Pueyrredón station (Line B)
E719554
Pueyrredón station (Line B) is an underground metro station on Buenos Aires’ Line B, serving the Balvanera/Once area and providing access to one of the city’s busy commercial and transit hubs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pueyrredón station (Line B) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8223741 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pueyrredón station (Line B) Context triple: [Line B (Buenos Aires Underground), hasStation, Pueyrredón station (Line B)]
-
A.
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.
-
B.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
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C.
Pudahuel station
Pudahuel station is a Santiago Metro station on Line 5 that serves the Pudahuel commune in western Santiago, Chile.
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D.
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.
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E.
Pino Suárez station
Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pueyrredón station (Line B) Target entity description: Pueyrredón station (Line B) is an underground metro station on Buenos Aires’ Line B, serving the Balvanera/Once area and providing access to one of the city’s busy commercial and transit hubs.
-
A.
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.
-
B.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
-
C.
Pudahuel station
Pudahuel station is a Santiago Metro station on Line 5 that serves the Pudahuel commune in western Santiago, Chile.
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D.
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.
-
E.
Pino Suárez station
Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
- F. None of above. chosen
Statements (21)
| Predicate | Object |
|---|---|
| instanceOf |
Buenos Aires Underground station
ⓘ
metro station ⓘ |
| connectsTo | Once railway station (nearby via surface) ⓘ |
| country | Argentina ⓘ |
| fareSystem | Subte de Buenos Aires NERFINISHED ⓘ |
| formerOperator | Metrovías NERFINISHED ⓘ |
| hasConnectionWith |
Corrientes station (Line H)
NERFINISHED
ⓘ
Pueyrredón station (Line D) NERFINISHED ⓘ |
| locatedIn |
Argentina
ⓘ
Balvanera NERFINISHED ⓘ Buenos Aires ⓘ |
| locatedOn | Avenida Corrientes NERFINISHED ⓘ |
| namedAfter | Avenida Pueyrredón NERFINISHED ⓘ |
| openingDate | 1930 ⓘ |
| operatedBy | Emova Movilidad NERFINISHED ⓘ |
| ownedBy | Government of the City of Buenos Aires NERFINISHED ⓘ |
| partOf | Line B (Buenos Aires Underground) NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| serves |
Balvanera neighborhood
NERFINISHED
ⓘ
Once commercial area ⓘ |
| structureType | underground ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Pueyrredón station (Line B) Description of subject: Pueyrredón station (Line B) is an underground metro station on Buenos Aires’ Line B, serving the Balvanera/Once area and providing access to one of the city’s busy commercial and transit hubs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line B (Buenos Aires Underground)