Guangzhou Metro Line 1
E713319
Guangzhou Metro Line 1 is a major east–west rapid transit line in Guangzhou, China, connecting key urban districts and serving as one of the city’s earliest and busiest metro routes.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Guangzhou Metro Line 1 canonical | 15 |
| Line 1 (Guangzhou Metro) | 3 |
| Guangzhou Metro Line 1 stations | 1 |
| Line 1 of Guangzhou Metro | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8035468 — 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 1 Context triple: [Tianhe District, hasRailTransport, Guangzhou Metro Line 1]
-
A.
Shenzhen Metro Line 1
Shenzhen Metro Line 1 is a major rapid transit line in Shenzhen’s metro system, running east–west across key districts and serving as one of the city’s primary urban transport corridors.
-
B.
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.
-
C.
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.
-
D.
Guangzhou Metro Line 3
Guangzhou Metro Line 3 is a major rapid transit line in Guangzhou, China, known for its high passenger volume and for linking key urban areas with the city's international airport.
-
E.
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.
- 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 1 Target entity description: Guangzhou Metro Line 1 is a major east–west rapid transit line in Guangzhou, China, connecting key urban districts and serving as one of the city’s earliest and busiest metro routes.
-
A.
Shenzhen Metro Line 1
Shenzhen Metro Line 1 is a major rapid transit line in Shenzhen’s metro system, running east–west across key districts and serving as one of the city’s primary urban transport corridors.
-
B.
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.
-
C.
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.
-
D.
Guangzhou Metro Line 3
Guangzhou Metro Line 3 is a major rapid transit line in Guangzhou, China, known for its high passenger volume and for linking key urban areas with the city's international airport.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
public transport infrastructure ⓘ |
| accessibility | accessible to people with disabilities ⓘ |
| cityServed | Guangzhou ⓘ |
| connects | key urban districts of Guangzhou ⓘ |
| connectsTo | other Guangzhou Metro lines at interchange stations ⓘ |
| country | China ⓘ |
| direction | east–west ⓘ |
| electrification | overhead line ⓘ |
| fareCollection |
contactless smart card
ⓘ
single-journey ticket ⓘ |
| fareSystem |
Guangzhou Metro unified fare system
ⓘ
linked to:
Guangzhou Metro
|
| fareZoneSystem | no zone-based fares ⓘ |
| infrastructureType | mostly underground ⓘ |
| isOneOf |
busiest Guangzhou Metro lines
ⓘ
earliest Guangzhou Metro lines ⓘ |
| languageOfAnnouncements |
Cantonese
ⓘ
English ⓘ Mandarin Chinese ⓘ |
| lineColor | yellow ⓘ |
| locatedIn |
Guangdong Province
ⓘ
Guangzhou ⓘ |
| notableCharacteristic | first metro line to open in Guangzhou ⓘ |
| openingDate | 1997 ⓘ |
| operator | Guangzhou Metro ⓘ |
| peakUsage | commuter traffic ⓘ |
| platformType | island platforms (at many stations) ⓘ |
| primaryFunction | urban mass transit ⓘ |
| region | Pearl River Delta ⓘ |
| ridershipCategory | high ridership line ⓘ |
| rollingStockType | electric multiple unit ⓘ |
| safetyFeature | platform screen doors (at most stations) ⓘ |
| safetySystem | automatic train protection ⓘ |
| serviceArea |
central Guangzhou
ⓘ
linked to:
Guangzhou
eastern Guangzhou ⓘ western Guangzhou ⓘ |
| servicePattern | all-stations ⓘ |
| signageLanguage |
Chinese
ⓘ
English ⓘ |
| status | in operation ⓘ |
| system | Guangzhou Metro ⓘ |
| ticketingIntegration | integrated with other Guangzhou Metro lines ⓘ |
| ticketInspection | automatic fare gates ⓘ |
| ticketMedium | Yang Cheng Tong compatible smart card ⓘ |
| timePeriod | late 20th century urban rail project ⓘ |
| trackGauge | standard gauge ⓘ |
| 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 1 Description of subject: Guangzhou Metro Line 1 is a major east–west rapid transit line in Guangzhou, China, connecting key urban districts and serving as one of the city’s earliest and busiest metro routes.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Guangzhou Metro Line 1
subject linked to:
Line 3
linked to: Guangzhou Metro Line 1
subject linked to:
Guangzhou Metro Line 11 (under construction)
linked to: Guangzhou Metro Line 1
linked to: Guangzhou Metro Line 1
linked to: Guangzhou Metro Line 1