Line 2
E768291
Line 2 is a major rapid transit line of the Chongqing Metro system in Chongqing, China, known for being one of the city's primary monorail corridors.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 2 canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T8949102 — 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: [Chongqing Metro, hasLine, Line 2]
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A.
Line 2
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.
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B.
Line 2
Line 2 is a major east–west rapid transit route of the Shanghai Metro that connects key commercial, residential, and airport hubs across the city.
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C.
Line 2
Line 2 is a trolleybus route within Geneva’s public transport system that serves as one of the city’s main electric bus lines.
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D.
Line 2
Line 2 is a rapid transit line of the Barcelona Metro system that serves several central and northern neighborhoods of the city.
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E.
Line 2
Line 2 is a planned second rapid transit line of the Turin Metro system in Turin, Italy, intended to expand the city's urban rail network.
- 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 a major rapid transit line of the Chongqing Metro system in Chongqing, China, known for being one of the city's primary monorail corridors.
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A.
Line 2
Line 2 is a major rapid transit route of the Guangzhou Metro system that runs through key urban districts and serves as one of the network’s primary north–south corridors.
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B.
Line 2
Line 2 is one of the main lines of the Milan Metro rapid transit system, connecting key districts across the city.
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C.
Line 2
Line 2 is a major rapid transit route of the STC Metro system, serving key districts along one of the network’s primary corridors.
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D.
Line 2
Line 2 is one of the principal lines of the Mexico City Metro system, running across key central and western areas of the city and serving as a major high-capacity transit corridor.
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E.
Line 2
Line 2 is a major east–west rapid transit route of the Nanjing Metro system in Nanjing, China, connecting key urban districts and transportation hubs.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
monorail line
ⓘ
rapid transit line ⓘ urban rail transit line ⓘ |
| character |
elevated
ⓘ
partially underground ⓘ |
| city | Chongqing NERFINISHED ⓘ |
| connectsWith |
Line 1 (Chongqing Rail Transit)
NERFINISHED
ⓘ
Line 3 (Chongqing Rail Transit) NERFINISHED ⓘ Line 6 (Chongqing Rail Transit) NERFINISHED ⓘ Loop Line (Chongqing Rail Transit) NERFINISHED ⓘ |
| country | China ⓘ |
| electrification | third rail ⓘ |
| fareSystem | integrated with Chongqing Rail Transit network ⓘ |
| hasStation |
Dadukou station
NERFINISHED
ⓘ
Daping station NERFINISHED ⓘ Dayancun station NERFINISHED ⓘ Jiaochangkou station NERFINISHED ⓘ Linjiangmen station NERFINISHED ⓘ Xiejiawan station NERFINISHED ⓘ Yangjiaping station NERFINISHED ⓘ Yudong station NERFINISHED ⓘ Zengjiayan station NERFINISHED ⓘ |
| lineColor | green ⓘ |
| locale |
Dadukou District, Chongqing
NERFINISHED
ⓘ
Jiulongpo District, Chongqing NERFINISHED ⓘ Yuzhong District, Chongqing NERFINISHED ⓘ |
| locatedIn |
China
ⓘ
Chongqing NERFINISHED ⓘ |
| notableFeature |
first monorail line of Chongqing Rail Transit
ⓘ
one of Chongqing’s primary monorail corridors ⓘ |
| notableStructure | elevated viaducts through dense urban areas ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 2004-06-18 ⓘ |
| operator | Chongqing Rail Transit Corporation NERFINISHED ⓘ |
| owner | Chongqing Rail Transit Corporation NERFINISHED ⓘ |
| partOf | Chongqing Rail Transit NERFINISHED ⓘ |
| publicTransportMode |
metro
ⓘ
monorail ⓘ |
| regionServed | Chongqing urban core ⓘ |
| safetySystem | automatic train protection ⓘ |
| serves | central Chongqing urban area ⓘ |
| system | Chongqing Metro NERFINISHED ⓘ |
| systemStyle | Chongqing Rail Transit monorail NERFINISHED ⓘ |
| terminus |
Jiaochangkou station
NERFINISHED
ⓘ
Yudong station NERFINISHED ⓘ |
| trackGauge | straddle-beam monorail guideway ⓘ |
| transitType | straddle-beam monorail ⓘ |
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 a major rapid transit line of the Chongqing Metro system in Chongqing, China, known for being one of the city's primary monorail corridors.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.