Yichang–Wanzhou Railway
E184502
The Yichang–Wanzhou Railway is a major mountainous rail line in central China known for its numerous bridges and tunnels that dramatically shorten travel time between Hubei and Chongqing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yichang–Wanzhou Railway canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1624984 — 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: Yichang–Wanzhou Railway Context triple: [Enshi Tujia and Miao Autonomous Prefecture, hasTransport, Yichang–Wanzhou Railway]
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A.
Wuhan–Yichang Railway
The Wuhan–Yichang Railway is a major rail line in Hubei Province, China, connecting the provincial capital Wuhan with the city of Yichang and forming an important corridor for regional passenger and freight transport.
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B.
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.
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C.
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.
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D.
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.
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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: Yichang–Wanzhou Railway Target entity description: The Yichang–Wanzhou Railway is a major mountainous rail line in central China known for its numerous bridges and tunnels that dramatically shorten travel time between Hubei and Chongqing.
-
A.
Wuhan–Yichang Railway
The Wuhan–Yichang Railway is a major rail line in Hubei Province, China, connecting the provincial capital Wuhan with the city of Yichang and forming an important corridor for regional passenger and freight transport.
-
B.
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.
-
C.
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.
-
D.
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.
-
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 (30)
| Predicate | Object |
|---|---|
| instanceOf |
mountain railway
ⓘ
railway line ⓘ |
| connects |
Chongqing
ⓘ
Hubei ⓘ
linked to:
Hubei Province
|
| constructionType |
bridge-intensive
ⓘ
tunnel-intensive ⓘ |
| country | China ⓘ |
| electrification | 25 kV AC ⓘ |
| endPoint |
Wanzhou
ⓘ
linked to:
Wanzhou District
|
| knownFor |
difficult engineering conditions
ⓘ
numerous bridges ⓘ numerous tunnels ⓘ |
| lineLength | about 377 km ⓘ |
| locatedIn | central China ⓘ |
| municipality | Chongqing ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 2010-12-22 ⓘ |
| operator | China Railway ⓘ |
| partOf | Chinese railway network ⓘ |
| passesAlong |
Yangtze River region
ⓘ
linked to:
Yangtze River basin
|
| province |
Hubei
ⓘ
linked to:
Hubei Province
|
| purpose |
freight transport
ⓘ
passenger transport ⓘ |
| regionServed |
Three Gorges area
ⓘ
linked to:
Three Gorges Reservoir Region
|
| significance | shortens travel time between Hubei and Chongqing ⓘ |
| startPoint | Yichang ⓘ |
| status | in operation ⓘ |
| terrain | mountainous ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
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: Yichang–Wanzhou Railway Description of subject: The Yichang–Wanzhou Railway is a major mountainous rail line in central China known for its numerous bridges and tunnels that dramatically shorten travel time between Hubei and Chongqing.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.