Triple

T1991932
Position Surface form Disambiguated ID Type / Status
Subject The O2 Arena E43269 entity
Predicate publicTransit P1288 FINISHED
Object North Greenwich Underground station
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.
 E268244 NE FINISHED

How this triple was built (4 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: [The O2 Arena, publicTransit, North Greenwich Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Greenwich Underground station
Context triple: [The O2 Arena, publicTransit, North Greenwich Underground station]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Earl's Court tube station
    Earl's Court tube station is a major London Underground station in West London serving the District and Piccadilly lines and acting as a key interchange for passengers traveling through Kensington and beyond.
  • E. Borough Underground station
    Borough Underground station is a London Underground station on the Northern line serving the Borough area in the London Borough of Southwark.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: North Greenwich Underground station
Triple: [The O2 Arena, publicTransit, North Greenwich Underground station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North Greenwich Underground station
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Earl's Court tube station
    Earl's Court tube station is a major London Underground station in West London serving the District and Piccadilly lines and acting as a key interchange for passengers traveling through Kensington and beyond.
  • E. Borough Underground station
    Borough Underground station is a London Underground station on the Northern line serving the Borough area in the London Borough of Southwark.
  • F. None of above. chosen

Provenance (5 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_69a88714cf2c819081644be450b8356e completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb846f1c0819081edd8d5eb59adce completed March 7, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef07752c48190ad74d87ad232b60c completed March 9, 2026, 4:08 p.m.
NEDg Description generation batch_69aef14e9a548190b45ae4a9a5f7b4e8 completed March 9, 2026, 4:11 p.m.
NED2 Entity disambiguation (via description) batch_69aef6c34e748190b079d7600f6f7ed5 completed March 9, 2026, 4:35 p.m.
Created at: March 4, 2026, 7:37 p.m.