Triple

T17769490
Position Surface form Disambiguated ID Type / Status
Subject Romford E443594 entity
Predicate hasRailwayStation P918 FINISHED
Object Romford railway station NE NERFINISHED

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: Romford railway station | Statement: [Romford, hasRailwayStation, Romford railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Romford railway station
Context triple: [Romford, hasRailwayStation, Romford railway station]
  • A. Romford railway station chosen
    Romford railway station is a major National Rail and Elizabeth line interchange in East London serving the town of Romford in the London Borough of Havering.
  • B. Epping station
    Epping station is a major interchange railway and metro station in Sydney’s north-west, serving as a key hub on the Sydney Metro network and other suburban rail lines.
  • C. Walthamstow Central railway station
    Walthamstow Central railway station is a key National Rail and London Underground interchange in the London Borough of Waltham Forest, serving as a major transport hub in northeast London.
  • D. Epping railway station
    Epping railway station is a suburban commuter rail station in Melbourne, Australia, serving the northern suburb of Epping on the city's metropolitan rail network.
  • E. Basildon railway station
    Basildon railway station is the main rail hub serving the town of Basildon in Essex, England, on the London, Tilbury and Southend line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8b9edf16c8190a59ebd245d378f4f completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e485fe70648190b4107e1eabacc694 completed April 19, 2026, 7:36 a.m.
Created at: April 10, 2026, 10:11 a.m.