Triple

T17252069
Position Surface form Disambiguated ID Type / Status
Subject Metropolitan Transit Authority of Harris County E418779 entity
Predicate legalForm P64 FINISHED
Object metropolitan transit authority
A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
E21867 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: metropolitan transit authority | Statement: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: metropolitan transit authority
Context triple: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
  • A. Metropolitan Transit Authority
    The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
  • B. Autoritat del Transport Metropolità
    Autoritat del Transport Metropolità is the public consortium that plans, coordinates, and oversees metropolitan public transport services in the Barcelona area.
  • C. Dirección de Transporte Público Metropolitano
    La Dirección de Transporte Público Metropolitano es el organismo estatal chileno encargado de planificar, gestionar y supervisar el sistema de transporte público urbano en la Región Metropolitana de Santiago.
  • D. Suburban Mobility Authority for Regional Transportation
    The Suburban Mobility Authority for Regional Transportation (SMART) is the regional public transit agency serving Detroit’s suburbs and surrounding communities in southeast Michigan.
  • E. Capital Metropolitan Transportation Authority
    Capital Metropolitan Transportation Authority is the public transit agency that operates bus, rail, and paratransit services throughout the Austin, Texas region.
  • 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: metropolitan transit authority
Triple: [Metropolitan Transit Authority of Harris County, legalForm, metropolitan transit authority]
Generated description
A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: metropolitan transit authority
Target entity description: A metropolitan transit authority is a regional public agency responsible for planning, operating, and managing mass transportation services such as buses, light rail, and paratransit within a metropolitan area.
  • A. Metropolitan Transit Authority chosen
    The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
  • B. Autoritat del Transport Metropolità
    Autoritat del Transport Metropolità is the public consortium that plans, coordinates, and oversees metropolitan public transport services in the Barcelona area.
  • C. Dirección de Transporte Público Metropolitano
    La Dirección de Transporte Público Metropolitano es el organismo estatal chileno encargado de planificar, gestionar y supervisar el sistema de transporte público urbano en la Región Metropolitana de Santiago.
  • D. Suburban Mobility Authority for Regional Transportation
    The Suburban Mobility Authority for Regional Transportation (SMART) is the regional public transit agency serving Detroit’s suburbs and surrounding communities in southeast Michigan.
  • E. Capital Metropolitan Transportation Authority
    Capital Metropolitan Transportation Authority is the public transit agency that operates bus, rail, and paratransit services throughout the Austin, Texas region.
  • F. None of above.

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_69d886d9ab108190b70edd8d17aa1204 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42e694f788190a1c86e95264ed2fe completed April 19, 2026, 1:22 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0170fb89248190ae431ce51dfeaffd completed May 11, 2026, 6:02 a.m.
NEDg Description generation batch_6a017258cb9c8190baa828104d30fdbf completed May 11, 2026, 6:08 a.m.
NED2 Entity disambiguation (via description) batch_6a017620d2d8819099292be7bc4db4df completed May 11, 2026, 6:24 a.m.
Created at: April 10, 2026, 5:39 a.m.