Chongqing Rail Transit Line 9
E720489
Chongqing Rail Transit Line 9 is a rapid transit line in Chongqing, China, forming part of the Chongqing Rail Transit network and serving key urban districts with east–west connectivity.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Chongqing Rail Transit Line 9 canonical | 4 |
| Chongqing Rail Transit | 2 |
| Line 9 (Chongqing Metro) | 1 |
| 重庆轨道交通9号线 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8219607 — 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: Chongqing Rail Transit Line 9 Context triple: [Shapingba District, hasTransport, Chongqing Rail Transit Line 9]
-
A.
Chongqing Rail Transit Line 10
Chongqing Rail Transit Line 10 is a rapid transit line in Chongqing, China, connecting key transport hubs including the Chongqing North Railway Station.
-
B.
Chongqing Rail Transit Line 4
Chongqing Rail Transit Line 4 is an urban metro line in Chongqing, China, that forms part of the Chongqing Rail Transit network and connects key districts across the city.
-
C.
Chongqing Rail Transit Line 1
Chongqing Rail Transit Line 1 is a major east–west urban rail line in Chongqing, China, connecting key districts and serving as one of the backbone routes of the city's rapid transit network.
-
D.
Chongqing Metro
Chongqing Metro is the rapid transit system serving the mountainous megacity of Chongqing, China, known for its extensive use of straddle-beam monorail lines and dramatic elevated tracks.
-
E.
Chongqing–Wanzhou Intercity Railway
The Chongqing–Wanzhou Intercity Railway is a high-speed rail line in Chongqing, China, connecting the urban core with the Wanzhou district to improve regional passenger transport.
- 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: Chongqing Rail Transit Line 9 Target entity description: Chongqing Rail Transit Line 9 is a rapid transit line in Chongqing, China, forming part of the Chongqing Rail Transit network and serving key urban districts with east–west connectivity.
-
A.
Chongqing Rail Transit Line 10
Chongqing Rail Transit Line 10 is a rapid transit line in Chongqing, China, connecting key transport hubs including the Chongqing North Railway Station.
-
B.
Chongqing Rail Transit Line 4
Chongqing Rail Transit Line 4 is an urban metro line in Chongqing, China, that forms part of the Chongqing Rail Transit network and connects key districts across the city.
-
C.
Chongqing Rail Transit Line 1
Chongqing Rail Transit Line 1 is a major east–west urban rail line in Chongqing, China, connecting key districts and serving as one of the backbone routes of the city's rapid transit network.
-
D.
Chongqing Metro
Chongqing Metro is the rapid transit system serving the mountainous megacity of Chongqing, China, known for its extensive use of straddle-beam monorail lines and dramatic elevated tracks.
-
E.
Chongqing–Wanzhou Intercity Railway
The Chongqing–Wanzhou Intercity Railway is a high-speed rail line in Chongqing, China, connecting the urban core with the Wanzhou district to improve regional passenger transport.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
rapid transit line
ⓘ
urban rail transit line ⓘ |
| cityServed | Chongqing ⓘ |
| continent | Asia ⓘ |
| country | China ⓘ |
| direction | east–west ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | integrated with Chongqing Rail Transit ⓘ |
| hasColor | designated line color in system map ⓘ |
| hasMode | rail ⓘ |
| infrastructureType | metro line ⓘ |
| isPartOf | urban rail network of Chongqing ⓘ |
| lineNumber | 9 ⓘ |
| locatedIn |
Asia
ⓘ
China ⓘ Chongqing ⓘ |
| networkRole | east–west corridor ⓘ |
| numberOfTracks | 2 ⓘ |
| operator | Chongqing Rail Transit Group ⓘ |
| owner |
Chongqing municipality
ⓘ
linked to:
Chongqing
|
| partOf |
Chongqing Rail Transit
ⓘ
linked to:
Chongqing Rail Transit Line 9
|
| passengerService | scheduled ⓘ |
| primaryFunction | mass passenger transport ⓘ |
| publicTransport | yes ⓘ |
| safetySystem | automatic train protection ⓘ |
| serves | key urban districts of Chongqing ⓘ |
| serviceType | rapid transit ⓘ |
| system |
Chongqing Rail Transit
ⓘ
linked to:
Chongqing Metro
|
| ticketing | smart card compatible ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | heavy 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: Chongqing Rail Transit Line 9 Description of subject: Chongqing Rail Transit Line 9 is a rapid transit line in Chongqing, China, forming part of the Chongqing Rail Transit network and serving key urban districts with east–west connectivity.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chongqing Rail Transit Line 9
subject linked to:
Line 9
linked to: Chongqing Rail Transit Line 9
linked to: Chongqing Rail Transit Line 9