Line H (Buenos Aires Underground)
E736934
Line H of the Buenos Aires Underground is a metro line that runs roughly north–south, connecting key neighborhoods and transit hubs across the city as part of its rapid transit network.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T8181405 — 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: Line H (Buenos Aires Underground) Context triple: [Line H depot, servesLine, Line H (Buenos Aires Underground)]
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A.
Buenos Aires Underground Line A
Buenos Aires Underground Line A is the oldest line of the Buenos Aires Metro, known for its historic wooden cars and route linking the city center with western neighborhoods.
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B.
Line D of Buenos Aires Underground
Line D of the Buenos Aires Underground is one of the city’s main metro lines, running through central and northern neighborhoods and connecting key commercial and residential areas.
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C.
Buenos Aires Underground Line E
Buenos Aires Underground Line E is one of the lines of the Buenos Aires Metro system, running primarily east–west and connecting central Buenos Aires with southeastern neighborhoods.
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D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
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E.
Line C of Buenos Aires Underground
Line C of the Buenos Aires Underground is a major north–south subway line that connects key commercial and transport hubs in the city’s central area.
- 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: Line H (Buenos Aires Underground) Target entity description: Line H of the Buenos Aires Underground is a metro line that runs roughly north–south, connecting key neighborhoods and transit hubs across the city as part of its rapid transit network.
-
A.
Buenos Aires Underground Line A
Buenos Aires Underground Line A is the oldest line of the Buenos Aires Metro, known for its historic wooden cars and route linking the city center with western neighborhoods.
-
B.
Line D of Buenos Aires Underground
Line D of the Buenos Aires Underground is one of the city’s main metro lines, running through central and northern neighborhoods and connecting key commercial and residential areas.
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C.
Buenos Aires Underground Line E
Buenos Aires Underground Line E is one of the lines of the Buenos Aires Metro system, running primarily east–west and connecting central Buenos Aires with southeastern neighborhoods.
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D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
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E.
Line C of Buenos Aires Underground
Line C of the Buenos Aires Underground is a major north–south subway line that connects key commercial and transport hubs in the city’s central area.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
rapid transit line
ⓘ
underground line ⓘ |
| city | Buenos Aires ⓘ |
| colorOnMap | yellow ⓘ |
| connects |
key transit hubs in Buenos Aires
ⓘ
northern Buenos Aires neighborhoods ⓘ southern Buenos Aires neighborhoods ⓘ |
| country | Argentina ⓘ |
| direction | north–south ⓘ |
| electrification | overhead catenary ⓘ |
| fareCollection | automatic turnstiles ⓘ |
| fareSystem |
Buenos Aires Underground unified fare
ⓘ
SUBE card NERFINISHED ⓘ |
| fareZone | single urban zone ⓘ |
| hasFeature |
access for people with reduced mobility
ⓘ
elevators ⓘ escalators ⓘ |
| hasInterchangeWith |
Line A (Buenos Aires Underground)
NERFINISHED
ⓘ
Line B (Buenos Aires Underground) NERFINISHED ⓘ Line D (Buenos Aires Underground) NERFINISHED ⓘ Line E (Buenos Aires Underground) NERFINISHED ⓘ |
| hasRollingStock |
Alstom 300 Series trains
NERFINISHED
ⓘ
modern air‑conditioned trains ⓘ |
| hasService |
all‑day service
ⓘ
weekday peak‑hour high frequency ⓘ |
| isPublicTransport | yes ⓘ |
| locale | City of Buenos Aires NERFINISHED ⓘ |
| locatedIn |
Argentina
ⓘ
Buenos Aires ⓘ |
| mode | rail ⓘ |
| networkRole | north–south axis of Buenos Aires Underground ⓘ |
| operator | Subterráneos de Buenos Aires NERFINISHED ⓘ |
| ownedBy | Government of the City of Buenos Aires NERFINISHED ⓘ |
| partOf | Buenos Aires Underground NERFINISHED ⓘ |
| partOfNetwork | Buenos Aires rapid transit network NERFINISHED ⓘ |
| platformType |
island platforms
ⓘ
side platforms ⓘ |
| safetyFeature |
CCTV surveillance in stations
ⓘ
emergency intercoms in stations ⓘ |
| safetySystem | automatic train protection ⓘ |
| serves |
commuters
ⓘ
tourists in Buenos Aires ⓘ |
| system | Buenos Aires Underground NERFINISHED ⓘ |
| ticketing | contactless smart card ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | metro ⓘ |
| uses | Spanish language signage ⓘ |
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: Line H (Buenos Aires Underground) Description of subject: Line H of the Buenos Aires Underground is a metro line that runs roughly north–south, connecting key neighborhoods and transit hubs across the city as part of its rapid transit network.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Line H of Buenos Aires Underground
subject surface form:
Line B (Buenos Aires Underground)
this entity surface form:
Buenos Aires Underground Line H
subject surface form:
Line D (Buenos Aires Underground)
subject surface form:
Line E (Buenos Aires Underground)
this entity surface form:
Buenos Aires Underground Line H
this entity surface form:
Buenos Aires subway Line H (Las Heras / Facultad de Derecho area)
this entity surface form:
Buenos Aires Underground Line H
this entity surface form:
Buenos Aires Underground Line H
subject surface form:
Line C (Buenos Aires Underground)