Triple

T3723198
Position Surface form Disambiguated ID Type / Status
Subject Maida Vale E81686 entity
Predicate hasTransport P1298 FINISHED
Object Maida Vale Underground station
Maida Vale Underground station is a London Underground station on the Bakerloo line, noted for its early 20th-century architecture and location in the Maida Vale district of northwest London.
 E445453 NE FINISHED

How this triple was built (4 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: Maida Vale Underground station | Statement: [Maida Vale, hasTransport, Maida Vale Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Maida Vale Underground station
Context triple: [Maida Vale, hasTransport, Maida Vale Underground station]
  • A. Mansion House Underground station
    Mansion House Underground station is a London Underground station in the City of London served by the District and Circle lines.
  • B. Battersea Power Station Underground station
    Battersea Power Station Underground station is a London Underground station on the Northern line extension serving the redeveloped Battersea Power Station area in south-west London.
  • C. Hampstead tube station
    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.
  • D. Borough Underground station
    Borough Underground station is a London Underground station on the Northern line serving the Borough area in the London Borough of Southwark.
  • E. Kennington Underground Station
    Kennington Underground Station is a London Underground station in the district of Kennington, serving the Northern line and acting as a key junction near central London.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Maida Vale Underground station
Triple: [Maida Vale, hasTransport, Maida Vale Underground station]
Generated description
Maida Vale Underground station is a London Underground station on the Bakerloo line, noted for its early 20th-century architecture and location in the Maida Vale district of northwest London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Maida Vale Underground station
Target entity description: Maida Vale Underground station is a London Underground station on the Bakerloo line, noted for its early 20th-century architecture and location in the Maida Vale district of northwest London.
  • A. Mansion House Underground station
    Mansion House Underground station is a London Underground station in the City of London served by the District and Circle lines.
  • B. Battersea Power Station Underground station
    Battersea Power Station Underground station is a London Underground station on the Northern line extension serving the redeveloped Battersea Power Station area in south-west London.
  • C. Hampstead tube station
    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.
  • D. Borough Underground station
    Borough Underground station is a London Underground station on the Northern line serving the Borough area in the London Borough of Southwark.
  • E. Kennington Underground Station
    Kennington Underground Station is a London Underground station in the district of Kennington, serving the Northern line and acting as a key junction near central London.
  • F. None of above. chosen

Provenance (5 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_69ad8b1b7ef081908d2d381bbf54985a completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69adcaf3f2ec8190a3a8f363cfb762f3 completed March 8, 2026, 7:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69badb12b7488190bcd0be87b6278876 completed March 18, 2026, 5:04 p.m.
NEDg Description generation batch_69bb150a7ddc819099c60c3a55fd501a completed March 18, 2026, 9:11 p.m.
NED2 Entity disambiguation (via description) batch_69bb161656208190bbb99a48d6929fa2 completed March 18, 2026, 9:16 p.m.
Created at: March 8, 2026, 3:34 p.m.