Triple

T8411508
Position Surface form Disambiguated ID Type / Status
Subject Line D (Buenos Aires Underground) E198633 entity
Predicate hasStation P35 FINISHED
Object Pueyrredón station
Pueyrredón station is a stop on Buenos Aires' Line D subway, serving the Recoleta/Balvanera area and providing access to major avenues and commercial zones.
 E776866 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: Pueyrredón station | Statement: [Line D (Buenos Aires Underground), hasStation, Pueyrredón station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pueyrredón station
Context triple: [Line D (Buenos Aires Underground), hasStation, Pueyrredón station]
  • A. Federico Lacroze station
    Federico Lacroze station is a major Buenos Aires Underground stop in the Chacarita neighborhood, serving as an important transport hub that connects subway services with suburban rail lines.
  • B. Plaza de Maipú station
    Plaza de Maipú station is a western terminal station of the Santiago Metro that serves the Maipú commune in Chile’s capital.
  • C. Bartolomé Mitre station
    Bartolomé Mitre station is a railway terminus in Buenos Aires, Argentina, serving as the endpoint of one of the branches of the Mitre Line suburban rail network.
  • D. Leandro N. Alem station
    Leandro N. Alem station is a terminal underground metro station in Buenos Aires, Argentina, serving as one end of the city’s Subte Line B.
  • E. Vicente López station
    Vicente López station is a commuter rail stop in the Buenos Aires metropolitan area, serving the Vicente López district on Argentina’s Mitre Line.
  • 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: Pueyrredón station
Triple: [Line D (Buenos Aires Underground), hasStation, Pueyrredón station]
Generated description
Pueyrredón station is a stop on Buenos Aires' Line D subway, serving the Recoleta/Balvanera area and providing access to major avenues and commercial zones.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pueyrredón station
Target entity description: Pueyrredón station is a stop on Buenos Aires' Line D subway, serving the Recoleta/Balvanera area and providing access to major avenues and commercial zones.
  • A. Federico Lacroze station
    Federico Lacroze station is a major Buenos Aires Underground stop in the Chacarita neighborhood, serving as an important transport hub that connects subway services with suburban rail lines.
  • B. Plaza de Maipú station
    Plaza de Maipú station is a western terminal station of the Santiago Metro that serves the Maipú commune in Chile’s capital.
  • C. Bartolomé Mitre station
    Bartolomé Mitre station is a railway terminus in Buenos Aires, Argentina, serving as the endpoint of one of the branches of the Mitre Line suburban rail network.
  • D. Leandro N. Alem station
    Leandro N. Alem station is a terminal underground metro station in Buenos Aires, Argentina, serving as one end of the city’s Subte Line B.
  • E. Vicente López station
    Vicente López station is a commuter rail stop in the Buenos Aires metropolitan area, serving the Vicente López district on Argentina’s Mitre Line.
  • 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_69ca831201b481909e137936ef99ff11 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cb83e0341c819080506e696131671e completed March 31, 2026, 8:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69d016c8b6f0819084d14fec00aad335 completed April 3, 2026, 7:36 p.m.
NEDg Description generation batch_69d019059e8481909a696575366aa0b6 completed April 3, 2026, 7:46 p.m.
NED2 Entity disambiguation (via description) batch_69d019a2736c8190880c8f3786cf353b completed April 3, 2026, 7:48 p.m.
Created at: March 30, 2026, 6:05 p.m.