Line 2
E59986
Line 2 is one of the main lines of the Santiago Metro in Chile, running in a generally north–south direction and serving several central and densely populated areas of the city.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T478595 — 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 2 Context triple: [Santiago Metro, hasLine, Line 2]
-
A.
Line 2
Line 2 is a major route of Mexico City’s Metrobús bus rapid transit system, running along key thoroughfares to connect important residential and commercial areas.
-
B.
Line 2
Line 2 is a major subway line on Toronto's Bloor–Danforth corridor, running primarily east–west across the city.
-
C.
Line 3
Line 3 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
D.
Line 4
Line 4 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
E.
Line 5
Line 5 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
- 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 2 Target entity description: Line 2 is one of the main lines of the Santiago Metro in Chile, running in a generally north–south direction and serving several central and densely populated areas of the city.
-
A.
Line 2
Line 2 is a major route of Mexico City’s Metrobús bus rapid transit system, running along key thoroughfares to connect important residential and commercial areas.
-
B.
Line 2
Line 2 is a major subway line on Toronto's Bloor–Danforth corridor, running primarily east–west across the city.
-
C.
Line 3
Line 3 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
D.
Line 4
Line 4 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
E.
Line 5
Line 5 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| cityServed | Santiago ⓘ |
| continent | South America ⓘ |
| country | Chile ⓘ |
| direction | north–south ⓘ |
| electrification | third rail ⓘ |
| fareSystem | integrated Santiago public transport fare system ⓘ |
| hasInfrastructureType |
at-grade
ⓘ
elevated ⓘ underground ⓘ |
| hasLanguageOfSignage | Spanish ⓘ |
| hasLocale | Spanish-speaking area ⓘ |
| hasPassengerService | urban commuters ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| hasTrackGauge | standard gauge ⓘ |
| isImportantFor | public transport in Santiago ⓘ |
| isInMetropolitanArea |
Greater Santiago
ⓘ
linked to:
Santiago Metropolitan Region
|
| isMainLineOf | Santiago Metro ⓘ |
| locatedIn |
Chile
ⓘ
Santiago ⓘ |
| networkRole | trunk line ⓘ |
| operator | Metro S.A. ⓘ |
| owner | Metro S.A. ⓘ |
| partOf | Santiago Metro ⓘ |
| publicTransportMode | rail ⓘ |
| safetySystem |
automatic train control
ⓘ
signalling system ⓘ |
| servesArea |
central Santiago
ⓘ
densely populated areas of Santiago ⓘ |
| servesFunction | mass transit ⓘ |
| system | Santiago Metro ⓘ |
| transportType |
metro
ⓘ
urban rail ⓘ |
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 2 Description of subject: Line 2 is one of the main lines of the Santiago Metro in Chile, running in a generally north–south direction and serving several central and densely populated areas of the city.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Line 2