Haikou–Meilan Airport Intercity Railway
E813030
The Haikou–Meilan Airport Intercity Railway is a regional rail line in Haikou, Hainan, China, providing rapid passenger transit between the city and Haikou Meilan International Airport as part of the island’s high-speed rail network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Haikou–Meilan Airport Intercity Railway canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9667812 — 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: Haikou–Meilan Airport Intercity Railway Context triple: [Haikou Meilan International Airport, connectedBy, Haikou–Meilan Airport Intercity Railway]
-
A.
Hainan Western Ring Railway
Hainan Western Ring Railway is a major rail line forming the western segment of the loop around China’s Hainan Island, connecting key coastal cities and supporting regional transport and development.
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B.
Hainan Eastern Ring High-Speed Railway
Hainan Eastern Ring High-Speed Railway is a high-speed rail line that runs along the eastern coast of China’s Hainan Island, connecting major cities and tourist destinations with rapid passenger service.
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C.
Jingxiong intercity railway
The Jingxiong intercity railway is a high-speed rail line connecting Beijing with the planned Xiong’an New Area in Hebei Province, designed to support regional integration and rapid passenger transport.
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D.
Nanning–Guangzhou High-Speed Railway
The Nanning–Guangzhou High-Speed Railway is a major high-speed rail corridor in southern China connecting Nanning in Guangxi with Guangzhou in Guangdong, significantly reducing travel time between the two regional hubs.
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E.
Guangzhou–Zhuhai Intercity Railway
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.
- 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: Haikou–Meilan Airport Intercity Railway Target entity description: The Haikou–Meilan Airport Intercity Railway is a regional rail line in Haikou, Hainan, China, providing rapid passenger transit between the city and Haikou Meilan International Airport as part of the island’s high-speed rail network.
-
A.
Hainan Western Ring Railway
Hainan Western Ring Railway is a major rail line forming the western segment of the loop around China’s Hainan Island, connecting key coastal cities and supporting regional transport and development.
-
B.
Hainan Eastern Ring High-Speed Railway
Hainan Eastern Ring High-Speed Railway is a high-speed rail line that runs along the eastern coast of China’s Hainan Island, connecting major cities and tourist destinations with rapid passenger service.
-
C.
Jingxiong intercity railway
The Jingxiong intercity railway is a high-speed rail line connecting Beijing with the planned Xiong’an New Area in Hebei Province, designed to support regional integration and rapid passenger transport.
-
D.
Nanning–Guangzhou High-Speed Railway
The Nanning–Guangzhou High-Speed Railway is a major high-speed rail corridor in southern China connecting Nanning in Guangxi with Guangzhou in Guangdong, significantly reducing travel time between the two regional hubs.
-
E.
Guangzhou–Zhuhai Intercity Railway
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.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | intercity railway line ⓘ |
| category |
Airport rail link in China
ⓘ
Rail transport in Hainan ⓘ Transport in Haikou ⓘ |
| connects |
Haikou Meilan International Airport
NERFINISHED
ⓘ
Haikou railway station NERFINISHED ⓘ Haikou urban area ⓘ Meilan railway station NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | China ⓘ |
| designedFor | passenger traffic ⓘ |
| electrification |
high-voltage AC
ⓘ
overhead line ⓘ |
| hasLocale | Hainan Free Trade Port NERFINISHED ⓘ |
| hasStation |
Haikou railway station
NERFINISHED
ⓘ
Meilan railway station NERFINISHED ⓘ |
| infrastructureType | double-track railway ⓘ |
| integration | integrated with Hainan eastern ring high-speed services ⓘ |
| lineLength | approximately 10 km ⓘ |
| locatedIn |
Haikou
NERFINISHED
ⓘ
Hainan NERFINISHED ⓘ Hainan Province NERFINISHED ⓘ China ⓘ
surface form:
People's Republic of China
|
| locatedInCity | Haikou NERFINISHED ⓘ |
| modeOfTransport | rail ⓘ |
| openingDate | 2010 ⓘ |
| operator |
China Railway Guangzhou Group
NERFINISHED
ⓘ
China Railway High-speed NERFINISHED ⓘ |
| owner | China Railway NERFINISHED ⓘ |
| partOf |
Hainan eastern ring high-speed railway
NERFINISHED
ⓘ
Hainan high-speed rail network NERFINISHED ⓘ |
| passengerService | high-speed EMU trains ⓘ |
| primaryFunction | airport rail link ⓘ |
| railNetworkRole | feeder line to Hainan high-speed rail ⓘ |
| railwaySignificance | provides fast access from Haikou city to Meilan Airport ⓘ |
| regionServed | northern Hainan Island ⓘ |
| serves | Haikou Meilan International Airport NERFINISHED ⓘ |
| servesCity | Haikou NERFINISHED ⓘ |
| serviceType |
commuter rail
ⓘ
rapid transit to airport ⓘ |
| status | operational ⓘ |
| terminus |
Haikou railway station
NERFINISHED
ⓘ
Meilan railway station NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| travelTimeCharacteristic | short travel time between Haikou and Meilan Airport ⓘ |
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: Haikou–Meilan Airport Intercity Railway Description of subject: The Haikou–Meilan Airport Intercity Railway is a regional rail line in Haikou, Hainan, China, providing rapid passenger transit between the city and Haikou Meilan International Airport as part of the island’s high-speed rail network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.