Guangzhou Metro Line 22
E204772
Guangzhou Metro Line 22 is a high-speed rapid transit line in Guangzhou designed to provide fast regional connections between major transport hubs and urban districts.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Guangzhou Metro Line 22 canonical | 1 |
| Line 22 (Guangzhou Metro) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1674982 — 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 Metro Line 22 Context triple: [Guangzhou South Railway Station, servedByMetroLine, Guangzhou Metro Line 22]
-
A.
Guangzhou Metro Line 7
Guangzhou Metro Line 7 is a rapid transit line in Guangzhou’s metro system that connects key southern districts and transport hubs, including Guangzhou South Railway Station.
-
B.
Guangzhou Metro Line 5
Guangzhou Metro Line 5 is a major east–west rapid transit line in Guangzhou’s metro system, connecting key urban districts and serving as an important high-capacity commuter corridor.
-
C.
Guangzhou Metro Line 2
Guangzhou Metro Line 2 is a major north–south rapid transit line in Guangzhou, China, connecting key railway hubs, commercial districts, and residential areas across the city.
-
D.
Guangzhou Metro
Guangzhou Metro is the rapid transit system serving Guangzhou, China, forming one of the country’s largest and busiest urban rail networks.
-
E.
Shenzhen Metro Line 11
Shenzhen Metro Line 11 is a high-speed, express metro line in Shenzhen that connects the city center with key districts and Shenzhen Bao'an International Airport.
- 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 Metro Line 22 Target entity description: Guangzhou Metro Line 22 is a high-speed rapid transit line in Guangzhou designed to provide fast regional connections between major transport hubs and urban districts.
-
A.
Guangzhou Metro Line 7
Guangzhou Metro Line 7 is a rapid transit line in Guangzhou’s metro system that connects key southern districts and transport hubs, including Guangzhou South Railway Station.
-
B.
Guangzhou Metro Line 5
Guangzhou Metro Line 5 is a major east–west rapid transit line in Guangzhou’s metro system, connecting key urban districts and serving as an important high-capacity commuter corridor.
-
C.
Guangzhou Metro Line 2
Guangzhou Metro Line 2 is a major north–south rapid transit line in Guangzhou, China, connecting key railway hubs, commercial districts, and residential areas across the city.
-
D.
Guangzhou Metro
Guangzhou Metro is the rapid transit system serving Guangzhou, China, forming one of the country’s largest and busiest urban rail networks.
-
E.
Shenzhen Metro Line 11
Shenzhen Metro Line 11 is a high-speed, express metro line in Shenzhen that connects the city center with key districts and Shenzhen Bao'an International Airport.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
high-speed metro line
ⓘ
metro line ⓘ rapid transit line ⓘ |
| characteristic |
high operating speed
ⓘ
long-distance urban-regional service ⓘ |
| connects |
major transport hubs in Guangzhou
ⓘ
urban districts in Guangzhou ⓘ |
| country | China ⓘ |
| designedFor | fast regional connections ⓘ |
| electrification | electric multiple unit operation ⓘ |
| fareSystem | integrated with Guangzhou Metro fare system ⓘ |
| gauge | standard gauge ⓘ |
| infrastructureType | grade-separated ⓘ |
| locatedIn |
Guangdong Province
ⓘ
Guangzhou ⓘ |
| mode | rail ⓘ |
| networkRole | backbone express corridor in Guangzhou Metro network ⓘ |
| operator | Guangzhou Metro Group ⓘ |
| owner |
Guangzhou municipal government
ⓘ
linked to:
Guangzhou Municipal People’s Government
|
| partOf | Guangzhou Metro ⓘ |
| primaryFunction | inter-district commuter transport ⓘ |
| purpose |
enhance regional connectivity in the Greater Guangzhou area
ⓘ
reduce travel time between key nodes in Guangzhou ⓘ |
| regionServed |
Pearl River Delta urban area
ⓘ
linked to:
Pearl River Delta
|
| rollingStockType | high-speed metro trains ⓘ |
| safetySystem | automatic train protection ⓘ |
| serviceType |
express service
ⓘ
regional rapid transit ⓘ |
| system |
Guangzhou urban rail transit network
ⓘ
linked to:
Guangzhou Metro
|
| transitType | rapid transit ⓘ |
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 Metro Line 22 Description of subject: Guangzhou Metro Line 22 is a high-speed rapid transit line in Guangzhou designed to provide fast regional connections between major transport hubs and urban districts.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line 7
linked to: Guangzhou Metro Line 22