Fangshan Line
E68472
Fangshan Line is a rapid transit line in the Beijing Subway system serving the southwestern Fangshan District and connecting it with Beijing’s urban core.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fangshan Line (Beijing Subway) | 4 |
| Fangshan Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T530973 — 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: Fangshan Line Context triple: [Beijing Subway, hasLine, Fangshan Line]
-
A.
Beijing Subway
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
-
B.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
C.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
-
D.
Beijing–Guangzhou Railway
The Beijing–Guangzhou Railway is one of China’s longest and most important north–south trunk rail lines, connecting the capital Beijing with the major southern metropolis of Guangzhou and serving numerous key cities along its route.
-
E.
Metro Line 6
Metro Line 6 is a line of the Mexico City Metro system that serves the northern part of the city, including the Gustavo A. Madero borough.
- 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: Fangshan Line Target entity description: Fangshan Line is a rapid transit line in the Beijing Subway system serving the southwestern Fangshan District and connecting it with Beijing’s urban core.
-
A.
Beijing Subway
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
-
B.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
C.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
-
D.
Beijing–Guangzhou Railway
The Beijing–Guangzhou Railway is one of China’s longest and most important north–south trunk rail lines, connecting the capital Beijing with the major southern metropolis of Guangzhou and serving numerous key cities along its route.
-
E.
Metro Line 6
Metro Line 6 is a line of the Mexico City Metro system that serves the northern part of the city, including the Gustavo A. Madero borough.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Beijing Subway line
ⓘ
rapid transit line ⓘ |
| connectsTo |
Beijing
ⓘ
surface form:
Beijing urban core
|
| connectsWith |
Daxing Line (Beijing Subway)
ⓘ
surface form:
Daxing Line
Line 10 ⓘ Line 14 ⓘ Line 9 ⓘ Yanfang Line ⓘ |
| country | China ⓘ |
| electrification | third rail ⓘ |
| farePolicy | distance-based fare ⓘ |
| fareSystem | Beijing Subway unified fare system ⓘ |
| hasAccessibilityFeature |
elevators at many stations
ⓘ
tactile paving for the visually impaired ⓘ |
| hasColor | yellow ⓘ |
| hasFeature |
air-conditioned trains
ⓘ
electronic passenger information displays ⓘ platform screen doors at most stations ⓘ |
| hasPlatformType | island platforms ⓘ |
| hasRollingStock | Type B metro trains ⓘ |
| isDoubleTrack | yes ⓘ |
| isElectrified | yes ⓘ |
| isGradeSeparated | yes ⓘ |
| isPartOfCorridor | southwestern commuter corridor of Beijing ⓘ |
| isUrbanRailTransit | yes ⓘ |
| languageOfSignage |
Chinese
ⓘ
English ⓘ |
| locatedIn |
Beijing
ⓘ
Fangshan District ⓘ |
| modeOfTransport | rail ⓘ |
| operator | Beijing Mass Transit Railway Operation Corporation Limited ⓘ |
| owner | Beijing Municipal Government ⓘ |
| partOf |
Beijing Subway
ⓘ
surface form:
Beijing Subway network
|
| primaryFunction | connect Fangshan District with central Beijing ⓘ |
| publicTransport | yes ⓘ |
| regionServed | North China ⓘ |
| safetySystem |
automatic train operation
ⓘ
automatic train protection ⓘ |
| serves | Fangshan District ⓘ |
| serviceArea |
Fangshan District urban area
ⓘ
southwestern Beijing ⓘ |
| system | Beijing Subway ⓘ |
| ticketingSystem |
contactless smart card
ⓘ
single-journey token ⓘ |
| trackGauge | standard gauge ⓘ |
| transportType | 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: Fangshan Line Description of subject: Fangshan Line is a rapid transit line in the Beijing Subway system serving the southwestern Fangshan District and connecting it with Beijing’s urban core.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 6 (Beijing Subway)
this entity surface form:
Fangshan Line (Beijing Subway)
subject surface form:
Line 10 (Beijing Subway)
this entity surface form:
Fangshan Line (Beijing Subway)
subject surface form:
Line 9 (Beijing Subway)
this entity surface form:
Fangshan Line (Beijing Subway)
this entity surface form:
Fangshan Line (Beijing Subway)