MBTA bus route CT3
E718489
MBTA bus route CT3 is a limited-stop crosstown bus service in Boston that connects key medical, academic, and transit hubs, including the Longwood Medical Area and Boston University/Kenmore area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MBTA bus route CT3 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8196982 — 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 bus route CT3 Context triple: [Kenmore station, hasBusConnection, MBTA bus route CT3]
-
A.
CTA bus route 36 Broadway
CTA bus route 36 Broadway is a Chicago Transit Authority bus line that primarily runs along Broadway on the city’s North Side, serving dense residential and commercial corridors and connecting with multiple other bus and rail routes.
-
B.
MBTA bus route 93
MBTA bus route 93 is a Massachusetts Bay Transportation Authority bus line that connects downtown Boston with the Charlestown and Sullivan Square areas.
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C.
MBTA bus route 73
MBTA bus route 73 is a Massachusetts Bay Transportation Authority bus line serving the corridor between Harvard Square in Cambridge and Waverley Square in Belmont.
-
D.
CTA bus route 39
CTA bus route 39 is a Chicago Transit Authority bus line that primarily operates along Pershing Road, connecting neighborhoods on the South Side and providing links to CTA rail and other bus services.
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E.
MBTA bus route 39
MBTA bus route 39 is a heavily used Boston-area bus line that connects Forest Hills and Back Bay via Jamaica Plain and the Longwood Medical Area, serving as a key replacement for the former Green Line E-branch streetcar service along much of 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: MBTA bus route CT3 Target entity description: MBTA bus route CT3 is a limited-stop crosstown bus service in Boston that connects key medical, academic, and transit hubs, including the Longwood Medical Area and Boston University/Kenmore area.
-
A.
CTA bus route 36 Broadway
CTA bus route 36 Broadway is a Chicago Transit Authority bus line that primarily runs along Broadway on the city’s North Side, serving dense residential and commercial corridors and connecting with multiple other bus and rail routes.
-
B.
MBTA bus route 93
MBTA bus route 93 is a Massachusetts Bay Transportation Authority bus line that connects downtown Boston with the Charlestown and Sullivan Square areas.
-
C.
MBTA bus route 73
MBTA bus route 73 is a Massachusetts Bay Transportation Authority bus line serving the corridor between Harvard Square in Cambridge and Waverley Square in Belmont.
-
D.
CTA bus route 39
CTA bus route 39 is a Chicago Transit Authority bus line that primarily operates along Pershing Road, connecting neighborhoods on the South Side and providing links to CTA rail and other bus services.
-
E.
MBTA bus route 39
MBTA bus route 39 is a heavily used Boston-area bus line that connects Forest Hills and Back Bay via Jamaica Plain and the Longwood Medical Area, serving as a key replacement for the former Green Line E-branch streetcar service along much of its corridor.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA bus route
ⓘ
bus route ⓘ |
| connectsArea |
Boston University area
ⓘ
Kenmore area ⓘ
linked to:
Kenmore
Longwood Medical Area ⓘ |
| connectsTypeOfHub |
academic hub
ⓘ
medical hub ⓘ transit hub ⓘ |
| fareSystem | MBTA standard bus fare ⓘ |
| hasMode | surface bus ⓘ |
| isPartOf |
MBTA crosstown bus services
ⓘ
linked to:
MBTA bus network
|
| operator |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| paymentMethod |
CharlieCard
ⓘ
CharlieTicket ⓘ MBTA mTicket and contactless options ⓘ |
| primaryFunction | connect medical, academic, and transit hubs ⓘ |
| region | Greater Boston ⓘ |
| routeDesignationPrefix | CT ⓘ |
| routeNumber | 3 ⓘ |
| servesCity | Boston ⓘ |
| servesCountry |
United States
ⓘ
linked to:
United States of America
|
| servesState | Massachusetts ⓘ |
| servicePattern | crosstown ⓘ |
| serviceType | limited-stop ⓘ |
| system | MBTA bus network ⓘ |
| targetRiders |
hospital employees
ⓘ
transit commuters ⓘ university staff ⓘ university students ⓘ |
| transitType | bus ⓘ |
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 bus route CT3 Description of subject: MBTA bus route CT3 is a limited-stop crosstown bus service in Boston that connects key medical, academic, and transit hubs, including the Longwood Medical Area and Boston University/Kenmore area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Kenmore station on MBTA Green Line (nearby)