Leandro N. Alem station
E720350
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leandro N. Alem station canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8181173 — 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: Leandro N. Alem station Context triple: [Subte, hasStation, Leandro N. Alem 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.
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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.
Argentine Carlini Station
Argentine Carlini Station is an Argentine Antarctic research base on King George Island focused on scientific studies of the polar environment and climate.
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D.
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.
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E.
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.
- 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: Leandro N. Alem station Target entity description: 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.
-
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.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
-
C.
Argentine Carlini Station
Argentine Carlini Station is an Argentine Antarctic research base on King George Island focused on scientific studies of the polar environment and climate.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Buenos Aires Underground station
ⓘ
railway station ⓘ rapid transit station ⓘ |
| city | Buenos Aires ⓘ |
| continent | South America ⓘ |
| country | Argentina ⓘ |
| fareSystem | Subte fare system NERFINISHED ⓘ |
| hasMode | metro ⓘ |
| hasPlatforms | 2 ⓘ |
| hasTracks | 2 ⓘ |
| isTerminalStation | true ⓘ |
| line | Line B NERFINISHED ⓘ |
| locatedIn |
Buenos Aires
ⓘ
Buenos Aires city centre NERFINISHED ⓘ |
| namedAfter | Leandro N. Alem NERFINISHED ⓘ |
| network | Subte NERFINISHED ⓘ |
| partOf | Buenos Aires Underground NERFINISHED ⓘ |
| platformType | side platforms ⓘ |
| publicTransportSystem | Buenos Aires Subte NERFINISHED ⓘ |
| serves | Line B of the Buenos Aires Underground NERFINISHED ⓘ |
| servesCity | Buenos Aires NERFINISHED ⓘ |
| structureType | underground ⓘ |
| terminusDirection | eastern terminus of Line B ⓘ |
| terminusOf | Line B NERFINISHED ⓘ |
| transportAuthority | Buenos Aires city transport authorities NERFINISHED ⓘ |
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: Leandro N. Alem station Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line B (Buenos Aires Underground)
subject surface form:
Line B (Buenos Aires Underground)