Line 12
E203681
Line 12 is a rapid transit line of the Shanghai Metro system that runs east–west across the city, connecting several key commercial and residential districts.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 12 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1768700 — 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 12 Context triple: [Shanghai Metro, hasLine, Line 12]
-
A.
Line 12
Line 12 is a major Mexico City Metro route known for being one of the system’s newest and most modern lines, connecting southeastern districts across a long east–west corridor.
-
B.
Line 13
Line 13 is a suburban loop line of the Beijing Subway that serves the northern part of the city and connects several major transfer stations.
-
C.
Line 13
Line 13 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China.
-
D.
Line 14
Line 14 is a major rapid transit line of the Beijing Subway system that serves multiple key residential and commercial districts across the city.
-
E.
Line 14
Line 14 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving suburban and outlying districts with high-speed, longer-distance urban rail service.
- 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 12 Target entity description: Line 12 is a rapid transit line of the Shanghai Metro system that runs east–west across the city, connecting several key commercial and residential districts.
-
A.
Line 12
Line 12 is a major Mexico City Metro route known for being one of the system’s newest and most modern lines, connecting southeastern districts across a long east–west corridor.
-
B.
Line 13
Line 13 is a suburban loop line of the Beijing Subway that serves the northern part of the city and connects several major transfer stations.
-
C.
Line 13
Line 13 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China.
-
D.
Line 14
Line 14 is a major rapid transit line of the Beijing Subway system that serves multiple key residential and commercial districts across the city.
-
E.
Line 14
Line 14 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving suburban and outlying districts with high-speed, longer-distance urban rail service.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Shanghai Metro line
ⓘ
rapid transit line ⓘ |
| connects |
multiple commercial centers in Shanghai
ⓘ
multiple residential areas in Shanghai ⓘ |
| connectsTo |
dense residential neighborhoods in Shanghai
ⓘ
key employment centers in Shanghai ⓘ shopping districts in Shanghai ⓘ |
| country | China ⓘ |
| direction | east–west ⓘ |
| fareCollection | automatic fare collection system ⓘ |
| fareSystem | Shanghai Metro unified fare system ⓘ |
| hasAccessibilityFeature |
elevators
ⓘ
escalators ⓘ tactile paving for the visually impaired ⓘ |
| hasColor | light green ⓘ |
| hasFunction | public transportation ⓘ |
| hasInterchangeWith | other Shanghai Metro lines ⓘ |
| hasPeakHourUsage | high passenger volume ⓘ |
| hasPlatformType |
island platforms
ⓘ
side platforms ⓘ |
| hasRollingStockType | Shanghai Metro Type A trains ⓘ |
| hasSecurityFeature | CCTV surveillance ⓘ |
| hasService | air-conditioned trains ⓘ |
| isPartOfCorridor | east–west transit corridor in Shanghai ⓘ |
| isUnderground | true ⓘ |
| isUrbanRailway | true ⓘ |
| languageOfSignage |
Chinese
ⓘ
English ⓘ |
| locatedIn |
China
ⓘ
Shanghai ⓘ |
| operator | Shanghai Shentong Metro Group ⓘ |
| ownedBy |
Shanghai Municipal People’s Government
ⓘ
surface form:
Shanghai municipal government
|
| partOf |
Shanghai Metro
ⓘ
surface form:
Shanghai urban rail transit network
|
| railwaySignalling | automatic train control ⓘ |
| safetySystem | platform screen doors ⓘ |
| serves |
commercial districts of Shanghai
ⓘ
residential districts of Shanghai ⓘ |
| serviceType | urban metro ⓘ |
| system | Shanghai Metro ⓘ |
| ticketing |
contactless smart card
ⓘ
single-journey ticket ⓘ |
| ticketingMedium | Shanghai Public Transportation Card ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | rapid transit ⓘ |
| usesElectrification | third rail ⓘ |
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 12 Description of subject: Line 12 is a rapid transit line of the Shanghai Metro system that runs east–west across the city, connecting several key commercial and residential districts.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.