Downtown MRT line
E1029932
The Downtown MRT line is a Mass Rapid Transit line in Singapore that runs through key commercial and residential districts, providing a major north-west to south-east rail corridor across the city.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Downtown Line | 13 |
| Downtown MRT line canonical | 2 |
| Downtown MRT Line | 1 |
| Downtown MRT Line stations | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12755565 — 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: Downtown MRT line Context triple: [Shenton Way, servedBy, Downtown MRT line]
-
A.
MRT Orange Line
The MRT Orange Line is a rapid transit route in Bangkok’s Mass Rapid Transit system designed to connect key eastern and western parts of the city.
-
B.
East West MRT line
The East West MRT line is one of Singapore’s major rapid transit lines, running across the island to connect key residential, commercial, and industrial areas.
-
C.
MRT Pink Line
The MRT Pink Line is a mass rapid transit route in Bangkok’s elevated monorail network, serving suburban areas in the city’s northern and eastern corridors.
-
D.
MRT Dark Red Line
MRT Dark Red Line is a mass rapid transit route on the MRT subway system, serving as one of its primary urban rail lines.
-
E.
MRT Purple Line
The MRT Purple Line is a mass rapid transit route in Bangkok, Thailand, serving as one of the city's key urban rail corridors.
- 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: Downtown MRT line Target entity description: The Downtown MRT line is a Mass Rapid Transit line in Singapore that runs through key commercial and residential districts, providing a major north-west to south-east rail corridor across the city.
-
A.
MRT Orange Line
The MRT Orange Line is a rapid transit route in Bangkok’s Mass Rapid Transit system designed to connect key eastern and western parts of the city.
-
B.
East West MRT line
The East West MRT line is one of Singapore’s major rapid transit lines, running across the island to connect key residential, commercial, and industrial areas.
-
C.
MRT Pink Line
The MRT Pink Line is a mass rapid transit route in Bangkok’s elevated monorail network, serving suburban areas in the city’s northern and eastern corridors.
-
D.
MRT Dark Red Line
MRT Dark Red Line is a mass rapid transit route on the MRT subway system, serving as one of its primary urban rail lines.
-
E.
MRT Purple Line
The MRT Purple Line is a mass rapid transit route in Bangkok, Thailand, serving as one of the city's key urban rail corridors.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Mass Rapid Transit line
ⓘ
railway line in Singapore ⓘ rapid transit line ⓘ |
| character | underground ⓘ |
| connectsDistrict |
Bedok
ⓘ
Bugis ⓘ Bukit Panjang ⓘ Bukit Timah ⓘ
linked to:
Bukit Timah Nature Reserve
Kallang ⓘ Marina Bay ⓘ Newton ⓘ Orchard ⓘ Pasir Ris ⓘ Tampines ⓘ |
| country | Singapore ⓘ |
| depot |
Gali Batu Depot
ⓘ
linked to:
Gali Batu
|
| electrification | 750 V DC third rail ⓘ |
| endStation | Expo MRT station ⓘ |
| fareSystem | distance-based fare system of Singapore MRT ⓘ |
| gauge | 1,435 mm standard gauge ⓘ |
| hasInterchangeWith |
Circle MRT line
ⓘ
East West MRT line ⓘ North East MRT line ⓘ
linked to:
North East Line
North South MRT line ⓘ
linked to:
North South Line
Thomson–East Coast MRT line ⓘ
linked to:
Thomson–East Coast MRT Line
|
| lineColor | blue ⓘ |
| lineNumber | DTL ⓘ |
| locale |
Central Singapore
ⓘ
linked to:
Central Area, Singapore
East Region, Singapore ⓘ
linked to:
East Region of Singapore
North-West Region, Singapore ⓘ |
| locatedIn | Singapore ⓘ |
| operator | SMRT Trains ⓘ |
| orientation | northwest–southeast ⓘ |
| owner |
Land Transport Authority
ⓘ
linked to:
Land Transport Authority of Singapore
|
| partOf | Singapore MRT network ⓘ |
| purpose | provide major northwest–southeast rail corridor across Singapore ⓘ |
| rollingStock |
Bombardier MOVIA C951
ⓘ
linked to:
Bombardier Movia
Bombardier MOVIA C951A ⓘ
linked to:
Bombardier Movia
|
| safetySystem |
automatic train operation
ⓘ
automatic train protection ⓘ |
| serves |
key commercial districts in Singapore
ⓘ
key residential districts in Singapore ⓘ |
| serviceType | rapid transit ⓘ |
| signallingSystem |
Communications-based train control
ⓘ
linked to:
Communications-Based Train Control
Siemens Trainguard Sirius CBTC ⓘ |
| startStation | Bukit Panjang MRT station ⓘ |
| system | Mass Rapid Transit (Singapore) ⓘ |
| ticketing |
SimplyGo system
ⓘ
contactless smart card ⓘ |
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: Downtown MRT line Description of subject: The Downtown MRT line is a Mass Rapid Transit line in Singapore that runs through key commercial and residential districts, providing a major north-west to south-east rail corridor across the city.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Rochor, Singapore
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
subject linked to:
Marina South, Singapore
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line
linked to: Downtown MRT line