Triple

T1691744
Position Surface form Disambiguated ID Type / Status
Subject Hampstead E36563 entity
Predicate transportServedBy P1298 FINISHED
Object Hampstead Heath railway station
Hampstead Heath railway station is a London Overground station in north London serving the Hampstead area near Hampstead Heath park.
 E252114 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: Hampstead Heath railway station | Statement: [Hampstead, transportServedBy, Hampstead Heath railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hampstead Heath railway station
Context triple: [Hampstead, transportServedBy, Hampstead Heath railway station]
  • A. Hampstead tube station
    Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
  • B. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • C. Belsize Park tube station
    Belsize Park tube station is a London Underground station on the Northern line serving the Belsize Park area in the London Borough of Camden.
  • 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. Tottenham Hale station
    Tottenham Hale station is a major transport hub in North London, served by both National Rail and London Underground services, providing key connections between central London, Stansted Airport, and surrounding areas.
  • 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: Hampstead Heath railway station
Triple: [Hampstead, transportServedBy, Hampstead Heath railway station]
Generated description
Hampstead Heath railway station is a London Overground station in north London serving the Hampstead area near Hampstead Heath park.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hampstead Heath railway station
Target entity description: Hampstead Heath railway station is a London Overground station in north London serving the Hampstead area near Hampstead Heath park.
  • A. Hampstead tube station
    Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
  • B. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • C. Belsize Park tube station
    Belsize Park tube station is a London Underground station on the Northern line serving the Belsize Park area in the London Borough of Camden.
  • 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. Tottenham Hale station
    Tottenham Hale station is a major transport hub in North London, served by both National Rail and London Underground services, providing key connections between central London, Stansted Airport, and surrounding areas.
  • 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_69a886151508819084fa7f1ce6e05577 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa6298fa748190acabb9f1d42bd3f5 completed March 6, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae7ed8b7a08190a39f4b90fbf68cd9 completed March 9, 2026, 8:03 a.m.
NEDg Description generation batch_69ae7f701cc48190a5ca5320ac15117d completed March 9, 2026, 8:06 a.m.
NED2 Entity disambiguation (via description) batch_69ae7ff1fb748190961febf3790f03cf completed March 9, 2026, 8:08 a.m.
Created at: March 4, 2026, 7:29 p.m.