Tianjin Metro Line 1
E642930
Tianjin Metro Line 1 is a major rapid transit line in Tianjin, China, forming part of the city's primary urban rail network and connecting key residential and commercial areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tianjin Metro Line 1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7119448 — 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 Line 1 Context triple: [Tianjin Metro, hasLine, Tianjin Metro Line 1]
-
A.
Tianjin Metro Line 2
Tianjin Metro Line 2 is an east–west rapid transit line in Tianjin, China, that links key urban areas with Tianjin Binhai International Airport and other major transport hubs.
-
B.
Tianjin Metro Line 6
Tianjin Metro Line 6 is a rapid transit line in Tianjin, China, forming part of the Tianjin Metro network and connecting multiple key districts and transport hubs across the city.
-
C.
Tianjin Metro Line 9
Tianjin Metro Line 9 is a rapid transit line in Tianjin, China, that connects the city center with eastern districts and key transport hubs.
-
D.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
E.
S1 Line (Beijing Subway)
The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
- 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 Line 1 Target entity description: Tianjin Metro Line 1 is a major rapid transit line in Tianjin, China, forming part of the city's primary urban rail network and connecting key residential and commercial areas.
-
A.
Tianjin Metro Line 2
Tianjin Metro Line 2 is an east–west rapid transit line in Tianjin, China, that links key urban areas with Tianjin Binhai International Airport and other major transport hubs.
-
B.
Tianjin Metro Line 6
Tianjin Metro Line 6 is a rapid transit line in Tianjin, China, forming part of the Tianjin Metro network and connecting multiple key districts and transport hubs across the city.
-
C.
Tianjin Metro Line 9
Tianjin Metro Line 9 is a rapid transit line in Tianjin, China, that connects the city center with eastern districts and key transport hubs.
-
D.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
E.
S1 Line (Beijing Subway)
The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
public transport infrastructure ⓘ |
| accessibility |
stations equipped with elevators
ⓘ
stations equipped with escalators ⓘ stations equipped with tactile paving ⓘ |
| category |
Metro lines in China
ⓘ
Rail transport in Tianjin ⓘ |
| colorOnSystemMaps | blue ⓘ |
| connects |
key commercial areas in Tianjin
ⓘ
key residential areas in Tianjin ⓘ |
| country | China ⓘ |
| electrification |
DC
ⓘ
overhead line ⓘ |
| fareIntegration |
integrated with other Tianjin Metro lines
ⓘ
integrated with some Tianjin bus routes ⓘ |
| fareSystem | distance-based fare ⓘ |
| isPartOf | urban rail network of Tianjin ⓘ |
| locatedIn | Tianjin ⓘ |
| operator |
Tianjin Metro Group
ⓘ
linked to:
Tianjin Metro Group Co., Ltd.
|
| owner |
Tianjin municipal government
ⓘ
linked to:
Tianjin Municipal People’s Government
|
| partOf | Tianjin Metro ⓘ |
| paymentMethod |
mobile payment via QR code
ⓘ
transport smart cards ⓘ |
| platformType |
island platforms
ⓘ
side platforms ⓘ |
| railGauge | standard gauge ⓘ |
| rollingStockType | electric multiple unit ⓘ |
| safetyFeature | platform screen doors at many stations ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train protection ⓘ |
| serves |
commercial areas of Tianjin
ⓘ
residential areas of Tianjin ⓘ urban Tianjin ⓘ |
| signageStandard | pictogram-based wayfinding ⓘ |
| system | Tianjin Metro ⓘ |
| ticketing |
contactless smart card accepted
ⓘ
single-journey tickets available ⓘ |
| ticketInspection | automatic fare gates ⓘ |
| trackConfiguration | double track ⓘ |
| transportType | rapid transit ⓘ |
| uses |
Chinese language signage
ⓘ
English language signage ⓘ |
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 Line 1 Description of subject: Tianjin Metro Line 1 is a major rapid transit line in Tianjin, China, forming part of the city's primary urban rail network and connecting key residential and commercial areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.