Triple

T3102058
Position Surface form Disambiguated ID Type / Status
Subject Grosvenor Square E64740 entity
Predicate transportNearby P5822 FINISHED
Object Marble Arch Underground station
Marble Arch Underground station is a London Underground station on the Central line located near the Marble Arch monument at the western end of Oxford Street.
 E386901 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: Marble Arch Underground station | Statement: [Grosvenor Square, transportNearby, Marble Arch Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Marble Arch Underground station
Context triple: [Grosvenor Square, transportNearby, Marble Arch Underground station]
  • A. 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.
  • B. Charing Cross Underground station
    Charing Cross Underground station is a central London Tube station on the Bakerloo and Northern lines, serving the Charing Cross mainline rail terminus and the surrounding West End area.
  • C. 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.
  • D. 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.
  • 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: Marble Arch Underground station
Triple: [Grosvenor Square, transportNearby, Marble Arch Underground station]
Generated description
Marble Arch Underground station is a London Underground station on the Central line located near the Marble Arch monument at the western end of Oxford Street.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Marble Arch Underground station
Target entity description: Marble Arch Underground station is a London Underground station on the Central line located near the Marble Arch monument at the western end of Oxford Street.
  • A. 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.
  • B. Charing Cross Underground station
    Charing Cross Underground station is a central London Tube station on the Bakerloo and Northern lines, serving the Charing Cross mainline rail terminus and the surrounding West End area.
  • C. 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.
  • D. 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.
  • 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_69ad857dc98481909e585dc3372e3ed5 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada26c76ec81908d11f82be573c518 completed March 8, 2026, 4:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4e4c7f8c4819097be8b80d4064806 completed March 14, 2026, 4:32 a.m.
NEDg Description generation batch_69b4e62d284881908531b93645649f45 completed March 14, 2026, 4:38 a.m.
NED2 Entity disambiguation (via description) batch_69b4ea2b19e48190864d2114603865ed completed March 14, 2026, 4:55 a.m.
Created at: March 8, 2026, 3:03 p.m.