Triple

T1691741
Position Surface form Disambiguated ID Type / Status
Subject Hampstead E36563 entity
Predicate transportServedBy P1298 FINISHED
Object Hampstead Underground station E219800 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: Hampstead Underground station | Statement: [Hampstead, transportServedBy, Hampstead Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hampstead Underground station
Context triple: [Hampstead, transportServedBy, Hampstead Underground station]
  • A. Hampstead tube station chosen
    Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
  • B. Hyde Park Corner Underground station
    Hyde Park Corner Underground station is a central London Tube station on the Piccadilly line, serving the area around Hyde Park, Mayfair, and Knightsbridge.
  • C. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • D. Notting Hill Gate Underground station
    Notting Hill Gate Underground station is a central London Tube station in the Notting Hill area, serving as a key interchange on the Central, Circle, and District lines.
  • E. Belsize Park tube station
    Belsize Park tube station is a London Underground station on the Northern line serving the Belsize Park area in the London Borough of Camden.
  • 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_69a886151508819084fa7f1ce6e05577 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa6298fa748190acabb9f1d42bd3f5 completed March 6, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae6adefc088190b1c6173c4be1d5a2 completed March 9, 2026, 6:38 a.m.
Created at: March 4, 2026, 7:29 p.m.