Piedras
E729745
Piedras is a station on Buenos Aires’ historic Line A subway, serving the central Monserrat area near Avenida de Mayo.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Piedras canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8376560 — 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: Piedras Context triple: [Buenos Aires Underground Line A, hasStation, Piedras]
-
A.
Paredones
Paredones is a rural commune and town in central Chile known for its agricultural activities and traditional countryside character.
-
B.
Las Piedras
Las Piedras is a municipality in eastern Puerto Rico known for its suburban communities and proximity to the island’s metropolitan area.
-
C.
Las Piedras
Las Piedras is a town in Uruguay historically notable as the site of the pivotal Battle of Las Piedras during the country’s struggle for independence.
-
D.
Arbol de Piedra
Arbol de Piedra is a famous wind-eroded rock formation in Bolivia’s high-altitude desert, noted for its tree-like shape and striking isolation in the Altiplano landscape.
-
E.
Camuñas
Camuñas is a Spanish surname of likely toponymic origin, associated with individuals such as politician Ignacio Camuñas.
- 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: Piedras Target entity description: Piedras is a station on Buenos Aires’ historic Line A subway, serving the central Monserrat area near Avenida de Mayo.
-
A.
Paredones
Paredones is a rural commune and town in central Chile known for its agricultural activities and traditional countryside character.
-
B.
Las Piedras
Las Piedras is a municipality in eastern Puerto Rico known for its suburban communities and proximity to the island’s metropolitan area.
-
C.
Las Piedras
Las Piedras is a town in Uruguay historically notable as the site of the pivotal Battle of Las Piedras during the country’s struggle for independence.
-
D.
Arbol de Piedra
Arbol de Piedra is a famous wind-eroded rock formation in Bolivia’s high-altitude desert, noted for its tree-like shape and striking isolation in the Altiplano landscape.
-
E.
Camuñas
Camuñas is a Spanish surname of likely toponymic origin, associated with individuals such as politician Ignacio Camuñas.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Buenos Aires Underground station
ⓘ
railway station ⓘ |
| city | Buenos Aires ⓘ |
| country | Argentina ⓘ |
| fareSystem |
SUBE
ⓘ
linked to:
SUBE card
|
| hasAdjacentStation |
Lima
ⓘ
Perú ⓘ
linked to:
Peru
|
| hasLanguageOfSignage | Spanish ⓘ |
| hasOriginalLine | First Buenos Aires Underground line ⓘ |
| hasPlatformType | side platforms ⓘ |
| hasStructureType | underground ⓘ |
| hasTicketingSystem | electronic smart card ⓘ |
| hasTransportMode |
metro
ⓘ
subway ⓘ |
| hasZone | central Buenos Aires ⓘ |
| isOnHistoricLine | Line A ⓘ |
| line | Line A ⓘ |
| locatedIn |
Argentina
ⓘ
Buenos Aires ⓘ |
| locatedNear | Avenida de Mayo ⓘ |
| locatedUnder | Avenida de Mayo ⓘ |
| neighborhood | Monserrat ⓘ |
| openingDate | 1913-12-01 ⓘ |
| operatedBy | Emova Movilidad ⓘ |
| ownedBy | Government of the City of Buenos Aires ⓘ |
| partOfCorridor |
Avenida de Mayo corridor
ⓘ
linked to:
Avenida de Mayo
|
| partOfSystem | Buenos Aires Underground ⓘ |
| serves | Monserrat ⓘ |
| servesCityCenter | true ⓘ |
| servesHistoricCenter | true ⓘ |
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: Piedras Description of subject: Piedras is a station on Buenos Aires’ historic Line A subway, serving the central Monserrat area near Avenida de Mayo.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.