Chongqing Metro
E213296
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.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Chongqing Rail Transit | 2 |
| Chongqing Guidao Jiaotong | 1 |
| Chongqing Metro canonical | 1 |
| Chongqing Rail Transit Line 3 | 1 |
| Chongqing rail transit | 1 |
| Chongqing rail transit network | 1 |
| served by Chongqing Rail Transit | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1693012 — 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 Metro Context triple: [Chongqing, hasTransport, Chongqing Metro]
-
A.
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.
-
B.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
-
C.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
D.
Guangzhou Metro
Guangzhou Metro is the rapid transit system serving Guangzhou, China, forming one of the country’s largest and busiest urban rail networks.
-
E.
Xi'an Metro
Xi'an Metro is the rapid transit system serving the city of Xi'an, China, providing urban rail transportation across the metropolitan area.
- 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 Metro Target entity description: 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.
-
A.
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.
-
B.
Wuhan Metro
Wuhan Metro is the rapid transit system serving the city of Wuhan, China, providing urban rail transportation across its major districts.
-
C.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
D.
Guangzhou Metro
Guangzhou Metro is the rapid transit system serving Guangzhou, China, forming one of the country’s largest and busiest urban rail networks.
-
E.
Xi'an Metro
Xi'an Metro is the rapid transit system serving the city of Xi'an, China, providing urban rail transportation across the metropolitan area.
- F. None of above. chosen
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
rapid transit system
ⓘ
urban rail transit system ⓘ |
| characteristic |
deep underground sections
ⓘ
dramatic viaducts through mountainous terrain ⓘ extensive elevated sections ⓘ |
| cityTypeServed | mountainous megacity ⓘ |
| country | China ⓘ |
| electrification |
overhead line
ⓘ
third rail ⓘ |
| fareSystem | distance-based fare ⓘ |
| firstLine | Line 2 ⓘ |
| hasFeature |
air-conditioned rolling stock
ⓘ
platform screen doors on many stations ⓘ |
| hasLine |
Line 1
ⓘ
Line 10 ⓘ Line 18 ⓘ Line 2 ⓘ Line 24 ⓘ Line 27 ⓘ Line 3 ⓘ Line 4 ⓘ Line 5 ⓘ Line 6 ⓘ Line 9 ⓘ Loop Line ⓘ |
| hasSignageLanguage |
Chinese
ⓘ
English ⓘ |
| hasStation |
Hongqihegou Station
ⓘ
Jiaochangkou Station ⓘ Lianglukou Station ⓘ Liziba Station ⓘ |
| heavyRailLines |
Line 1
ⓘ
Line 10 ⓘ Line 6 ⓘ |
| LizibaStationKnownFor | line passing through residential building ⓘ |
| locatedIn | Chongqing ⓘ |
| monorailLines |
Line 2
ⓘ
Line 3 ⓘ |
| nativeName | 重庆轨道交通 ⓘ |
| nativeNameLanguage | zh ⓘ |
| notableFor |
lines crossing and running along steep hillsides
ⓘ
multi-level interchange stations ⓘ use of straddle-beam monorail technology ⓘ |
| notableStation | Liziba Station ⓘ |
| openingDate | 2004-06-18 ⓘ |
| operator | Chongqing Rail Transit Group ⓘ |
| owner |
Chongqing
ⓘ
surface form:
Chongqing Municipal Government
|
| primaryLanguage | Chinese ⓘ |
| safetySystem | automatic train protection ⓘ |
| serves | Chongqing ⓘ |
| systemType |
heavy rail metro
ⓘ
straddle-beam monorail ⓘ |
| ticketMedia |
contactless smart card
ⓘ
single-journey token ⓘ |
| timeZone | China Standard Time ⓘ |
| trackGauge | straddle-beam monorail standard ⓘ |
| transliteration |
Chongqing Metro
self-linksurface differs
ⓘ
surface form:
Chongqing Guidao Jiaotong
|
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 Metro Description of subject: 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.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Chongqing Rail Transit
this entity surface form:
Chongqing Rail Transit Line 3
this entity surface form:
served by Chongqing Rail Transit
this entity surface form:
Chongqing Rail Transit
this entity surface form:
Chongqing Guidao Jiaotong
this entity surface form:
Chongqing rail transit network
this entity surface form:
Chongqing rail transit