Line 2
E1024784
Line 2 is a rapid transit line of the Shijiazhuang Metro system in Shijiazhuang, Hebei, China.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13140048 — 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: [Shijiazhuang 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 trolleybus route within Geneva’s public transport system that serves as one of the city’s main electric bus lines.
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C.
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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D.
Line 2
Line 2 is a major circular line of the Seoul Metropolitan Subway system, known for being one of the busiest and most important routes in the network.
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E.
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.
- 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 rapid transit line of the Shijiazhuang Metro system in Shijiazhuang, Hebei, China.
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A.
Line 2
Line 2 is a major east–west rapid transit route in the Shenzhen Metro system, connecting key commercial and residential districts across the city.
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B.
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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C.
Line 2
Line 2 is a major rapid transit line of the Manila Light Rail Transit System in the Philippines, connecting several key cities across Metro Manila.
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D.
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.
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E.
Line 2
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.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| cityServed | Shijiazhuang NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | China ⓘ |
| electrification |
DC power supply
ⓘ
third rail ⓘ |
| fareCollection | automatic fare collection system ⓘ |
| fareSystem | Shijiazhuang Metro fare system ⓘ |
| hasLanguageOfSignage |
Chinese
ⓘ
English ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| hasServiceType | passenger transport ⓘ |
| isPartOf | public transport in Shijiazhuang ⓘ |
| locatedIn |
China
ⓘ
Hebei NERFINISHED ⓘ Shijiazhuang NERFINISHED ⓘ |
| locatedInTimeZone | China Standard Time ⓘ |
| operator | Shijiazhuang Metro NERFINISHED ⓘ |
| owner | Shijiazhuang city government NERFINISHED ⓘ |
| partOf | Shijiazhuang Metro NERFINISHED ⓘ |
| publicTransportSystem | urban rail transit ⓘ |
| railwayInfrastructureType | urban underground railway ⓘ |
| railwaySignalling | automatic train control ⓘ |
| safetySystem | platform screen doors ⓘ |
| system | Shijiazhuang Metro NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | rapid transit ⓘ |
| transportMode | underground metro ⓘ |
| usesTicketingSystem |
contactless smart card
ⓘ
single-journey token ⓘ |
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 rapid transit line of the Shijiazhuang Metro system in Shijiazhuang, Hebei, China.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.