Hefei–Nanjing railway
E435047
The Hefei–Nanjing railway is a major rail line in eastern China that connects the cities of Hefei and Nanjing, serving as an important regional passenger and freight corridor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hefei–Nanjing railway canonical | 2 |
| Hefei–Nanjing Railway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4369673 — 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: Hefei–Nanjing railway Context triple: [Hefei Railway Station, isStopOn, Hefei–Nanjing railway]
-
A.
Hefei–Wuhan Railway
The Hefei–Wuhan Railway is a high-speed rail line in China connecting the cities of Hefei and Wuhan as part of the country’s major east–west passenger corridor.
-
B.
Shanghai–Kunming railway
The Shanghai–Kunming railway is a major east–west trunk line in China that connects the coastal metropolis of Shanghai with the southwestern city of Kunming, traversing several key provinces and economic regions.
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C.
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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D.
Wuhan–Jiujiang Passenger Railway
The Wuhan–Jiujiang Passenger Railway is a high-speed rail line in China connecting Wuhan in Hubei Province with Jiujiang in Jiangxi Province, enhancing regional passenger transport along the Yangtze River corridor.
-
E.
Hankou–Danjiangkou Railway
The Hankou–Danjiangkou Railway is a major rail line in central China connecting Wuhan’s Hankou area with Danjiangkou, supporting regional passenger and freight transport.
- 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: Hefei–Nanjing railway Target entity description: The Hefei–Nanjing railway is a major rail line in eastern China that connects the cities of Hefei and Nanjing, serving as an important regional passenger and freight corridor.
-
A.
Hefei–Wuhan Railway
The Hefei–Wuhan Railway is a high-speed rail line in China connecting the cities of Hefei and Wuhan as part of the country’s major east–west passenger corridor.
-
B.
Shanghai–Kunming railway
The Shanghai–Kunming railway is a major east–west trunk line in China that connects the coastal metropolis of Shanghai with the southwestern city of Kunming, traversing several key provinces and economic regions.
-
C.
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.
-
D.
Wuhan–Jiujiang Passenger Railway
The Wuhan–Jiujiang Passenger Railway is a high-speed rail line in China connecting Wuhan in Hubei Province with Jiujiang in Jiangxi Province, enhancing regional passenger transport along the Yangtze River corridor.
-
E.
Hankou–Danjiangkou Railway
The Hankou–Danjiangkou Railway is a major rail line in central China connecting Wuhan’s Hankou area with Danjiangkou, supporting regional passenger and freight transport.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
railway in China
ⓘ
railway line ⓘ |
| connects | Hefei ⓘ |
| country | China ⓘ |
| electrification | electrified railway ⓘ |
| endPoint | Nanjing ⓘ |
| hasRouteThrough |
Hefei
ⓘ
Nanjing ⓘ |
| languageOfName | Chinese ⓘ |
| locatedIn | eastern China ⓘ |
| locatedInAdministrativeTerritory |
Anhui Province
ⓘ
linked to:
Anhui
Jiangsu Province ⓘ
linked to:
Jiangsu
|
| locatedOnContinent | Asia ⓘ |
| namedAfter |
Hefei
ⓘ
Nanjing ⓘ |
| partOf |
Chinese railway network
ⓘ
linked to:
China Railway
|
| railGauge | standard gauge ⓘ |
| significance |
important regional freight corridor
ⓘ
important regional passenger corridor ⓘ |
| startPoint | Hefei ⓘ |
| transportMode | rail transport ⓘ |
| transportNetworkRole | regional connector ⓘ |
| use |
freight transport
ⓘ
passenger transport ⓘ |
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: Hefei–Nanjing railway Description of subject: The Hefei–Nanjing railway is a major rail line in eastern China that connects the cities of Hefei and Nanjing, serving as an important regional passenger and freight corridor.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hefei–Nanjing railway