Capen Street
E940089
MBTA station
U.S. state
city
light rail line
light rail station
neighborhood of Boston
public transit agency
street
Capen Street is a street in the Dorchester–Mattapan area of Boston, Massachusetts, that lends its name to the nearby Capen Street station on the MBTA’s Mattapan trolley line.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Capen Street canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5897417 — 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: Capen Street Context triple: [Capen Street station, adjacentTo, Capen Street]
-
A.
Hyde Street
Hyde Street is a well-known thoroughfare in San Francisco, famous for its steep hills, scenic views, and role as a popular route for the city’s historic cable cars.
-
B.
Hanover Street
Hanover Street is a historic and bustling main thoroughfare in Boston’s North End, known for its Italian restaurants, cafes, and neighborhood shops.
-
C.
Pelham Street
Pelham Street is a street in the South Kensington area of London, known for its proximity to the South Kensington Underground station and the nearby museums and cultural attractions.
-
D.
Winchester Street
Winchester Street is a notable thoroughfare in the historic cathedral city of Salisbury in Wiltshire, England.
-
E.
Bedford Street
Bedford Street is a central thoroughfare in Belfast, Northern Ireland, known for its mix of historic architecture, offices, and cultural venues close to Donegall Square.
- 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: Capen Street Target entity description: Capen Street is a street in the Dorchester–Mattapan area of Boston, Massachusetts, that lends its name to the nearby Capen Street station on the MBTA’s Mattapan trolley line.
-
A.
Hyde Street
Hyde Street is a well-known thoroughfare in San Francisco, famous for its steep hills, scenic views, and role as a popular route for the city’s historic cable cars.
-
B.
Hanover Street
Hanover Street is a historic and bustling main thoroughfare in Boston’s North End, known for its Italian restaurants, cafes, and neighborhood shops.
-
C.
Pelham Street
Pelham Street is a street in the South Kensington area of London, known for its proximity to the South Kensington Underground station and the nearby museums and cultural attractions.
-
D.
Winchester Street
Winchester Street is a notable thoroughfare in the historic cathedral city of Salisbury in Wiltshire, England.
-
E.
Bedford Street
Bedford Street is a central thoroughfare in Belfast, Northern Ireland, known for its mix of historic architecture, offices, and cultural venues close to Donegall Square.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA station
ⓘ
U.S. state ⓘ city ⓘ light rail line ⓘ light rail station ⓘ neighborhood of Boston ⓘ neighborhood of Boston ⓘ public transit agency ⓘ street ⓘ |
| associatedWithTransportSystem |
MBTA Mattapan trolley line
ⓘ
linked to:
MBTA Mattapan Line
|
| givesNameTo | Capen Street station ⓘ |
| hasNearbyRailStation | Capen Street station ⓘ |
| locatedIn |
Boston
ⓘ
linked to:
Boston, Massachusetts
Boston ⓘ
linked to:
Boston, Massachusetts
Boston ⓘ
linked to:
Boston, Massachusetts
Dorchester ⓘ Massachusetts ⓘ Massachusetts ⓘ Massachusetts ⓘ Mattapan ⓘ Mattapan ⓘ United States ⓘ
linked to:
United States of America
|
| locatedOnLine |
Mattapan trolley line
ⓘ
linked to:
Mattapan Line
|
| namedAfter | Capen Street ⓘ |
| operatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
Massachusetts Bay Transportation Authority ⓘ
linked to:
MBTA
|
| operates |
Mattapan trolley line
ⓘ
linked to:
Mattapan Line
|
| partOf |
Dorchester–Mattapan area of Boston
ⓘ
linked to:
Dorchester neighborhood of Boston
|
| serves | Boston ⓘ |
| terminusHasStation | Capen Street station ⓘ |
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: Capen Street Description of subject: Capen Street is a street in the Dorchester–Mattapan area of Boston, Massachusetts, that lends its name to the nearby Capen Street station on the MBTA’s Mattapan trolley line.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.