Triple

T9269879
Position Surface form Disambiguated ID Type / Status
Subject Talgo 350 E222797 entity
Predicate manufacturer P490 FINISHED
Object Talgo
Talgo is a Spanish railway manufacturer renowned for its lightweight, articulated, and high-speed trainsets used in passenger services worldwide.
 E222797 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: Talgo | Statement: [Talgo 350, manufacturer, Talgo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Talgo
Context triple: [Talgo 350, manufacturer, Talgo]
  • A. 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.
  • B. Talgo 350
    The Talgo 350 is a high-speed electric train developed by Spanish manufacturer Talgo, designed for very fast intercity services and widely used on premium high-speed rail lines.
  • C. Atocha Renfe
    Atocha Renfe is a major Madrid Metro station that serves the Atocha railway complex, providing a key interchange between urban rail, commuter trains, and long-distance services.
  • D. Renfe Class Civia
    Renfe Class Civia is a family of electric multiple unit commuter trains operated by Spain’s national railway company for suburban and regional passenger services.
  • E. Renfe 447 series
    The Renfe 447 series is a class of electric multiple unit commuter trains widely used across Spain’s suburban rail networks.
  • 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: Talgo
Triple: [Talgo 350, manufacturer, Talgo]
Generated description
Talgo is a Spanish railway manufacturer renowned for its lightweight, articulated, and high-speed trainsets used in passenger services worldwide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Talgo
Target entity description: Talgo is a Spanish railway manufacturer renowned for its lightweight, articulated, and high-speed trainsets used in passenger services worldwide.
  • A. 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.
  • B. Talgo 350 chosen
    The Talgo 350 is a high-speed electric train developed by Spanish manufacturer Talgo, designed for very fast intercity services and widely used on premium high-speed rail lines.
  • C. Atocha Renfe
    Atocha Renfe is a major Madrid Metro station that serves the Atocha railway complex, providing a key interchange between urban rail, commuter trains, and long-distance services.
  • D. Renfe Class Civia
    Renfe Class Civia is a family of electric multiple unit commuter trains operated by Spain’s national railway company for suburban and regional passenger services.
  • E. Renfe 447 series
    The Renfe 447 series is a class of electric multiple unit commuter trains widely used across Spain’s suburban rail networks.
  • 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_69ca841ffe208190aa7bcffbef2f8379 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd078525308190abfb883123742d3f completed April 1, 2026, 11:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69d09c2239a08190b954c8c57ced8fd2 completed April 4, 2026, 5:05 a.m.
NEDg Description generation batch_69d09cf1f2f48190b53e062c3eb4565d completed April 4, 2026, 5:09 a.m.
NED2 Entity disambiguation (via description) batch_69d09d914d688190af609c4485c746cc completed April 4, 2026, 5:11 a.m.
Created at: March 30, 2026, 7:33 p.m.