Triple

T13265140
Position Surface form Disambiguated ID Type / Status
Subject Epping E315899 entity
Predicate hasTransport P1298 FINISHED
Object Epping tube station
Epping tube station is the northeastern terminus of the London Underground’s Central line, serving the town of Epping in Essex.
 E1113063 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: Epping tube station | Statement: [Epping, hasTransport, Epping tube station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Epping tube station
Context triple: [Epping, hasTransport, Epping tube station]
  • A. Wanstead tube station
    Wanstead tube station is a London Underground station on the Central line serving the Wanstead area in East London.
  • B. Snaresbrook tube station
    Snaresbrook tube station is a London Underground station on the Central line serving the Snaresbrook area in northeast London.
  • C. Hainault tube station
    Hainault tube station is a London Underground station on the Central line serving the Hainault area in northeast London.
  • D. Roding Valley tube station
    Roding Valley tube station is a small London Underground station on the Central line serving the suburban area around the River Roding in northeast London.
  • E. Redbridge tube station
    Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
  • 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: Epping tube station
Triple: [Epping, hasTransport, Epping tube station]
Generated description
Epping tube station is the northeastern terminus of the London Underground’s Central line, serving the town of Epping in Essex.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Epping tube station
Target entity description: Epping tube station is the northeastern terminus of the London Underground’s Central line, serving the town of Epping in Essex.
  • A. Wanstead tube station
    Wanstead tube station is a London Underground station on the Central line serving the Wanstead area in East London.
  • B. Snaresbrook tube station
    Snaresbrook tube station is a London Underground station on the Central line serving the Snaresbrook area in northeast London.
  • C. Hainault tube station
    Hainault tube station is a London Underground station on the Central line serving the Hainault area in northeast London.
  • D. Roding Valley tube station
    Roding Valley tube station is a small London Underground station on the Central line serving the suburban area around the River Roding in northeast London.
  • E. Redbridge tube station
    Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
  • 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_69d806b1d9ac8190852c5571d5bd5f0f completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d9901c65048190bd8b3c4872f22520 completed April 11, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69fde15abe6c8190a6212861bbce790e completed May 8, 2026, 1:12 p.m.
NEDg Description generation batch_69fde41944f4819099f41860272bca49 completed May 8, 2026, 1:24 p.m.
NED2 Entity disambiguation (via description) batch_69fde4981c98819092e30a61892a6e78 completed May 8, 2026, 1:26 p.m.
Created at: April 9, 2026, 9:25 p.m.