Triple

T7775095
Position Surface form Disambiguated ID Type / Status
Subject Metro de Medellín E179170 entity
Predicate operator P179 FINISHED
Object Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)
Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA) is the public company responsible for managing and operating Medellín’s integrated mass transit system in the Aburrá Valley region of Colombia.
 E179170 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: Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA) | Statement: [Metro de Medellín, operator, Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)
Context triple: [Metro de Medellín, operator, Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)]
  • A. 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.
  • B. Tramvia Metropolità S.A.
    Tramvia Metropolità S.A. is the company responsible for managing and operating parts of the modern tram network serving the Barcelona metropolitan area.
  • C. Metro de Medellín
    Metro de Medellín is the main rapid transit system serving the city of Medellín and its metropolitan area, recognized as Colombia’s first modern urban rail network and a key driver of regional mobility and development.
  • D. Servicio de Transportes Eléctricos de la Ciudad de México
    Servicio de Transportes Eléctricos de la Ciudad de México is the public agency responsible for operating and managing electric urban transport services, such as trolleybuses and light rail, in Mexico City.
  • E. TransMilenio bus rapid transit
    TransMilenio bus rapid transit is Bogotá’s high-capacity, bus-based mass transit system known for its dedicated lanes, large articulated buses, and station-based fare collection designed to improve urban mobility.
  • 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: Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)
Triple: [Metro de Medellín, operator, Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)]
Generated description
Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA) is the public company responsible for managing and operating Medellín’s integrated mass transit system in the Aburrá Valley region of Colombia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA)
Target entity description: Empresa de Transporte Masivo del Valle de Aburrá Limitada (ETMVA) is the public company responsible for managing and operating Medellín’s integrated mass transit system in the Aburrá Valley region of Colombia.
  • A. 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.
  • B. Tramvia Metropolità S.A.
    Tramvia Metropolità S.A. is the company responsible for managing and operating parts of the modern tram network serving the Barcelona metropolitan area.
  • C. Metro de Medellín chosen
    Metro de Medellín is the main rapid transit system serving the city of Medellín and its metropolitan area, recognized as Colombia’s first modern urban rail network and a key driver of regional mobility and development.
  • D. Servicio de Transportes Eléctricos de la Ciudad de México
    Servicio de Transportes Eléctricos de la Ciudad de México is the public agency responsible for operating and managing electric urban transport services, such as trolleybuses and light rail, in Mexico City.
  • E. TransMilenio bus rapid transit
    TransMilenio bus rapid transit is Bogotá’s high-capacity, bus-based mass transit system known for its dedicated lanes, large articulated buses, and station-based fare collection designed to improve urban mobility.
  • 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_69c69f30602c819082ab52cd4af5c592 completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c7046331e0819080ec1a5c23c27cd7 completed March 27, 2026, 10:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8c7f12b888190b10479c3db81cce2 completed March 29, 2026, 6:34 a.m.
NEDg Description generation batch_69c8c8b84f88819086ecd371b62e2b5b completed March 29, 2026, 6:37 a.m.
NED2 Entity disambiguation (via description) batch_69c8c917a1308190ab2c8e70d6ed8c0e completed March 29, 2026, 6:39 a.m.
Created at: March 27, 2026, 4:11 p.m.