Triple

T12638547
Position Surface form Disambiguated ID Type / Status
Subject Moor Park E301828 entity
Predicate hasServicePattern P849 FINISHED
Object Metropolitan line trains to Watford E915088 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: Metropolitan line trains to Watford | Statement: [Moor Park, hasServicePattern, Metropolitan line trains to Watford]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metropolitan line trains to Watford
Context triple: [Moor Park, hasServicePattern, Metropolitan line trains to Watford]
  • A. Watford branch of the Metropolitan line chosen
    The Watford branch of the Metropolitan line is a suburban spur of London’s Underground network in Hertfordshire, running from central London to its terminus at Watford tube station.
  • B. London Euston to Watford Junction
    London Euston to Watford Junction is a suburban rail route in northwest London and Hertfordshire, served by London Overground and other operators, connecting central London with key intermediate stations such as Wembley Central.
  • C. Windsor & Eton Riverside to London Waterloo line
    The Windsor & Eton Riverside to London Waterloo line is a suburban railway route in southeast England linking the historic town of Windsor with central London’s Waterloo station.
  • D. Metropolitan line
    The Metropolitan line is one of the oldest lines of the London Underground, running from central London into the northwestern suburbs and beyond.
  • E. West London line
    The West London line is a north–south railway route in west London that connects Willesden Junction to Clapham Junction, used by both London Overground and other train operators.
  • 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_69d7bdec9f9c8190b4bac675b7588211 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d961499de08190bdba66ca40b021be completed April 10, 2026, 8:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6719886708190823f6f7e94e4d199 completed May 2, 2026, 9:50 p.m.
Created at: April 9, 2026, 5:16 p.m.