MBTA bus route 19
E721913
MBTA bus route 19 is a Massachusetts Bay Transportation Authority bus line serving neighborhoods in Boston and providing connections between residential areas and key transit hubs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MBTA bus route 19 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8196975 — 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 19 Context triple: [Kenmore station, hasBusConnection, MBTA bus route 19]
-
A.
MBTA bus route 9
MBTA bus route 9 is a Massachusetts Bay Transportation Authority bus line in Boston that connects Copley Square with the South Boston area.
-
B.
MBTA bus route 111
MBTA bus route 111 is a high-ridership Massachusetts Bay Transportation Authority bus line serving the corridor between downtown Boston and the city of Chelsea.
-
C.
MBTA bus route 10
MBTA bus route 10 is a local Massachusetts Bay Transportation Authority bus line in Boston that connects key neighborhoods including the South End, Roxbury, and downtown areas.
-
D.
MBTA bus route 1
MBTA bus route 1 is a heavily used Boston-area bus line that runs between Harvard Square in Cambridge and Dudley/Nubian Square in Roxbury, serving major corridors like Massachusetts Avenue.
-
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 19 Target entity description: MBTA bus route 19 is a Massachusetts Bay Transportation Authority bus line serving neighborhoods in Boston and providing connections between residential areas and key transit hubs.
-
A.
MBTA bus route 9
MBTA bus route 9 is a Massachusetts Bay Transportation Authority bus line in Boston that connects Copley Square with the South Boston area.
-
B.
MBTA bus route 111
MBTA bus route 111 is a high-ridership Massachusetts Bay Transportation Authority bus line serving the corridor between downtown Boston and the city of Chelsea.
-
C.
MBTA bus route 10
MBTA bus route 10 is a local Massachusetts Bay Transportation Authority bus line in Boston that connects key neighborhoods including the South End, Roxbury, and downtown areas.
-
D.
MBTA bus route 1
MBTA bus route 1 is a heavily used Boston-area bus line that runs between Harvard Square in Cambridge and Dudley/Nubian Square in Roxbury, serving major corridors like Massachusetts Avenue.
-
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 (24)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA bus route
ⓘ
bus route ⓘ |
| connectsTo |
MBTA bus routes
ⓘ
linked to:
MBTA bus network
MBTA commuter rail network ⓘ
linked to:
MBTA Commuter Rail network
MBTA rapid transit network ⓘ
linked to:
MBTA
|
| country |
United States
ⓘ
linked to:
United States of America
|
| fareSystem | MBTA fare system ⓘ |
| hasOperatorAbbreviation | MBTA ⓘ |
| hasRole | feeder to key transit hubs ⓘ |
| hasServiceArea | residential areas of Boston ⓘ |
| isPartOf |
Greater Boston public transportation network
ⓘ
linked to:
Boston transportation network
|
| locatedIn |
Boston
ⓘ
linked to:
Boston, Massachusetts
Massachusetts ⓘ United States ⓘ
linked to:
United States of America
|
| modeOfTransport | bus ⓘ |
| operatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| operatesIn |
Greater Boston area
ⓘ
linked to:
Greater Boston
|
| owner |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| partOfSystem | MBTA bus network ⓘ |
| publicTransportType | surface bus line ⓘ |
| regulatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| serves | Boston neighborhoods ⓘ |
| serviceType | local bus service ⓘ |
| uses | MBTA bus stops ⓘ |
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 19 Description of subject: MBTA bus route 19 is a Massachusetts Bay Transportation Authority bus line serving neighborhoods in Boston and providing connections between residential areas and key transit hubs.
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)