East 63rd Branch
E131181
East 63rd Branch is a former branch of Chicago’s CTA Green Line that once served the city’s South Side along East 63rd Street.
All labels observed (2)
| Label | Occurrences |
|---|---|
| East 63rd Branch canonical | 2 |
| East 63rd branch | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T797680 — 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 63rd Branch Context triple: [Green Line (CTA), hasBranch, East 63rd Branch]
-
A.
Bronx River Parkway
The Bronx River Parkway is a historic scenic roadway and parkway in New York that follows the Bronx River through the Bronx and Westchester County, known as one of the first limited-access, landscaped highways in the United States.
-
B.
Henry Hudson Parkway
Henry Hudson Parkway is a scenic north–south highway along the west side of Manhattan in New York City, running beside the Hudson River and forming part of the city’s West Side Highway system.
-
C.
Forest Hills–71st Avenue
Forest Hills–71st Avenue is a major local and express subway station in Queens, New York City, serving as a key transfer point on the IND Queens Boulevard Line.
-
D.
Harlem River Drive
Harlem River Drive is a major north–south expressway in Manhattan, New York City, running along the Harlem River and connecting the FDR Drive with the George Washington Bridge approaches.
-
E.
Saw Mill River Parkway
Saw Mill River Parkway is a scenic north–south limited-access highway in Westchester County, New York, that generally follows the Saw Mill River and connects to major routes into New York City.
- 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 63rd Branch Target entity description: East 63rd Branch is a former branch of Chicago’s CTA Green Line that once served the city’s South Side along East 63rd Street.
-
A.
Bronx River Parkway
The Bronx River Parkway is a historic scenic roadway and parkway in New York that follows the Bronx River through the Bronx and Westchester County, known as one of the first limited-access, landscaped highways in the United States.
-
B.
Henry Hudson Parkway
Henry Hudson Parkway is a scenic north–south highway along the west side of Manhattan in New York City, running beside the Hudson River and forming part of the city’s West Side Highway system.
-
C.
Forest Hills–71st Avenue
Forest Hills–71st Avenue is a major local and express subway station in Queens, New York City, serving as a key transfer point on the IND Queens Boulevard Line.
-
D.
Harlem River Drive
Harlem River Drive is a major north–south expressway in Manhattan, New York City, running along the Harlem River and connecting the FDR Drive with the George Washington Bridge approaches.
-
E.
Saw Mill River Parkway
Saw Mill River Parkway is a scenic north–south limited-access highway in Westchester County, New York, that generally follows the Saw Mill River and connects to major routes into New York City.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
former transit line
ⓘ
rapid transit line ⓘ |
| branchOf |
CTA Green Line
ⓘ
surface form:
Green Line (CTA)
|
| city |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago
|
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | third rail ⓘ |
| follows | East 63rd Street ⓘ |
| formerServiceType |
elevated rail
ⓘ
rapid transit ⓘ |
| hasName | East 63rd Branch self-link ⓘ |
| lineColor | green ⓘ |
| locatedIn |
Chicago, Illinois, United States
ⓘ
surface form:
Chicago
Illinois ⓘ United States of America ⓘ
surface form:
United States
|
| modeOfTransport | rail ⓘ |
| operatedBy | Chicago Transit Authority ⓘ |
| partOf |
CTA Green Line
ⓘ
Chicago Transit Authority ⓘ |
| servedArea |
South Side, Chicago
ⓘ
surface form:
South Side neighborhoods of Chicago
Woodlawn, Chicago ⓘ |
| serves | South Side, Chicago ⓘ |
| status |
closed
ⓘ
disused ⓘ |
| transportSystem |
Chicago "L"
ⓘ
surface form:
Chicago 'L'
|
| usedFor | urban public 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: East 63rd Branch Description of subject: East 63rd Branch is a former branch of Chicago’s CTA Green Line that once served the city’s South Side along East 63rd Street.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Green Line (CTA)
this entity surface form:
East 63rd branch