Line 3
E1033104
Line 3 is a line of the Santiago Metro system in Chile, serving as one of the network’s main north–south axes and connecting key residential and commercial areas of the city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 3 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13294566 — 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 3 Context triple: [Baquedano station, connectsWith, Line 3]
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A.
Line 3
Line 3 is a major rapid transit route of the Guangzhou Metro system, known for its high passenger volume and key role in connecting central urban areas with the airport and suburban districts.
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B.
Line 3
Line 3 is a major line of the Moscow Metro system, known for serving central Moscow and connecting key residential and commercial districts.
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C.
Line 3
Line 3 is a rapid transit line of the Shenzhen Metro system in Shenzhen, China, serving key urban districts along a major north–south corridor.
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D.
Line 3
Line 3 is a future rapid transit route of the Seville Metro intended to extend and improve the city’s urban rail network.
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E.
Line 3
Line 3 is a major line of the Saint Petersburg Metro system, serving as one of the city's primary rapid transit routes.
- 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 3 Target entity description: Line 3 is a line of the Santiago Metro system in Chile, serving as one of the network’s main north–south axes and connecting key residential and commercial areas of the city.
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A.
Line 3
Line 3 is one of the main lines of the Mexico City Metro system, running in a generally north–south direction and serving several key residential and commercial areas.
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B.
Line 3
Line 3 is a major north–south route of the Seoul Metropolitan Subway system, connecting key residential and commercial districts across the city and into surrounding areas.
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C.
Line 3
Line 3 is a rapid transit route of the Nanjing Metro system in Nanjing, China, serving as one of the city's main north–south subway lines.
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D.
Line 3
Line 3 is a major north–south route of the Tehran Metro system, connecting key residential and commercial areas across the city.
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E.
Line 3
Line 3 is a major rapid transit route of the STC Metro system, serving key districts along its corridor.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| character | underground ⓘ |
| connects |
commercial areas of Santiago
ⓘ
residential areas of Santiago ⓘ |
| constructionResumed | 2010s ⓘ |
| continent | South America ⓘ |
| country | Chile ⓘ |
| direction | north–south ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | integrated with Transantiago / Red Metropolitana de Movilidad ⓘ |
| hasStation |
Fernando Castillo Velasco station
NERFINISHED
ⓘ
Irarrázaval station NERFINISHED ⓘ Los Libertadores station NERFINISHED ⓘ Plaza de Armas station NERFINISHED ⓘ Universidad de Chile station NERFINISHED ⓘ |
| hasTerminus |
Fernando Castillo Velasco station
NERFINISHED
ⓘ
Los Libertadores station NERFINISHED ⓘ |
| inaugurationDate | 2019-01-22 ⓘ |
| interchangeWith |
Line 1 (Santiago Metro)
NERFINISHED
ⓘ
Line 2 (Santiago Metro) NERFINISHED ⓘ Line 4 (Santiago Metro) NERFINISHED ⓘ Line 5 (Santiago Metro) NERFINISHED ⓘ Line 6 (Santiago Metro) NERFINISHED ⓘ |
| lineColor | dark brown ⓘ |
| lineNumber | 3 ⓘ |
| locatedIn |
Chile
ⓘ
Santiago NERFINISHED ⓘ |
| numberOfStations | 18 ⓘ |
| openingDate | 2019-01-22 ⓘ |
| operator | Metro S.A. NERFINISHED ⓘ |
| owner | Metro S.A. NERFINISHED ⓘ |
| partOf | Santiago Metro NERFINISHED ⓘ |
| planningStatus | originally planned in the 1980s ⓘ |
| role | main north–south axis of Santiago Metro ⓘ |
| rollingStock | Alstom NS-2016 trains NERFINISHED ⓘ |
| safetyFeature | platform screen doors at most stations ⓘ |
| servesBorough |
Conchalí
NERFINISHED
ⓘ
Independencia NERFINISHED ⓘ La Reina NERFINISHED ⓘ Quilicura NERFINISHED ⓘ Santiago Centro NERFINISHED ⓘ Ñuñoa NERFINISHED ⓘ |
| serviceType |
metro
ⓘ
rapid transit ⓘ |
| signallingSystem | automatic train control ⓘ |
| system | Santiago Metro NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
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 3 Description of subject: Line 3 is a line of the Santiago Metro system in Chile, serving as one of the network’s main north–south axes and connecting key residential and commercial areas of the city.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.