Triple

T12842795
Position Surface form Disambiguated ID Type / Status
Subject Tren a las Nubes route E307093 entity
Predicate hasStation P35 FINISHED
Object Salta station
Salta station is a historic railway terminus in the city of Salta, Argentina, serving as the starting point for the famous Tren a las Nubes mountain train.
 E1006021 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: Salta station | Statement: [Tren a las Nubes route, hasStation, Salta station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Salta station
Context triple: [Tren a las Nubes route, hasStation, Salta station]
  • A. Jujuy station
    Jujuy station is a stop on Buenos Aires’ Line E subway, serving passengers in the city’s underground transit network.
  • B. San José de Flores station
    San José de Flores station is a stop on Buenos Aires’ historic Line A subway, serving the Flores neighborhood in the city’s western area.
  • C. San Miguel de Tucumán railway station
    San Miguel de Tucumán railway station is a principal passenger and freight rail hub serving the city of San Miguel de Tucumán in northwestern Argentina.
  • D. Niquía station
    Niquía station is a major northern terminal station of the Medellín Metro system, serving as a key access point to the metropolitan area.
  • E. La Paz station
    La Paz station is a Mexico City Metro terminal station serving as the eastern endpoint of Line A in the State of Mexico.
  • 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: Salta station
Triple: [Tren a las Nubes route, hasStation, Salta station]
Generated description
Salta station is a historic railway terminus in the city of Salta, Argentina, serving as the starting point for the famous Tren a las Nubes mountain train.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Salta station
Target entity description: Salta station is a historic railway terminus in the city of Salta, Argentina, serving as the starting point for the famous Tren a las Nubes mountain train.
  • A. Jujuy station
    Jujuy station is a stop on Buenos Aires’ Line E subway, serving passengers in the city’s underground transit network.
  • B. San José de Flores station
    San José de Flores station is a stop on Buenos Aires’ historic Line A subway, serving the Flores neighborhood in the city’s western area.
  • C. San Miguel de Tucumán railway station
    San Miguel de Tucumán railway station is a principal passenger and freight rail hub serving the city of San Miguel de Tucumán in northwestern Argentina.
  • D. Niquía station
    Niquía station is a major northern terminal station of the Medellín Metro system, serving as a key access point to the metropolitan area.
  • E. La Paz station
    La Paz station is a Mexico City Metro terminal station serving as the eastern endpoint of Line A in the State of Mexico.
  • 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_69d7bdf52b94819096d6f0ba4ab50a98 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96ff2ab60819085561a3120189985 completed April 10, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69f69b9dc1e48190993430956e0fcfdc completed May 3, 2026, 12:49 a.m.
NEDg Description generation batch_69f69ca6358c8190bb076249864f81a8 completed May 3, 2026, 12:53 a.m.
NED2 Entity disambiguation (via description) batch_69f69dc8b86c81908557fa8538e942de completed May 3, 2026, 12:58 a.m.
Created at: April 9, 2026, 5:35 p.m.