Triple

T17042250
Position Surface form Disambiguated ID Type / Status
Subject Ferromex railway line E413473 entity
Predicate ownedBy P347 FINISHED
Object Grupo México Transportes
Grupo México Transportes is a major Mexican transportation company, best known as one of the country’s largest freight rail operators.
 E1247575 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: Grupo México Transportes | Statement: [Ferromex railway line, ownedBy, Grupo México Transportes]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Grupo México Transportes
Context triple: [Ferromex railway line, ownedBy, Grupo México Transportes]
  • A. Ferrocarriles Suburbanos S.A. de C.V.
    Ferrocarriles Suburbanos S.A. de C.V. is a Mexican company responsible for operating suburban passenger rail services in the Mexico City metropolitan area.
  • B. 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.
  • C. Metrovías S.A.
    Metrovías S.A. is an Argentine private company that operates and manages public transportation systems, most notably the Buenos Aires Underground (Subte) and associated rail services.
  • D. Govia
    Govia is a major British train operating company formed as a joint venture between the Go-Ahead Group and Keolis, running several rail franchises in the United Kingdom.
  • E. Tocumen S.A.
    Tocumen S.A. is the state-owned company responsible for managing and operating Panama’s main air hub, Tocumen International Airport.
  • 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: Grupo México Transportes
Triple: [Ferromex railway line, ownedBy, Grupo México Transportes]
Generated description
Grupo México Transportes is a major Mexican transportation company, best known as one of the country’s largest freight rail operators.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Grupo México Transportes
Target entity description: Grupo México Transportes is a major Mexican transportation company, best known as one of the country’s largest freight rail operators.
  • A. Ferrocarriles Suburbanos S.A. de C.V.
    Ferrocarriles Suburbanos S.A. de C.V. is a Mexican company responsible for operating suburban passenger rail services in the Mexico City metropolitan area.
  • B. 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.
  • C. Metrovías S.A.
    Metrovías S.A. is an Argentine private company that operates and manages public transportation systems, most notably the Buenos Aires Underground (Subte) and associated rail services.
  • D. Govia
    Govia is a major British train operating company formed as a joint venture between the Go-Ahead Group and Keolis, running several rail franchises in the United Kingdom.
  • E. Tocumen S.A.
    Tocumen S.A. is the state-owned company responsible for managing and operating Panama’s main air hub, Tocumen International Airport.
  • 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_69d886cd18288190b006abab23f811b7 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3d8f771608190b596138ddec118c6 completed April 18, 2026, 7:18 p.m.
NED1 Entity disambiguation (via context triple) batch_6a01233a7e44819096f71f5007b4450f completed May 11, 2026, 12:30 a.m.
NEDg Description generation batch_6a01241510048190ae1c459873f8a587 completed May 11, 2026, 12:34 a.m.
NED2 Entity disambiguation (via description) batch_6a0124e389908190b2ee3121be2c9383 completed May 11, 2026, 12:37 a.m.
Created at: April 10, 2026, 5:33 a.m.