Triple

T6457557
Position Surface form Disambiguated ID Type / Status
Subject Renfe Operadora E142030 entity
Predicate predecessor P97 FINISHED
Object Red Nacional de los Ferrocarriles Españoles
Red Nacional de los Ferrocarriles Españoles was Spain’s former state-owned national railway company that managed most of the country’s rail services and infrastructure until its restructuring in the early 21st century.
E142030 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: Red Nacional de los Ferrocarriles Españoles | Statement: [Renfe Operadora, predecessor, Red Nacional de los Ferrocarriles Españoles]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Nacional de los Ferrocarriles Españoles
Context triple: [Renfe Operadora, predecessor, Red Nacional de los Ferrocarriles Españoles]
  • A. Renfe Operadora
    Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
  • B. Renfe Cercanías
    Renfe Cercanías is Spain’s suburban and commuter rail service network, operating frequent regional trains that connect major cities with their surrounding metropolitan areas.
  • C. Adif
    Adif is Spain’s state-owned railway infrastructure manager responsible for the construction, maintenance, and operation of most of the country’s rail network and stations.
  • D. Renfe Alvia
    Renfe Alvia is a Spanish long-distance high-speed train service operated by Renfe that combines standard and variable-gauge rolling stock to connect major cities across both high-speed and conventional rail lines.
  • E. 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.
  • 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: Red Nacional de los Ferrocarriles Españoles
Triple: [Renfe Operadora, predecessor, Red Nacional de los Ferrocarriles Españoles]
Generated description
Red Nacional de los Ferrocarriles Españoles was Spain’s former state-owned national railway company that managed most of the country’s rail services and infrastructure until its restructuring in the early 21st century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Nacional de los Ferrocarriles Españoles
Target entity description: Red Nacional de los Ferrocarriles Españoles was Spain’s former state-owned national railway company that managed most of the country’s rail services and infrastructure until its restructuring in the early 21st century.
  • A. Renfe Operadora chosen
    Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
  • B. Renfe Cercanías
    Renfe Cercanías is Spain’s suburban and commuter rail service network, operating frequent regional trains that connect major cities with their surrounding metropolitan areas.
  • C. Adif
    Adif is Spain’s state-owned railway infrastructure manager responsible for the construction, maintenance, and operation of most of the country’s rail network and stations.
  • D. Renfe Alvia
    Renfe Alvia is a Spanish long-distance high-speed train service operated by Renfe that combines standard and variable-gauge rolling stock to connect major cities across both high-speed and conventional rail lines.
  • E. 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.
  • 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_69c008d2f91c8190a8178767a35e08fc completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c069d758508190b9c7358ef84f8169 completed March 22, 2026, 10:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70060c7788190aab7ca88615d6e71 completed March 27, 2026, 10:10 p.m.
NEDg Description generation batch_69c7018afbec8190b04c8a6e30827e92 completed March 27, 2026, 10:15 p.m.
NED2 Entity disambiguation (via description) batch_69c7023f23088190ba081595713acb04 completed March 27, 2026, 10:18 p.m.
Created at: March 22, 2026, 4:48 p.m.