Triple

T12054424
Position Surface form Disambiguated ID Type / Status
Subject Euston area E287002 entity
Predicate ambulanceService P464 FINISHED
Object London Ambulance Service E47022 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: London Ambulance Service | Statement: [Euston area, ambulanceService, London Ambulance Service]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Ambulance Service
Context triple: [Euston area, ambulanceService, London Ambulance Service]
  • A. London Ambulance Service chosen
    The London Ambulance Service is the NHS trust responsible for providing emergency medical care and ambulance services across Greater London.
  • B. South Western Ambulance Service
    South Western Ambulance Service is a National Health Service ambulance trust in England that provides emergency and urgent medical care across the South West region.
  • C. North West Ambulance Service
    North West Ambulance Service is a regional NHS ambulance trust in England responsible for providing emergency medical services and patient transport across the North West.
  • D. West Midlands Ambulance Service
    West Midlands Ambulance Service is a National Health Service (NHS) ambulance trust in England responsible for providing emergency medical services and patient transport across the West Midlands region.
  • E. South East Coast Ambulance Service
    South East Coast Ambulance Service is an NHS ambulance trust in England responsible for providing emergency and non-emergency medical transport and pre-hospital care across parts of the South East, including West Sussex.
  • 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_69d6ab4780948190bdb9f7620c2ac27e completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d90425258c8190ba7b3b837c439253 completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f49ddde6548190adae2a889ec5c72b completed May 1, 2026, 12:34 p.m.
Created at: April 8, 2026, 9:47 p.m.