Triple

T6963176
Position Surface form Disambiguated ID Type / Status
Subject Go-Ahead Group E161422 entity
Predicate hasSubsidiary P254 FINISHED
Object Metrobus
Metrobus is a British bus operator providing local and regional bus services, primarily in Southeast England.
 E630532 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: Metrobus | Statement: [Go-Ahead Group, hasSubsidiary, Metrobus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metrobus
Context triple: [Go-Ahead Group, hasSubsidiary, Metrobus]
  • A. Metrobus
    Metrobus is Miami-Dade County’s primary public bus system, providing extensive local and regional transit service throughout the Greater Miami area.
  • B. Metrobus
    Metrobus is the public bus transit system serving the Washington, D.C. metropolitan area, operated alongside the Metrorail network by the Washington Metropolitan Area Transit Authority (WMATA).
  • C. MetroBus
    MetroBus is the public bus service operating under the Metro Transit system in the St. Louis metropolitan area, providing local and regional fixed-route transportation.
  • D. Metro Bus
    Metro Bus is the primary public bus service network for Los Angeles County, providing extensive local and rapid transit across the region.
  • E. Metrobus Line 5
    Metrobus Line 5 is a bus rapid transit route in Mexico City that serves the borough of Venustiano Carranza and connects it with other key areas of the city.
  • 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: Metrobus
Triple: [Go-Ahead Group, hasSubsidiary, Metrobus]
Generated description
Metrobus is a British bus operator providing local and regional bus services, primarily in Southeast England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Metrobus
Target entity description: Metrobus is a British bus operator providing local and regional bus services, primarily in Southeast England.
  • A. Metrobus
    Metrobus is the public bus transit system serving the Washington, D.C. metropolitan area, operated alongside the Metrorail network by the Washington Metropolitan Area Transit Authority (WMATA).
  • B. Metrobus
    Metrobus is Miami-Dade County’s primary public bus system, providing extensive local and regional transit service throughout the Greater Miami area.
  • C. MetroBus
    MetroBus is the public bus service operating under the Metro Transit system in the St. Louis metropolitan area, providing local and regional fixed-route transportation.
  • D. Metro Bus
    Metro Bus is the primary public bus service network for Los Angeles County, providing extensive local and rapid transit across the region.
  • E. Metrobus Line 5
    Metrobus Line 5 is a bus rapid transit route in Mexico City that serves the borough of Venustiano Carranza and connects it with other key areas of the city.
  • 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_69c68853cff881908439d488924a8283 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6daf197b0819085bd0433c8a7f716 completed March 27, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7589c587c8190b97523b5ac2ab958 completed March 28, 2026, 4:27 a.m.
NEDg Description generation batch_69c759553fe081909881c8d2ae680dfe completed March 28, 2026, 4:30 a.m.
NED2 Entity disambiguation (via description) batch_69c759c79de48190bd3e079c07a9158a completed March 28, 2026, 4:32 a.m.
Created at: March 27, 2026, 2:30 p.m.