriars railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Blackfriars railway station
Context triple: [National Rail services in London, hasMajorHub, London Blackfriars railway station]
  • A. Southwark station
    Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
  • B. Blackfriars station chosen
    Blackfriars station is a central London railway and London Underground interchange on the north bank of the River Thames, serving both mainline and Tube services.
  • C. London Bridge railway station
    London Bridge railway station is a major central London rail and Underground hub, serving as one of the city’s oldest and busiest commuter interchanges on the south bank of the River Thames.
  • D. London Victoria railway station
    London Victoria railway station is one of London's busiest central railway termini and transport hubs, serving both mainline and Underground services as a key gateway to the south of England and Gatwick Airport.
  • E. Cannon Street station
    Cannon Street station is a central London railway terminus and London Underground station serving commuter routes in and out of the City of London.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e403d6481909a94d0aaf157f6ef completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b91f8d48190b828fcde59620ff5 completed April 28, 2026, 9:50 p.m.
Created at: April 16, 2026, 8:37 p.m.