Triple

T11326963
Position Surface form Disambiguated ID Type / Status
Subject North Greenwich Underground station E268244 entity
Predicate partOfLineExtension P57328 FINISHED
Object Jubilee line Extension E59708 NE FINISHED

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: Jubilee line Extension | Statement: [North Greenwich Underground station, partOfLineExtension, Jubilee line Extension]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Jubilee line Extension
Context triple: [North Greenwich Underground station, partOfLineExtension, Jubilee line Extension]
  • A. Jubilee line extension chosen
    The Jubilee line extension is a major late-20th-century expansion of the London Underground that introduced new stations and modern infrastructure to connect central London with the Docklands and east London.
  • B. Jubilee line
    The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
  • C. Elizabeth line (Abbey Wood branch)
    The Elizabeth line (Abbey Wood branch) is a key Crossrail route in southeast London, providing high-frequency, fast rail services between Abbey Wood, central London, and beyond.
  • D. North London line
    The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
  • E. DLR Stratford–Lewisham line
    The DLR Stratford–Lewisham line is a Docklands Light Railway route in London that runs from Stratford in the northeast to Lewisham in the southeast, serving key hubs such as Canary Wharf.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d6aacb1f0881908c84a349fd1be047 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9e2253881909518cad0f12ef612 completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e52608b7348190875597513ca1a995 completed April 19, 2026, 6:59 p.m.
Created at: April 8, 2026, 9:32 p.m.