Guangzhou–Zhuhai Intercity Railway
E192477
The Guangzhou–Zhuhai Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting Guangzhou with the coastal city of Zhuhai and improving regional transport within the Pearl River Delta.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Guangzhou–Zhuhai Intercity Railway canonical | 1 |
| Guangzhou–Zhuhai intercity railway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1674973 — 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: Guangzhou–Zhuhai Intercity Railway Context triple: [Guangzhou South Railway Station, servedByLine, Guangzhou–Zhuhai Intercity Railway]
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A.
Guangzhou–Shenzhen railway
The Guangzhou–Shenzhen railway is a major conventional rail corridor in southern China that connects the cities of Guangzhou and Shenzhen, serving as a key artery for passenger and freight transport in the Pearl River Delta region.
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B.
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.
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C.
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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D.
Guangzhou–Maoming railway
The Guangzhou–Maoming railway is a major rail line in Guangdong Province, China, connecting the provincial capital Guangzhou with the western city of Maoming and serving as an important corridor for regional passenger and freight transport.
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E.
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.
- 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: Guangzhou–Zhuhai Intercity Railway Target entity description: The Guangzhou–Zhuhai Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting Guangzhou with the coastal city of Zhuhai and improving regional transport within the Pearl River Delta.
-
A.
Guangzhou–Shenzhen railway
The Guangzhou–Shenzhen railway is a major conventional rail corridor in southern China that connects the cities of Guangzhou and Shenzhen, serving as a key artery for passenger and freight transport in the Pearl River Delta region.
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B.
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.
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C.
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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D.
Guangzhou–Maoming railway
The Guangzhou–Maoming railway is a major rail line in Guangdong Province, China, connecting the provincial capital Guangzhou with the western city of Maoming and serving as an important corridor for regional passenger and freight transport.
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E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
high-speed rail line ⓘ intercity railway line ⓘ |
| category |
High-speed rail in China
ⓘ
Pearl River Delta intercity rail network ⓘ
surface form:
Pearl River Delta Intercity Railway network
Rail transport in Guangdong ⓘ |
| connects |
Guangzhou
ⓘ
Zhongshan ⓘ Zhuhai ⓘ |
| connectsTo |
Guangzhou South Railway Station
ⓘ
surface form:
Guangzhou Metro at Guangzhou South railway station
Guangzhou South Railway Station ⓘ
surface form:
Guangzhou–Shenzhen–Hong Kong Express Rail Link at Guangzhou South
Zhuhai urban transport network ⓘ |
| constructionStart | mid-2000s ⓘ |
| country | China ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| endPoint | Zhuhai ⓘ |
| fullLineOpeningDate | 2012-12-31 ⓘ |
| initialSectionOpened | Guangzhou South to Zhuhai North ⓘ |
| isPartOfProject | Pearl River Delta intercity railway construction plan ⓘ |
| lineLength | approximately 116 km ⓘ |
| locatedIn |
Guangdong Province
ⓘ
surface form:
Guangdong
Guangzhou ⓘ Zhongshan ⓘ Zhuhai ⓘ |
| maximumSpeed | 200 km/h ⓘ |
| numberOfStations | over 20 ⓘ |
| openingDate | 2011-01-07 ⓘ |
| operator |
China Railway Guangzhou Group
ⓘ
Guangzhou–Zhuhai Intercity Railway Co., Ltd. ⓘ |
| owner | China Railway ⓘ |
| partOf |
Pearl River Delta intercity rail network
ⓘ
surface form:
Pearl River Delta Intercity Railway network
|
| primaryUse | regional commuter traffic ⓘ |
| purpose |
improve regional transport within the Pearl River Delta
ⓘ
promote economic integration in the Pearl River Delta ⓘ support commuting between Guangzhou and Zhuhai ⓘ |
| railwaySignalling | Chinese Train Control System ⓘ |
| regionServed | Pearl River Delta ⓘ |
| rollingStock |
CRH1A EMU
ⓘ
CRH6A EMU ⓘ |
| servicePattern | frequent all-stations and limited-stop services ⓘ |
| serviceType | passenger only ⓘ |
| startPoint | Guangzhou ⓘ |
| status | operational ⓘ |
| terminus |
Guangzhou South Railway Station
ⓘ
surface form:
Guangzhou South railway station
Zhuhai railway station ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| travelTime | about 1 hour between Guangzhou South and Zhuhai ⓘ |
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: Guangzhou–Zhuhai Intercity Railway Description of subject: The Guangzhou–Zhuhai Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting Guangzhou with the coastal city of Zhuhai and improving regional transport within the Pearl River Delta.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Guangzhou–Zhuhai intercity railway