Tianjin Metro Group Co., Ltd.
E642929
Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tianjin Metro Group Co., Ltd. canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7119445 — 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: Tianjin Metro Group Co., Ltd. Context triple: [Tianjin Metro, operator, Tianjin Metro Group Co., Ltd.]
-
A.
Beijing Mass Transit Railway Operation Corporation Limited
Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
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B.
Beijing MTR Corporation Limited
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
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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.
Xi'an Rail Transit Group Co., Ltd.
Xi'an Rail Transit Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Xi'an, China.
-
E.
Shenzhen Metro Group
Shenzhen Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit network in Shenzhen, 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: Tianjin Metro Group Co., Ltd. Target entity description: Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
-
A.
Beijing Mass Transit Railway Operation Corporation Limited
Beijing Mass Transit Railway Operation Corporation Limited is a state-owned company responsible for operating and managing much of the Beijing Subway system.
-
B.
Beijing MTR Corporation Limited
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
-
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.
Xi'an Rail Transit Group Co., Ltd.
Xi'an Rail Transit Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Xi'an, China.
-
E.
Shenzhen Metro Group
Shenzhen Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit network in Shenzhen, China.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
public transport operator
ⓘ
state-owned enterprise ⓘ |
| country | China ⓘ |
| focusArea |
urban rail construction
ⓘ
urban rail management ⓘ urban rail operation ⓘ |
| governedBy | Tianjin Municipal People’s Government NERFINISHED ⓘ |
| hasLanguageOfOperation | Chinese ⓘ |
| headquartersLocation | Tianjin NERFINISHED ⓘ |
| industry |
rail transport
ⓘ
transportation ⓘ |
| isPartOf | Tianjin urban transport system NERFINISHED ⓘ |
| isStateOwned | true ⓘ |
| jurisdiction | Tianjin NERFINISHED ⓘ |
| legalForm | limited company ⓘ |
| location | Tianjin NERFINISHED ⓘ |
| managesInfrastructureType |
metro lines
ⓘ
metro stations ⓘ rail depots ⓘ |
| operates | Tianjin Metro network NERFINISHED ⓘ |
| operatesInSector |
public transportation
ⓘ
urban rail transit ⓘ |
| ownedBy | Tianjin Municipal Government NERFINISHED ⓘ |
| primaryResponsibility |
construction of urban rail transit system in Tianjin
ⓘ
management of urban rail transit system in Tianjin ⓘ operation of urban rail transit system in Tianjin ⓘ |
| purpose | provision of urban mass transit services ⓘ |
| regionServed | Tianjin Municipality NERFINISHED ⓘ |
| serviceArea | Tianjin urban area NERFINISHED ⓘ |
| serviceType |
light rail
ⓘ
metro ⓘ subway ⓘ |
| transportMode |
rail
ⓘ
rapid transit ⓘ |
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: Tianjin Metro Group Co., Ltd. Description of subject: Tianjin Metro Group Co., Ltd. is the state-owned company responsible for constructing, operating, and managing the urban rail transit system in Tianjin, China.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.