Chengdu–Chongqing high-speed railway
E719125
The Chengdu–Chongqing high-speed railway is a major high-speed rail line in southwestern China that links the cities of Chengdu and Chongqing, significantly reducing travel time and supporting regional economic integration.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Chengdu–Chongqing intercity railway | 2 |
| Chengdu–Chongqing high-speed railway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8220115 — 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: Chengdu–Chongqing high-speed railway Context triple: [Chengdu–Chongqing economic circle, transportHub, Chengdu–Chongqing high-speed railway]
-
A.
Chongqing–Wanzhou Intercity Railway
The Chongqing–Wanzhou Intercity Railway is a high-speed rail line in Chongqing, China, connecting the urban core with the Wanzhou district to improve regional passenger transport.
-
B.
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.
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C.
Chengdu–Chongqing Railway
The Chengdu–Chongqing Railway is a major trunk rail line in southwestern China that connects the cities of Chengdu and Chongqing, serving as a key corridor for regional passenger and freight transport.
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D.
Chongqing–Guiyang Railway
The Chongqing–Guiyang Railway is a high-speed rail line in southwestern China that connects the major cities of Chongqing and Guiyang, significantly reducing travel time across the region’s mountainous terrain.
-
E.
Chongqing–Lichuan Railway
The Chongqing–Lichuan Railway is a major rail line in southwestern China that connects the metropolis of Chongqing with Lichuan in Hubei Province, forming an important segment of the region’s passenger and freight transport 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: Chengdu–Chongqing high-speed railway Target entity description: The Chengdu–Chongqing high-speed railway is a major high-speed rail line in southwestern China that links the cities of Chengdu and Chongqing, significantly reducing travel time and supporting regional economic integration.
-
A.
Chongqing–Wanzhou Intercity Railway
The Chongqing–Wanzhou Intercity Railway is a high-speed rail line in Chongqing, China, connecting the urban core with the Wanzhou district to improve regional passenger transport.
-
B.
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.
-
C.
Chengdu–Chongqing Railway
The Chengdu–Chongqing Railway is a major trunk rail line in southwestern China that connects the cities of Chengdu and Chongqing, serving as a key corridor for regional passenger and freight transport.
-
D.
Chongqing–Guiyang Railway
The Chongqing–Guiyang Railway is a high-speed rail line in southwestern China that connects the major cities of Chongqing and Guiyang, significantly reducing travel time across the region’s mountainous terrain.
-
E.
Chongqing–Lichuan Railway
The Chongqing–Lichuan Railway is a major rail line in southwestern China that connects the metropolis of Chongqing with Lichuan in Hubei Province, forming an important segment of the region’s passenger and freight transport network.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf | high-speed railway line ⓘ |
| connectsCity |
Chengdu
ⓘ
Chongqing ⓘ |
| country | China ⓘ |
| electrification | overhead line ⓘ |
| endPoint | Chongqing ⓘ |
| hasRouteDirection | east–west ⓘ |
| impact |
enhanced regional integration
ⓘ
shortened travel time between Chengdu and Chongqing ⓘ |
| infrastructureType | intercity high-speed railway ⓘ |
| languageOfName | Chinese ⓘ |
| locatedIn |
Chongqing Municipality
ⓘ
linked to:
Chongqing
Sichuan Province ⓘ Southwestern China ⓘ
linked to:
Southwest China
|
| partOf |
China high-speed rail network
ⓘ
linked to:
China High-Speed Rail Network
|
| primaryUse | passenger transport ⓘ |
| purpose |
improve regional connectivity
ⓘ
reduce travel time between Chengdu and Chongqing ⓘ support economic development ⓘ |
| railGauge | standard gauge ⓘ |
| railwayType | passenger-dedicated line ⓘ |
| regionServed | Chengdu–Chongqing economic circle ⓘ |
| significance | major high-speed rail corridor in southwestern China ⓘ |
| startPoint | Chengdu ⓘ |
| supports | regional economic integration ⓘ |
| trackConfiguration | double track ⓘ |
| transportMode | 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: Chengdu–Chongqing high-speed railway Description of subject: The Chengdu–Chongqing high-speed railway is a major high-speed rail line in southwestern China that links the cities of Chengdu and Chongqing, significantly reducing travel time and supporting regional economic integration.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chengdu–Chongqing high-speed railway
linked to: Chengdu–Chongqing high-speed railway