Line 7
E185776
Line 7 is a rapid transit line of the Guangzhou Metro system serving parts of Guangzhou and its surrounding areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 7 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1650407 — 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: Line 7 Context triple: [Guangzhou Metro, hasLine, Line 7]
-
A.
Line 7
Line 7 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
B.
Line 7
Line 7 is an east–west rapid transit line of the Beijing Subway serving several central and southwestern districts of Beijing.
-
C.
Line 8
Line 8 is a line of the Mexico City Metro system that runs in a generally north–south direction, connecting key residential and commercial areas of the city.
-
D.
Line 8
Line 8 is a route of Mexico City’s Metrobús bus rapid transit system, serving key corridors with dedicated lanes and station platforms.
-
E.
Line 8
Line 8 is a rapid transit line of the Beijing Subway system that serves key central and northern districts of Beijing.
- 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: Line 7 Target entity description: Line 7 is a rapid transit line of the Guangzhou Metro system serving parts of Guangzhou and its surrounding areas.
-
A.
Line 7
Line 7 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
-
B.
Line 7
Line 7 is an east–west rapid transit line of the Beijing Subway serving several central and southwestern districts of Beijing.
-
C.
Line 8
Line 8 is a route of Mexico City’s Metrobús bus rapid transit system, serving key corridors with dedicated lanes and station platforms.
-
D.
Line 8
Line 8 is a rapid transit line of the Beijing Subway system that serves key central and northern districts of Beijing.
-
E.
Line 8
Line 8 is a line of the Mexico City Metro system that runs in a generally north–south direction, connecting key residential and commercial areas of the city.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| character |
elevated
ⓘ
underground ⓘ |
| color | designated line color on Guangzhou Metro maps ⓘ |
| connectsWith |
Line 18 (Guangzhou Metro)
ⓘ
linked to:
Line 18 of Guangzhou Metro
Line 2 (Guangzhou Metro) ⓘ
linked to:
Guangzhou Metro Line 2
Line 22 (Guangzhou Metro) ⓘ
linked to:
Guangzhou Metro Line 22
Line 3 (Guangzhou Metro) ⓘ
linked to:
Guangzhou Metro Line 3
Line 4 (Guangzhou Metro) ⓘ
linked to:
Line 4 of Guangzhou Metro
Line 5 (Guangzhou Metro) ⓘ
linked to:
Guangzhou Metro Line 5
|
| country | China ⓘ |
| electrification |
1500 V DC
ⓘ
overhead line ⓘ |
| fareCollection |
contactless smart card
ⓘ
single-journey token ⓘ |
| fareSystem | Guangzhou Metro unified fare system ⓘ |
| hasPlatformScreenDoors | yes ⓘ |
| hasPlatformType | island platforms ⓘ |
| hasRollingStock | Type A metro trains ⓘ |
| isPartOfNetwork |
Guangzhou urban rail transit network
ⓘ
linked to:
Guangzhou Metro
|
| languageOfSignage |
Chinese
ⓘ
English ⓘ |
| locatedIn |
China
ⓘ
Guangdong ⓘ
linked to:
Guangdong Province
Guangzhou ⓘ |
| modeOfTransport | rail ⓘ |
| networkZone | Guangzhou metropolitan area ⓘ |
| numberOfTracks | 2 ⓘ |
| operator |
Guangzhou Metro Corporation
ⓘ
linked to:
Guangzhou Metro Group
|
| owner |
Guangzhou Municipal Government
ⓘ
linked to:
Guangzhou Municipal People’s Government
|
| partOf | Guangzhou Metro ⓘ |
| primaryFunction | urban passenger transport ⓘ |
| regionServed | Pearl River Delta ⓘ |
| safetyFeature | platform screen doors ⓘ |
| safetySystem |
automatic train operation
ⓘ
automatic train protection ⓘ |
| serves |
Guangzhou urban area
ⓘ
Huangpu District ⓘ Panyu District ⓘ commuters ⓘ suburban areas of Guangzhou ⓘ |
| system | Guangzhou Metro ⓘ |
| ticketingIntegration |
Guangzhou Metro network
ⓘ
linked to:
Guangzhou Metro
|
| trackGauge | standard gauge ⓘ |
| transitType | rapid transit ⓘ |
| usesSignallingSystem | CBTC ⓘ |
| usesTicketingMedium | Yang Cheng Tong card ⓘ |
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: Line 7 Description of subject: Line 7 is a rapid transit line of the Guangzhou Metro system serving parts of Guangzhou and its surrounding areas.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.