MRT Brown Line
E309030
The MRT Brown Line is a mass rapid transit route in Singapore that serves as part of the city’s urban subway network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MRT Brown Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2786654 — 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: MRT Brown Line Context triple: [MRT subway, hasLine, MRT Brown Line]
-
A.
MRT Blue Line
The MRT Blue Line is a major rapid transit route in Bangkok’s Metropolitan Rapid Transit system, serving as one of the city’s primary underground and elevated rail corridors.
-
B.
MRT Yellow Line
MRT Yellow Line is a mass rapid transit route typically designated by the color yellow, serving as one of the lines in an urban MRT subway network.
-
C.
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.
-
D.
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.
-
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: MRT Brown Line Target entity description: The MRT Brown Line is a mass rapid transit route in Singapore that serves as part of the city’s urban subway network.
-
A.
MRT Blue Line
The MRT Blue Line is a major rapid transit route in Bangkok’s Metropolitan Rapid Transit system, serving as one of the city’s primary underground and elevated rail corridors.
-
B.
MRT Yellow Line
MRT Yellow Line is a mass rapid transit route typically designated by the color yellow, serving as one of the lines in an urban MRT subway network.
-
C.
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.
-
D.
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.
-
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 (32)
| Predicate | Object |
|---|---|
| instanceOf |
mass rapid transit line
ⓘ
public transport infrastructure project ⓘ |
| cityServed | Singapore ⓘ |
| color | brown ⓘ |
| country | Singapore ⓘ |
| electrification |
750 V DC (typical for Singapore MRT)
ⓘ
third rail ⓘ |
| fareSystem |
distance-based fare system
ⓘ
integrated with Singapore public transport fares ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| infrastructureType | grade-separated rail line ⓘ |
| locatedIn | Singapore ⓘ |
| locatedInTimeZone | Singapore Standard Time ⓘ |
| networkType | urban rail transit ⓘ |
| operator | to be determined ⓘ |
| owner |
Land Transport Authority
ⓘ
linked to:
Land Transport Authority of Singapore
|
| partOf |
Singapore MRT network
ⓘ
Singapore urban rail network ⓘ |
| purpose |
mass rapid transit
ⓘ
urban passenger transport ⓘ |
| regionServed |
Central Region of Singapore
ⓘ
linked to:
Central Region, Singapore
|
| safetySystem |
automatic train control
ⓘ
automatic train protection ⓘ |
| serves | urban areas of Singapore ⓘ |
| serviceType | passenger ⓘ |
| status | planned ⓘ |
| system | Mass Rapid Transit (MRT) ⓘ |
| ticketingSystem |
SimplyGo-compatible payment system
ⓘ
contactless smart card ⓘ |
| trackGauge | standard gauge ⓘ |
| transportMode |
metro
ⓘ
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: MRT Brown Line Description of subject: The MRT Brown Line is a mass rapid transit route in Singapore that serves as part of the city’s urban subway network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.