MBTA Green Line stations
E534401
MBTA Green Line stations are the stops along Boston’s light rail Green Line, serving neighborhoods and suburbs with trolley-style rapid transit.
All labels observed (4)
| Label | Occurrences |
|---|---|
| MBTA Green Line stations canonical | 5 |
| Central station (MBTA) | 1 |
| Green Line (MBTA) stations | 1 |
| Green Line stations in Boston | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5569492 — 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: MBTA Green Line stations Context triple: [Riverside, category, MBTA Green Line stations]
-
A.
MBTA Green Line E branch stations
MBTA Green Line E branch stations are light rail stops in Boston and nearby areas served by the E branch of the Massachusetts Bay Transportation Authority’s Green Line.
-
B.
MBTA Commuter Rail stations
MBTA Commuter Rail stations are passenger rail stops in the Greater Boston area that provide regional train service connecting outlying communities with Boston and other destinations on the Massachusetts Bay Transportation Authority network.
-
C.
MBTA commuter rail terminals
MBTA commuter rail terminals are major passenger rail hubs in the Boston area that serve as endpoints and transfer points for regional trains connecting the city with its surrounding suburbs and communities.
-
D.
MBTA Green Line
The MBTA Green Line is a light rail service in Boston, Massachusetts, known as one of the oldest subway lines in the United States and serving key neighborhoods, universities, and cultural destinations across the city.
-
E.
MBTA Lansdowne
MBTA Lansdowne is a commuter rail station in Boston, Massachusetts, serving the Framingham/Worcester Line near Fenway Park.
- 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: MBTA Green Line stations Target entity description: MBTA Green Line stations are the stops along Boston’s light rail Green Line, serving neighborhoods and suburbs with trolley-style rapid transit.
-
A.
MBTA Green Line E branch stations
MBTA Green Line E branch stations are light rail stops in Boston and nearby areas served by the E branch of the Massachusetts Bay Transportation Authority’s Green Line.
-
B.
MBTA Commuter Rail stations
MBTA Commuter Rail stations are passenger rail stops in the Greater Boston area that provide regional train service connecting outlying communities with Boston and other destinations on the Massachusetts Bay Transportation Authority network.
-
C.
MBTA commuter rail terminals
MBTA commuter rail terminals are major passenger rail hubs in the Boston area that serve as endpoints and transfer points for regional trains connecting the city with its surrounding suburbs and communities.
-
D.
MBTA Green Line
The MBTA Green Line is a light rail service in Boston, Massachusetts, known as one of the oldest subway lines in the United States and serving key neighborhoods, universities, and cultural destinations across the city.
-
E.
MBTA Lansdowne
MBTA Lansdowne is a commuter rail station in Boston, Massachusetts, serving the Framingham/Worcester Line near Fenway Park.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
light rail station
ⓘ
railway station ⓘ |
| connectsTo |
MBTA bus routes
NERFINISHED
ⓘ
MBTA commuter rail at some locations ⓘ other MBTA rapid transit lines at some locations ⓘ |
| electrification | overhead catenary ⓘ |
| fareMediumAccepted |
CharlieCard
NERFINISHED
ⓘ
CharlieTicket NERFINISHED ⓘ contactless payment card ⓘ mobile payment ⓘ |
| fareSystem | MBTA fare system ⓘ |
| fareZone | MBTA rapid transit flat fare zone NERFINISHED ⓘ |
| hasAccessibility | some stations are wheelchair accessible ⓘ |
| hasAccessibilityFeature |
elevators at some stations
ⓘ
high platforms at some stations ⓘ ramps at some stations ⓘ |
| hasColorDesignation | green ⓘ |
| hasPlatformType |
island platform
ⓘ
median platform ⓘ side platform ⓘ street-level platform ⓘ |
| hasRollingStockType |
light rail vehicle
ⓘ
trolley ⓘ |
| hasSafetyFeature |
lighting
ⓘ
platform edge warnings ⓘ public address system ⓘ |
| hasServicePattern |
frequent all-day service
ⓘ
reduced late-night service ⓘ |
| hasSignageStandard | MBTA wayfinding system ⓘ |
| hasStructureType |
elevated station
ⓘ
subway station ⓘ surface station ⓘ |
| lineServed |
Green Line B branch
NERFINISHED
ⓘ
Green Line C branch NERFINISHED ⓘ Green Line D branch NERFINISHED ⓘ Green Line E branch NERFINISHED ⓘ |
| locatedIn |
Greater Boston
ⓘ
Massachusetts ⓘ United States of America ⓘ
surface form:
United States
|
| operatedBy |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| ownedBy |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| partOf | MBTA Green Line NERFINISHED ⓘ |
| serves |
Boston neighborhoods
ⓘ
Boston suburbs ⓘ MBTA Green Line trains ⓘ |
| ticketing |
faregates at some subway stations
ⓘ
proof-of-payment on surface segments ⓘ |
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: MBTA Green Line stations Description of subject: MBTA Green Line stations are the stops along Boston’s light rail Green Line, serving neighborhoods and suburbs with trolley-style rapid transit.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Central station (MBTA)
this entity surface form:
Green Line (MBTA) stations
this entity surface form:
Green Line stations in Boston