Triple

T10488147
Position Surface form Disambiguated ID Type / Status
Subject CAF Urbos 3 E247343 entity
Predicate designedBy P184 FINISHED
Object Construcciones y Auxiliar de Ferrocarriles E559741 NE FINISHED

How this triple was built (2 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: Construcciones y Auxiliar de Ferrocarriles | Statement: [CAF Urbos 3, designedBy, Construcciones y Auxiliar de Ferrocarriles]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Construcciones y Auxiliar de Ferrocarriles
Context triple: [CAF Urbos 3, designedBy, Construcciones y Auxiliar de Ferrocarriles]
  • A. Construcciones y Auxiliar de Ferrocarriles chosen
    Construcciones y Auxiliar de Ferrocarriles (CAF) is a Spanish multinational company that designs and manufactures railway vehicles and related equipment for urban, regional, and high-speed rail systems worldwide.
  • B. Empresa de los Ferrocarriles del Estado
    Empresa de los Ferrocarriles del Estado is Chile’s state-owned railway company responsible for operating and managing much of the country’s passenger and freight rail services.
  • C. Consolidated Rail Corporation
    Consolidated Rail Corporation, commonly known as Conrail, was a major U.S. freight railroad created in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
  • D. Locomotive Works
    Locomotive Works is the section of the Derby railway works dedicated to the construction, maintenance, and repair of railway locomotives.
  • E. Ferrocarril Chihuahua al Pacífico
    Ferrocarril Chihuahua al Pacífico is a scenic Mexican railway line, commonly known as "El Chepe," that traverses the Sierra Madre Occidental and the Copper Canyon region.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d381c309b88190af78aa681cf6a4c2 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d5096b609c81909e23fd8fb6426f4a completed April 7, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69d8dc8c73748190b97c78af6cf142d9 completed April 10, 2026, 11:18 a.m.
Created at: April 6, 2026, 12:23 p.m.