Triple

T2310535
Position Surface form Disambiguated ID Type / Status
Subject EUS E51945 entity
Predicate nearbyUndergroundStation P5822 FINISHED
Object Euston Square Underground station
Euston Square Underground station is a London Underground station in central London served by the Circle, Hammersmith & City, and Metropolitan lines.
 E294142 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: Euston Square Underground station | Statement: [EUS, nearbyUndergroundStation, Euston Square Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Euston Square Underground station
Context triple: [EUS, nearbyUndergroundStation, Euston Square Underground station]
  • A. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • B. Hyde Park Corner Underground station
    Hyde Park Corner Underground station is a central London Tube station on the Piccadilly line, serving the area around Hyde Park, Mayfair, and Knightsbridge.
  • C. Euston Underground station
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • D. Notting Hill Gate Underground station
    Notting Hill Gate Underground station is a central London Tube station in the Notting Hill area, serving as a key interchange on the Central, Circle, and District lines.
  • E. Oxford Circus Underground station
    Oxford Circus Underground station is a major London Underground interchange in the West End, serving the Bakerloo, Central, and Victoria lines at the junction of Oxford Street and Regent Street.
  • 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: Euston Square Underground station
Triple: [EUS, nearbyUndergroundStation, Euston Square Underground station]
Generated description
Euston Square Underground station is a London Underground station in central London served by the Circle, Hammersmith & City, and Metropolitan lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Euston Square Underground station
Target entity description: Euston Square Underground station is a London Underground station in central London served by the Circle, Hammersmith & City, and Metropolitan lines.
  • A. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • B. Hyde Park Corner Underground station
    Hyde Park Corner Underground station is a central London Tube station on the Piccadilly line, serving the area around Hyde Park, Mayfair, and Knightsbridge.
  • C. Euston Underground station
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • D. Notting Hill Gate Underground station
    Notting Hill Gate Underground station is a central London Tube station in the Notting Hill area, serving as a key interchange on the Central, Circle, and District lines.
  • E. Oxford Circus Underground station
    Oxford Circus Underground station is a major London Underground interchange in the West End, serving the Bakerloo, Central, and Victoria lines at the junction of Oxford Street and Regent Street.
  • 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_69a88b0bb30c81908ded03b006d29387 completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abc6098ce88190ba2e987e6f0737ac completed March 7, 2026, 6:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69afbbaafe788190b0bbe84f26536cf0 completed March 10, 2026, 6:35 a.m.
NEDg Description generation batch_69afbc2d10c88190a3f265843f98024b completed March 10, 2026, 6:37 a.m.
NED2 Entity disambiguation (via description) batch_69afbc9dc9248190abd42ad9785c8605 completed March 10, 2026, 6:39 a.m.
Created at: March 4, 2026, 7:49 p.m.