Triple

T7082389
Position Surface form Disambiguated ID Type / Status
Subject London Underground Central line E164986 entity
Predicate depot P14646 FINISHED
Object White City depot
White City depot is a major maintenance and stabling facility for London Underground trains serving the Central line in west London.
 E640224 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: White City depot | Statement: [London Underground Central line, depot, White City depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: White City depot
Context triple: [London Underground Central line, depot, White City depot]
  • A. Union Depot station
    Union Depot station is a major multimodal transit hub in downtown Saint Paul, Minnesota, serving light rail, intercity trains, and buses.
  • B. Belt Line Station
    Belt Line Station is a light rail stop in Irving, Texas, serving Dallas Area Rapid Transit’s Orange Line near Dallas/Fort Worth International Airport.
  • C. Riverside Depot
    Riverside Depot is a retail shop located on Discovery Island in Disney's Animal Kingdom, offering themed merchandise and souvenirs to park guests.
  • D. Ruggles station
    Ruggles station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains, multiple commuter rail lines, and numerous bus routes.
  • E. 10th Street Station
    10th Street Station is a light rail stop on Metro Transit's Green Line serving downtown Saint Paul, Minnesota.
  • 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: White City depot
Triple: [London Underground Central line, depot, White City depot]
Generated description
White City depot is a major maintenance and stabling facility for London Underground trains serving the Central line in west London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: White City depot
Target entity description: White City depot is a major maintenance and stabling facility for London Underground trains serving the Central line in west London.
  • A. Union Depot station
    Union Depot station is a major multimodal transit hub in downtown Saint Paul, Minnesota, serving light rail, intercity trains, and buses.
  • B. Belt Line Station
    Belt Line Station is a light rail stop in Irving, Texas, serving Dallas Area Rapid Transit’s Orange Line near Dallas/Fort Worth International Airport.
  • C. Riverside Depot
    Riverside Depot is a retail shop located on Discovery Island in Disney's Animal Kingdom, offering themed merchandise and souvenirs to park guests.
  • D. Ruggles station
    Ruggles station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains, multiple commuter rail lines, and numerous bus routes.
  • E. 10th Street Station
    10th Street Station is a light rail stop on Metro Transit's Green Line serving downtown Saint Paul, Minnesota.
  • 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_69c6887d98408190912b9580666b0c1d completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e50f133c81908c5f7336fd5bc5d2 completed March 27, 2026, 8:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7947c32f081909340b05a46ae7bdd completed March 28, 2026, 8:42 a.m.
NEDg Description generation batch_69c79523b1e881909b7f31a20f03d4b3 completed March 28, 2026, 8:45 a.m.
NED2 Entity disambiguation (via description) batch_69c795e542d881909defeb4056898495 completed March 28, 2026, 8:48 a.m.
Created at: March 27, 2026, 2:40 p.m.