East–West Line
E506260
The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| East–West Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5250154 — 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: East–West Line Context triple: [Blue Line (MARTA), formerName, East–West Line]
-
A.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
-
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 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.
-
D.
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.
-
E.
MRT Grey Line
The MRT Grey Line is a planned rapid transit route within the MRT subway network designed to expand urban rail connectivity along its corridor.
- 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: East–West Line Target entity description: The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
-
A.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
-
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 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.
-
D.
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.
-
E.
MRT Grey Line
The MRT Grey Line is a planned rapid transit route within the MRT subway network designed to expand urban rail connectivity along its corridor.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
former name of transportation line
ⓘ
rapid transit line ⓘ |
| colorDesignation | blue ⓘ |
| connectsWith |
MARTA Gold Line
NERFINISHED
ⓘ
MARTA Green Line NERFINISHED ⓘ MARTA Red Line NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| directionalOrientation | east–west ⓘ |
| electrification | third rail ⓘ |
| fareSystem | MARTA Breeze Card NERFINISHED ⓘ |
| formerNameOf | MARTA Blue Line NERFINISHED ⓘ |
| hasFormerName | East–West Line NERFINISHED ⓘ |
| hasStation |
Ashby station
NERFINISHED
ⓘ
Avondale station NERFINISHED ⓘ Decatur station NERFINISHED ⓘ East Lake station NERFINISHED ⓘ Edgewood/Candler Park station NERFINISHED ⓘ Five Points station NERFINISHED ⓘ Georgia State station NERFINISHED ⓘ Hamilton E. Holmes station NERFINISHED ⓘ Indian Creek station NERFINISHED ⓘ Inman Park/Reynoldstown station NERFINISHED ⓘ King Memorial station NERFINISHED ⓘ Vine City station NERFINISHED ⓘ West Lake station NERFINISHED ⓘ |
| lineDesignation | Blue Line NERFINISHED ⓘ |
| locatedIn |
Atlanta metropolitan area
NERFINISHED
ⓘ
Georgia NERFINISHED ⓘ |
| modeOfTransport | rapid transit ⓘ |
| networkRole | major trunk route in MARTA rail system ⓘ |
| operatedBy | Metropolitan Atlanta Rapid Transit Authority NERFINISHED ⓘ |
| owner | Metropolitan Atlanta Rapid Transit Authority NERFINISHED ⓘ |
| partOf | Metropolitan Atlanta Rapid Transit Authority NERFINISHED ⓘ |
| primaryHub | Five Points station NERFINISHED ⓘ |
| serves |
Avondale Estates area
ⓘ
Decatur, Georgia NERFINISHED ⓘ commuters in Atlanta metropolitan area ⓘ downtown Atlanta ⓘ western Atlanta neighborhoods ⓘ |
| system | MARTA rail system NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | heavy rail ⓘ |
| uses | MARTA rail vehicles ⓘ |
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: East–West Line Description of subject: The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Blue Line (MARTA)