B Branch
E134781
The B Branch is a light rail service of Boston’s MBTA Green Line that runs along Commonwealth Avenue, primarily serving Boston University and the Allston–Brighton neighborhoods.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T1178212 — 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: B Branch Context triple: [MBTA Green Line, hasBranch, B Branch]
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A.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
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B.
Line B
Line B is a major Mexico City Metro route that runs diagonally across the city, connecting central areas with northeastern suburbs and serving as an important commuter corridor.
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C.
Babylon Branch
The Babylon Branch is a major commuter rail line of the Long Island Rail Road serving communities along Long Island’s South Shore.
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D.
Middle Branch
Middle Branch is a tidal estuary and waterfront area in Baltimore, Maryland, known for its recreational shoreline, parks, and role in the city's harbor ecosystem.
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E.
B Division
B Division is the New York City Subway division that operates the system’s lettered routes, including services like the R train.
- 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: B Branch Target entity description: The B Branch is a light rail service of Boston’s MBTA Green Line that runs along Commonwealth Avenue, primarily serving Boston University and the Allston–Brighton neighborhoods.
-
A.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
-
B.
Line B
Line B is a major Mexico City Metro route that runs diagonally across the city, connecting central areas with northeastern suburbs and serving as an important commuter corridor.
-
C.
Babylon Branch
The Babylon Branch is a major commuter rail line of the Long Island Rail Road serving communities along Long Island’s South Shore.
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D.
Middle Branch
Middle Branch is a tidal estuary and waterfront area in Baltimore, Maryland, known for its recreational shoreline, parks, and role in the city's harbor ecosystem.
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E.
B Division
B Division is the New York City Subway division that operates the system’s lettered routes, including services like the R train.
- F. None of above. chosen
Statements (30)
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: B Branch Description of subject: The B Branch is a light rail service of Boston’s MBTA Green Line that runs along Commonwealth Avenue, primarily serving Boston University and the Allston–Brighton neighborhoods.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Green Line (MBTA)
this entity surface form:
B branch