Shanghai No. 4 Metro Operation Co., Ltd.
E736006
Shanghai No. 4 Metro Operation Co., Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including Line 6.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Shanghai No. 4 Metro Operation Co. Ltd. | 7 |
| Shanghai No. 4 Metro Operation Co., Ltd. canonical | 6 |
| Shanghai No. 4 Metro Operation Company | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8462434 — 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: Shanghai No. 4 Metro Operation Co., Ltd. Context triple: [Line 6 (Shanghai Metro), operator, Shanghai No. 4 Metro Operation Co., Ltd.]
-
A.
Shanghai No. 1 Metro Operation Co. Ltd.
Shanghai No. 1 Metro Operation Co. Ltd. is a major urban rail operator responsible for running key lines and stations within the Shanghai Metro system.
-
B.
Shanghai No. 2 Metro Operation Co. Ltd.
Shanghai No. 2 Metro Operation Co. Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including major urban and suburban rail services.
-
C.
Shanghai Shentong Metro Group
Shanghai Shentong Metro Group is the state-owned company responsible for operating and managing Shanghai’s urban rapid transit network.
-
D.
Shanghai Municipal Transportation Commission
The Shanghai Municipal Transportation Commission is the government body responsible for planning, regulating, and overseeing Shanghai’s urban transportation systems and infrastructure.
-
E.
Shanghai Maglev Transportation Development Co., Ltd.
Shanghai Maglev Transportation Development Co., Ltd. is the company responsible for managing and operating the high-speed magnetic levitation rail service in Shanghai, China.
- 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: Shanghai No. 4 Metro Operation Co., Ltd. Target entity description: Shanghai No. 4 Metro Operation Co., Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including Line 6.
-
A.
Shanghai No. 1 Metro Operation Co. Ltd.
Shanghai No. 1 Metro Operation Co. Ltd. is a major urban rail operator responsible for running key lines and stations within the Shanghai Metro system.
-
B.
Shanghai No. 2 Metro Operation Co. Ltd.
Shanghai No. 2 Metro Operation Co. Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including major urban and suburban rail services.
-
C.
Shanghai Shentong Metro Group
Shanghai Shentong Metro Group is the state-owned company responsible for operating and managing Shanghai’s urban rapid transit network.
-
D.
Shanghai Municipal Transportation Commission
The Shanghai Municipal Transportation Commission is the government body responsible for planning, regulating, and overseeing Shanghai’s urban transportation systems and infrastructure.
-
E.
Shanghai Maglev Transportation Development Co., Ltd.
Shanghai Maglev Transportation Development Co., Ltd. is the company responsible for managing and operating the high-speed magnetic levitation rail service in Shanghai, China.
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf |
limited company
ⓘ
metro operating company ⓘ |
| country | China ⓘ |
| hasLineOperated |
Line 6 of Shanghai Metro
ⓘ
linked to:
Shanghai Metro Line 6
|
| headquartersLocation | Shanghai ⓘ |
| industry |
public transportation
ⓘ
urban rail transit ⓘ |
| languageOfName | Chinese ⓘ |
| locatedIn | Shanghai ⓘ |
| modeOfTransport | rapid transit ⓘ |
| operates | Shanghai Metro Line 6 ⓘ |
| operatesInCity | Shanghai ⓘ |
| operatesPartOf |
Shanghai Metro network
ⓘ
linked to:
Shanghai Metro
|
| partOfSystem | Shanghai Metro ⓘ |
| serves | Shanghai ⓘ |
| serviceType |
metro operation
ⓘ
rail transport operation ⓘ |
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: Shanghai No. 4 Metro Operation Co., Ltd. Description of subject: Shanghai No. 4 Metro Operation Co., Ltd. is a transit company responsible for operating part of the Shanghai Metro network, including Line 6.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line 6
Shanghai Hongkou Football Stadium metro station
→
operator
→
Shanghai No. 4 Metro Operation Co. Ltd.
ⓘ
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.
linked to: Shanghai No. 4 Metro Operation Co., Ltd.