Orange Line northbound
E798262
Orange Line northbound is the Massachusetts Bay Transportation Authority subway service that runs on the Orange Line toward its northern terminus, serving stations from downtown Boston up through northern neighborhoods and suburbs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Orange Line northbound canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9416595 — 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: Orange Line northbound Context triple: [MBTA State Street station, connectsLine, Orange Line northbound]
-
A.
Orange Line Metro Train
Orange Line Metro Train is a rapid transit line in Lahore, Pakistan, forming part of the city’s metro system and providing high-capacity urban rail service.
-
B.
Orange Line
The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
-
C.
Orange Line
The Orange Line is one of the urban cable car routes in La Paz–El Alto’s Mi Teleférico transit system, known for its orange-branded gondolas connecting key areas of the cities.
-
D.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
-
E.
Orange Line
The Orange Line is one of the primary rapid transit routes in Montreal’s Metro system, running in a U-shaped corridor that connects several major residential and commercial districts across the 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: Orange Line northbound Target entity description: Orange Line northbound is the Massachusetts Bay Transportation Authority subway service that runs on the Orange Line toward its northern terminus, serving stations from downtown Boston up through northern neighborhoods and suburbs.
-
A.
Orange Line Metro Train
Orange Line Metro Train is a rapid transit line in Lahore, Pakistan, forming part of the city’s metro system and providing high-capacity urban rail service.
-
B.
Orange Line
The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
-
C.
Orange Line
The Orange Line is one of the urban cable car routes in La Paz–El Alto’s Mi Teleférico transit system, known for its orange-branded gondolas connecting key areas of the cities.
-
D.
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
-
E.
Orange Line
The Orange Line is a major corridor of the Delhi Metro system that connects central Delhi to the Indira Gandhi International Airport and surrounding areas.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf | rapid transit service ⓘ |
| color | orange ⓘ |
| directionOfTravel | northbound ⓘ |
| electrification | third rail ⓘ |
| fareIntegration |
MBTA bus network
NERFINISHED
ⓘ
MBTA commuter rail (within fare system) NERFINISHED ⓘ |
| fareMedium |
CharlieCard
NERFINISHED
ⓘ
CharlieTicket NERFINISHED ⓘ |
| fareSystem | MBTA fare system ⓘ |
| gauge | standard gauge ⓘ |
| location |
Boston
NERFINISHED
ⓘ
Massachusetts NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| operator |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| partOf | MBTA Orange Line NERFINISHED ⓘ |
| poweredBy | electricity ⓘ |
| servesArea |
Back Bay
NERFINISHED
ⓘ
Charlestown NERFINISHED ⓘ Chinatown NERFINISHED ⓘ Malden NERFINISHED ⓘ Medford vicinity ⓘ North End vicinity ⓘ Roxbury NERFINISHED ⓘ Somerville vicinity ⓘ downtown Boston ⓘ |
| servesStation |
Assembly station
NERFINISHED
ⓘ
Back Bay station NERFINISHED ⓘ Chinatown station NERFINISHED ⓘ Community College station NERFINISHED ⓘ Downtown Crossing station NERFINISHED ⓘ Forest Hills station NERFINISHED ⓘ Green Street station NERFINISHED ⓘ Haymarket station NERFINISHED ⓘ Jackson Square station NERFINISHED ⓘ Malden Center station NERFINISHED ⓘ Massachusetts Avenue station NERFINISHED ⓘ North Station NERFINISHED ⓘ Oak Grove station NERFINISHED ⓘ Roxbury Crossing station NERFINISHED ⓘ Ruggles station NERFINISHED ⓘ State station NERFINISHED ⓘ Stony Brook station NERFINISHED ⓘ Sullivan Square station NERFINISHED ⓘ Tufts Medical Center station NERFINISHED ⓘ Wellington station NERFINISHED ⓘ |
| southernTerminusOfDirection | Forest Hills station NERFINISHED ⓘ |
| system | MBTA subway NERFINISHED ⓘ |
| terminus | Oak Grove station NERFINISHED ⓘ |
| transitType | heavy rail ⓘ |
| usesTrack | MBTA Orange Line mainline ⓘ |
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: Orange Line northbound Description of subject: Orange Line northbound is the Massachusetts Bay Transportation Authority subway service that runs on the Orange Line toward its northern terminus, serving stations from downtown Boston up through northern neighborhoods and suburbs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.