Green Line E branch streetcar (surface portion)
E188354
The Green Line E branch streetcar (surface portion) is the above-ground segment of Boston’s MBTA Green Line E branch that historically ran along Huntington Avenue and surrounding streets, serving local neighborhoods with light rail service.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Line E branch streetcar (surface portion) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1670363 — 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: Green Line E branch streetcar (surface portion) Context triple: [MBTA bus route 39, replacesService, Green Line E branch streetcar (surface portion)]
-
A.
MAX Green Line
MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Clackamas Town Center as part of TriMet’s MAX Light Rail system.
-
B.
Green Line
The Green Line is one of the color-coded rapid transit routes in the Washington Metro system, serving key neighborhoods in Washington, D.C. and parts of Maryland.
-
C.
Green Line
The Green Line is one of Chicago's elevated rapid transit routes, running primarily along the city's West and South Sides as part of the Chicago "L" system.
-
D.
Green Line
The Green Line is one of the color-coded routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in northeast England.
-
E.
Green Line
The Green Line is one of the main rapid transit routes of the Dubai Metro, serving key districts along Dubai Creek and connecting important commercial and residential areas.
- 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: Green Line E branch streetcar (surface portion) Target entity description: The Green Line E branch streetcar (surface portion) is the above-ground segment of Boston’s MBTA Green Line E branch that historically ran along Huntington Avenue and surrounding streets, serving local neighborhoods with light rail service.
-
A.
MAX Green Line
MAX Green Line is a light rail service in the Portland, Oregon metropolitan area that connects downtown Portland with Clackamas Town Center as part of TriMet’s MAX Light Rail system.
-
B.
Green Line
The Green Line is one of the color-coded rapid transit routes in the Washington Metro system, serving key neighborhoods in Washington, D.C. and parts of Maryland.
-
C.
Green Line
The Green Line is one of Chicago's elevated rapid transit routes, running primarily along the city's West and South Sides as part of the Chicago "L" system.
-
D.
Green Line
The Green Line is one of the color-coded routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in northeast England.
-
E.
Green Line
The Green Line is one of the color-coded rapid transit routes in Atlanta’s MARTA rail system, serving key stations on the city’s east–west corridor.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line segment
ⓘ
surface streetcar alignment ⓘ |
| branchLetter | E ⓘ |
| connectsWith |
MBTA Orange Line (via transfer at shared stations on the branch as a whole)
ⓘ
MBTA bus network ⓘ |
| electrification | overhead catenary ⓘ |
| fareMediaAccepted |
CharlieCard
ⓘ
CharlieTicket ⓘ MBTA mobile ticketing (where applicable) ⓘ |
| fareSystem |
MBTA subway fare system
ⓘ
linked to:
MBTA AFC 2.0
|
| fareZoneSystem | flat urban fare ⓘ |
| hasAccessibilityFeatures | low-floor LRVs on some trips ⓘ |
| hasColorDesignation | Green ⓘ |
| hasRightOfWayType |
reserved median tracks
ⓘ
street-running tracks ⓘ |
| hasServicePattern | frequent all-day service ⓘ |
| hasVehiclePowerSupply | 600 V DC overhead (approximate) ⓘ |
| historicalUse | streetcar service along Huntington Avenue ⓘ |
| isDoubleTrack | true ⓘ |
| isElectrified | true ⓘ |
| isPartiallyAtGrade | true ⓘ |
| isPublicTransport | true ⓘ |
| locatedIn |
Boston
ⓘ
linked to:
Boston, Massachusetts
Massachusetts ⓘ United States ⓘ
linked to:
United States of America
|
| mode | light rail ⓘ |
| operatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| owner |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| partOf |
MBTA Green Line
ⓘ
MBTA Green Line E branch ⓘ |
| primaryFunction | urban transit ⓘ |
| runsAlong | Huntington Avenue ⓘ |
| serves | local neighborhoods in Boston ⓘ |
| servesCity |
Boston
ⓘ
linked to:
Boston, Massachusetts
|
| serviceType | local stop service ⓘ |
| system |
MBTA subway
ⓘ
linked to:
Boston subway
|
| trackGauge | standard gauge ⓘ |
| usesRollingStock |
MBTA Type 7 LRV
ⓘ
linked to:
MBTA Type 7 Light Rail Vehicle
MBTA Type 8 LRV ⓘ
linked to:
MBTA Type 8 Light Rail Vehicle
MBTA Type 9 LRV ⓘ
linked to:
MBTA Type 9 Light Rail Vehicle
|
| usesSignaling | line-of-sight operation ⓘ |
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: Green Line E branch streetcar (surface portion) Description of subject: The Green Line E branch streetcar (surface portion) is the above-ground segment of Boston’s MBTA Green Line E branch that historically ran along Huntington Avenue and surrounding streets, serving local neighborhoods with light rail service.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.