Triple

T7082385
Position Surface form Disambiguated ID Type / Status
Subject London Underground Central line E164986 entity
Predicate terminusEast P3569 FINISHED
Object Epping E315899 NE FINISHED

How this triple was built (2 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 | Statement: [London Underground Central line, terminusEast, Epping]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Epping
Context triple: [London Underground Central line, terminusEast, Epping]
  • A. Epping chosen
    Epping is a market town in the Epping Forest district of Essex, England, known for its historic high street and proximity to the ancient Epping Forest.
  • B. Loughton
    Loughton is a suburban town in southeast England known for its proximity to Epping Forest and its role as a commuter hub within the London metropolitan area.
  • C. Cheshunt
    Cheshunt is a town in Hertfordshire, England, situated just north of London and known as a commuter hub with rail links into the capital.
  • D. Chingford
    Chingford is a suburban area in the London Borough of Waltham Forest, known as a residential district on the northeastern edge of Greater London near Epping Forest.
  • E. Romford
    Romford is a large suburban town in East London, England, known as a major commercial and retail centre with strong transport links into central London.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c6887d98408190912b9580666b0c1d completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e50f133c81908c5f7336fd5bc5d2 completed March 27, 2026, 8:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8705bf9bc8190aabc53f636c77995 completed March 29, 2026, 12:20 a.m.
Created at: March 27, 2026, 2:40 p.m.