Triple

T1308237
Position Surface form Disambiguated ID Type / Status
Subject Trafalgar Square E27928 entity
Predicate hasTransportConnection P845 FINISHED
Object Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
 E173328 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: Embankment station | Statement: [Trafalgar Square, hasTransportConnection, Embankment station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Embankment station
Context triple: [Trafalgar Square, hasTransportConnection, Embankment station]
  • A. Southwark station
    Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
  • B. West End station
    West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
  • C. Cannon Street station
    Cannon Street station is a central London railway terminus and London Underground station serving commuter routes in and out of the City of London.
  • D. Russell Square station
    Russell Square station is a London Underground station on the Piccadilly line, located near Russell Square and serving the Bloomsbury area in central London.
  • E. Blackfriars station
    Blackfriars station is a central London railway and London Underground interchange on the north bank of the River Thames, serving both mainline and Tube services.
  • 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: Embankment station
Triple: [Trafalgar Square, hasTransportConnection, Embankment station]
Generated description
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Embankment station
Target entity description: Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
  • A. Southwark station
    Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
  • B. West End station
    West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
  • C. Cannon Street station
    Cannon Street station is a central London railway terminus and London Underground station serving commuter routes in and out of the City of London.
  • D. Russell Square station
    Russell Square station is a London Underground station on the Piccadilly line, located near Russell Square and serving the Bloomsbury area in central London.
  • E. Blackfriars station
    Blackfriars station is a central London railway and London Underground interchange on the north bank of the River Thames, serving both mainline and Tube services.
  • 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_69a496d7d83481908f83085854e51328 completed March 1, 2026, 7:43 p.m.
NER Named-entity recognition batch_69a4c13806b48190a0db33f8e5d53734 completed March 1, 2026, 10:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad231f92bc8190be41c30adb022b65 completed March 8, 2026, 7:19 a.m.
NEDg Description generation batch_69ad2708ef588190a112cbbe8abbb0ca completed March 8, 2026, 7:36 a.m.
NED2 Entity disambiguation (via description) batch_69ad277bbb18819099289afed0a1f363 completed March 8, 2026, 7:38 a.m.
Created at: March 1, 2026, 7:51 p.m.