Jinan Metro Line 3
E1037773
Jinan Metro Line 3 is a rapid transit line in the Jinan Metro system serving key urban areas of Jinan, China.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jinan Metro Line 3 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13321015 — 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: Jinan Metro Line 3 Context triple: [Jinan Metro, hasPart, Jinan Metro Line 3]
-
A.
Jinan Metro Line 2
Jinan Metro Line 2 is a rapid transit line serving the city of Jinan, China, as part of its urban subway network.
-
B.
Jinan Metro Line 1
Jinan Metro Line 1 is a rapid transit line in Jinan, China, providing east–west urban rail service as part of the city's metro network.
-
C.
Jinan Metro
Jinan Metro is the rapid transit system serving the city of Jinan, providing urban rail transportation across the provincial capital of Shandong, China.
-
D.
Tianjin Metro Line 3
Tianjin Metro Line 3 is a major rapid transit line in Tianjin, China, running north–south through key urban districts and serving as an important corridor in the city's subway network.
-
E.
Chengdu Metro Line 3
Chengdu Metro Line 3 is a major rapid transit line in Chengdu’s metro system that connects key commercial, residential, and cultural areas across the city.
- 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: Jinan Metro Line 3 Target entity description: Jinan Metro Line 3 is a rapid transit line in the Jinan Metro system serving key urban areas of Jinan, China.
-
A.
Jinan Metro Line 2
Jinan Metro Line 2 is a rapid transit line serving the city of Jinan, China, as part of its urban subway network.
-
B.
Jinan Metro Line 1
Jinan Metro Line 1 is a rapid transit line in Jinan, China, providing east–west urban rail service as part of the city's metro network.
-
C.
Jinan Metro
Jinan Metro is the rapid transit system serving the city of Jinan, providing urban rail transportation across the provincial capital of Shandong, China.
-
D.
Tianjin Metro Line 3
Tianjin Metro Line 3 is a major rapid transit line in Tianjin, China, running north–south through key urban districts and serving as an important corridor in the city's subway network.
-
E.
Chengdu Metro Line 3
Chengdu Metro Line 3 is a major rapid transit line in Chengdu’s metro system that connects key commercial, residential, and cultural areas across the city.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| accessibility | designed for disabled access ⓘ |
| category |
Transport in Jinan
ⓘ
Urban rail transit in China ⓘ |
| cityServed | Jinan ⓘ |
| continent | Asia ⓘ |
| country | China ⓘ |
| electrification | overhead line ⓘ |
| environmentalBenefit |
reduces air pollution compared to car use
ⓘ
reduces road congestion ⓘ |
| fareCollection | automatic fare collection system ⓘ |
| fareSystem | integrated with Jinan Metro ⓘ |
| hasFeature |
electric traction
ⓘ
grade-separated right-of-way ⓘ high-frequency service ⓘ multiple stations ⓘ |
| hasLanguageOfSignage |
Chinese
ⓘ
English ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| integratedWith |
Jinan urban bus network
ⓘ
other Jinan Metro lines ⓘ |
| isPartOfUrbanRailTransit | yes ⓘ |
| locatedIn |
China
ⓘ
Jinan ⓘ Shandong Province ⓘ
linked to:
Shandong
|
| numberOfTracks | 2 ⓘ |
| operator | Jinan Rail Transit Group ⓘ |
| owner |
Jinan Municipal Government
ⓘ
linked to:
Jinan municipal government
|
| partOf |
Jinan Metro network
ⓘ
linked to:
Jinan Metro
|
| primaryFunction | urban passenger transport ⓘ |
| publicTransport | yes ⓘ |
| safetyFeature | CCTV surveillance in stations and trains ⓘ |
| safetySystem | platform screen doors on most stations ⓘ |
| serves |
commuters in Jinan
ⓘ
local residents ⓘ visitors to Jinan ⓘ |
| serviceArea | key urban areas of Jinan ⓘ |
| system | Jinan Metro ⓘ |
| ticketing |
QR code payment
ⓘ
contactless smart card ⓘ mobile payment ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | rapid transit ⓘ |
| transportMode | rail ⓘ |
| usesSignalling |
automatic train control
ⓘ
automatic train operation ⓘ automatic train protection ⓘ |
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: Jinan Metro Line 3 Description of subject: Jinan Metro Line 3 is a rapid transit line in the Jinan Metro system serving key urban areas of Jinan, China.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.