Shanghai–Hangzhou High-Speed Railway
E225536
The Shanghai–Hangzhou High-Speed Railway is a major high-speed rail corridor in eastern China that connects the cities of Shanghai and Hangzhou, significantly reducing travel time between these key economic hubs.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Shanghai–Hangzhou High-Speed Railway canonical | 4 |
| Shanghai–Hangzhou corridor | 1 |
| Shanghai–Hangzhou high-speed railway | 1 |
| Shanghai–Hangzhou railway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1910684 — 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: Shanghai–Hangzhou High-Speed Railway Context triple: [Shanghai Hongqiao Railway Station, railwayLine, Shanghai–Hangzhou High-Speed Railway]
-
A.
Shanghai–Nanjing intercity railway
The Shanghai–Nanjing intercity railway is a high-speed rail line in eastern China that connects Shanghai with Nanjing, significantly reducing travel time between major cities in the Yangtze River Delta region.
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B.
Beijing–Guangzhou High-Speed Railway
The Beijing–Guangzhou High-Speed Railway is one of China’s longest and busiest high-speed rail corridors, linking the capital Beijing with the southern metropolis Guangzhou and serving major cities along the route.
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C.
Beijing–Shanghai High-Speed Railway
The Beijing–Shanghai High-Speed Railway is a major high-speed rail corridor in China that connects the capital Beijing with the economic hub Shanghai, significantly reducing travel time between the two megacities.
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D.
Shanghai–Wuhan–Chengdu High-Speed Railway
The Shanghai–Wuhan–Chengdu High-Speed Railway is a major east–west high-speed rail corridor in China that links the coastal metropolis of Shanghai with central and western hubs including Wuhan and Chengdu.
-
E.
Wuhan–Guangzhou High-Speed Railway
The Wuhan–Guangzhou High-Speed Railway is a major Chinese high-speed rail corridor linking central and southern China as part of the Beijing–Guangzhou HSR route, significantly reducing travel times between Wuhan and Guangzhou.
- 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: Shanghai–Hangzhou High-Speed Railway Target entity description: The Shanghai–Hangzhou High-Speed Railway is a major high-speed rail corridor in eastern China that connects the cities of Shanghai and Hangzhou, significantly reducing travel time between these key economic hubs.
-
A.
Shanghai–Nanjing intercity railway
The Shanghai–Nanjing intercity railway is a high-speed rail line in eastern China that connects Shanghai with Nanjing, significantly reducing travel time between major cities in the Yangtze River Delta region.
-
B.
Beijing–Guangzhou High-Speed Railway
The Beijing–Guangzhou High-Speed Railway is one of China’s longest and busiest high-speed rail corridors, linking the capital Beijing with the southern metropolis Guangzhou and serving major cities along the route.
-
C.
Beijing–Shanghai High-Speed Railway
The Beijing–Shanghai High-Speed Railway is a major high-speed rail corridor in China that connects the capital Beijing with the economic hub Shanghai, significantly reducing travel time between the two megacities.
-
D.
Shanghai–Wuhan–Chengdu High-Speed Railway
The Shanghai–Wuhan–Chengdu High-Speed Railway is a major east–west high-speed rail corridor in China that links the coastal metropolis of Shanghai with central and western hubs including Wuhan and Chengdu.
-
E.
Wuhan–Guangzhou High-Speed Railway
The Wuhan–Guangzhou High-Speed Railway is a major Chinese high-speed rail corridor linking central and southern China as part of the Beijing–Guangzhou HSR route, significantly reducing travel times between Wuhan and Guangzhou.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed railway line
ⓘ
railway infrastructure project ⓘ |
| belongsToSector |
rail transport
ⓘ
transportation infrastructure ⓘ |
| connectsCity |
Hangzhou
ⓘ
Shanghai ⓘ |
| connectsEconomicHub |
Hangzhou
ⓘ
Shanghai ⓘ |
| country | China ⓘ |
| electrification | overhead line ⓘ |
| endPoint | Hangzhou ⓘ |
| hasImpact |
improves regional connectivity in eastern China
ⓘ
shortens travel time between Shanghai and Hangzhou ⓘ supports commuter and business travel between Shanghai and Hangzhou ⓘ |
| hasKeyFunction |
link major cities in Yangtze River Delta
ⓘ
support regional economic development ⓘ |
| hasLanguageOfOfficialName | Chinese ⓘ |
| hasPrimaryUse | high-speed passenger service ⓘ |
| hasRouteDirection | northeast–southwest ⓘ |
| hasSecondaryUse | regional intercity service ⓘ |
| infrastructureType | intercity high-speed rail corridor ⓘ |
| isDoubleTrack | yes ⓘ |
| isElectrified | yes ⓘ |
| isPartOfNetwork |
China high-speed rail network
ⓘ
linked to:
China High-Speed Rail Network
|
| lineType | passenger-dedicated line ⓘ |
| locatedIn | eastern China ⓘ |
| locatedInMetropolitanArea |
Hangzhou metropolitan area
ⓘ
linked to:
Hangzhou
Shanghai metropolitan area ⓘ
linked to:
Shanghai
|
| operator |
China Railway
ⓘ
China Railway Shanghai Group ⓘ |
| partOf |
Yangtze River Delta rail network
ⓘ
linked to:
Yangtze River Delta high-speed rail network
|
| purpose |
intercity transport
ⓘ
passenger transport ⓘ |
| railGauge | standard gauge ⓘ |
| regionServed |
Shanghai municipality
ⓘ
linked to:
Shanghai
Yangtze River Delta ⓘ Zhejiang Province ⓘ |
| significance |
major corridor in eastern China high-speed rail network
ⓘ
reduces travel time between Shanghai and Hangzhou ⓘ supports economic integration of Shanghai and Hangzhou ⓘ |
| startPoint | Shanghai ⓘ |
| status | in operation ⓘ |
| transportMode | rail ⓘ |
| usesRollingStockType | high-speed electric multiple units ⓘ |
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: Shanghai–Hangzhou High-Speed Railway Description of subject: The Shanghai–Hangzhou High-Speed Railway is a major high-speed rail corridor in eastern China that connects the cities of Shanghai and Hangzhou, significantly reducing travel time between these key economic hubs.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Shanghai–Hangzhou High-Speed Railway
linked to: Shanghai–Hangzhou High-Speed Railway
linked to: Shanghai–Hangzhou High-Speed Railway
Yangtze River Delta high-speed rail network
→
connectsToLine
→
Shanghai–Hangzhou High-Speed Railway
ⓘ