Triple

T2634351
Position Surface form Disambiguated ID Type / Status
Subject Jubilee line extension E59708 entity
Predicate includesStation P33789 FINISHED
Object North Greenwich Underground station E268244 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: North Greenwich Underground station | Statement: [Jubilee line extension, includesStation, North Greenwich Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Greenwich Underground station
Context triple: [Jubilee line extension, includesStation, North Greenwich Underground station]
  • A. North Greenwich Underground station chosen
    North Greenwich Underground station is a London Underground station on the Jubilee line that serves the Greenwich Peninsula and provides primary access to The O2 Arena.
  • B. Kennington Underground Station
    Kennington Underground Station is a London Underground station in the district of Kennington, serving the Northern line and acting as a key junction near central London.
  • C. Elephant & Castle Underground station
    Elephant & Castle Underground station is a major London Underground interchange in the Elephant and Castle area, serving both the Bakerloo and Northern lines in the London Borough of Southwark.
  • D. Bermondsey Underground station
    Bermondsey Underground station is a London Underground station in southeast London served by the Jubilee line.
  • E. Canary Wharf tube station
    Canary Wharf tube station is a major London Underground station on the Jubilee line, serving the Canary Wharf financial district with a distinctive, spacious modern design.
  • 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_69ab4ac8596c8190b34997e73d9e991c completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abdd1ca0248190aa15f80b2798524e completed March 7, 2026, 8:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69b22496fda88190ba70356cc6835dcb completed March 12, 2026, 2:27 a.m.
Created at: March 6, 2026, 9:50 p.m.