Callao station
E723961
Callao station is a subway stop on Buenos Aires’ underground network, serving passengers in the central area of the city.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Callao station canonical | 7 |
| Callao station (Line B) | 1 |
| Callao station (Line D) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8223739 — 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: Callao station Context triple: [Line B (Buenos Aires Underground), hasStation, Callao station]
-
A.
Callao metro station
Callao metro station is an underground station on the Madrid Metro network located in the central Gran Vía area of Spain’s capital.
-
B.
Lima station
Lima station is an underground metro station on Buenos Aires’ Line A, serving the city’s central area.
-
C.
Miramar station
Miramar station is a passenger rail station on the Valparaíso Metro system in Chile, serving the coastal city of Viña del Mar.
-
D.
O’Higgins Station
O’Higgins Station is a Chilean Antarctic research base located on the Antarctic Peninsula, used primarily for scientific studies and maintaining Chile’s presence in the region.
-
E.
Baquedano station
Baquedano station is a major interchange hub in the Santiago Metro system, connecting multiple lines and serving as a key access point to the central area of 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: Callao station Target entity description: Callao station is a subway stop on Buenos Aires’ underground network, serving passengers in the central area of the city.
-
A.
Callao metro station
Callao metro station is an underground station on the Madrid Metro network located in the central Gran Vía area of Spain’s capital.
-
B.
Lima station
Lima station is an underground metro station on Buenos Aires’ Line A, serving the city’s central area.
-
C.
Miramar station
Miramar station is a passenger rail station on the Valparaíso Metro system in Chile, serving the coastal city of Viña del Mar.
-
D.
O’Higgins Station
O’Higgins Station is a Chilean Antarctic research base located on the Antarctic Peninsula, used primarily for scientific studies and maintaining Chile’s presence in the region.
-
E.
Baquedano station
Baquedano station is a major interchange hub in the Santiago Metro system, connecting multiple lines and serving as a key access point to the central area of Chile’s capital.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Buenos Aires Underground station
ⓘ
rapid transit station ⓘ |
| connectsTo | other Buenos Aires Underground stations on Line B ⓘ |
| country | Argentina ⓘ |
| electrificationSystem | third rail ⓘ |
| fareMedium | SUBE card ⓘ |
| fareSystem | Subte of Buenos Aires ⓘ |
| hasAccessibility | urban rail access ⓘ |
| hasLanguage | Spanish ⓘ |
| hasNameOrigin | Callao Avenue ⓘ |
| hasPlatformType | side platforms ⓘ |
| hasTransportMode | subway ⓘ |
| isInContinent | South America ⓘ |
| isPublicTransportStop | true ⓘ |
| locatedIn | Buenos Aires ⓘ |
| locatedInAdministrativeTerritory | Autonomous City of Buenos Aires ⓘ |
| locatedInArea |
central Buenos Aires
ⓘ
linked to:
San Nicolás, Buenos Aires
|
| networkType | metro ⓘ |
| operator | Emova Movilidad ⓘ |
| owner | Government of the City of Buenos Aires ⓘ |
| partOf | Buenos Aires Underground ⓘ |
| partOfLine |
Line B (Buenos Aires Underground)
ⓘ
linked to:
Line B of Buenos Aires Underground
|
| railGauge | standard gauge ⓘ |
| serves | passengers in the central area of Buenos Aires ⓘ |
| structureType | underground station ⓘ |
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: Callao station Description of subject: Callao station is a subway stop on Buenos Aires’ underground network, serving passengers in the central area of the city.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line B
subject linked to:
Line D
linked to: Callao station
linked to: Callao station
subject linked to:
Line B of Buenos Aires Underground