B (IND Concourse Line)
E678951
The B (IND Concourse Line) is a New York City Subway service that runs on the IND Concourse Line in the Bronx and continues through Manhattan as part of the Sixth Avenue Line.
All labels observed (1)
| Label | Occurrences |
|---|---|
| B (IND Concourse Line) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7653772 — 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 (IND Concourse Line) Context triple: [Fordham Road, servedBySubwayLine, B (IND Concourse Line)]
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A.
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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B.
Line B
Line B is one of the main tram routes in the Reims tramway network in Reims, France, providing urban public transport across key areas of the city.
-
C.
Line B
Line B is one of the main routes of the Strasbourg tramway network, serving key districts and connecting important transit hubs across the city.
-
D.
Line B
Line B is one of the main lines of the Buenos Aires Underground, running through key commercial and residential areas of the city.
-
E.
Line B
Line B is one of the main lines of the Prague Metro system, running east–west across the city and serving numerous central and residential districts.
- 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 (IND Concourse Line) Target entity description: The B (IND Concourse Line) is a New York City Subway service that runs on the IND Concourse Line in the Bronx and continues through Manhattan as part of the Sixth Avenue Line.
-
A.
Line B
Line B is one of the main routes of the Strasbourg tramway network, serving key districts and connecting important transit hubs across the city.
-
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.
Line B
Line B is one of the main tram routes in the Reims tramway network in Reims, France, providing urban public transport across key areas of the city.
-
D.
Line B
Line B is one of the main lines of the Buenos Aires Underground, running through key commercial and residential areas of the city.
-
E.
Line B
Line B is one of the main lines of the Prague Metro system, running east–west across the city and serving numerous central and residential districts.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
New York City Subway service
ⓘ
rapid transit service ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| division | B Division NERFINISHED ⓘ |
| doesNotOperateOn |
late nights
ⓘ
weekends ⓘ |
| electrification | 600 V DC third rail ⓘ |
| farePaymentMethod |
MetroCard
NERFINISHED
ⓘ
OMNY NERFINISHED ⓘ |
| fareSystem | Metropolitan Transportation Authority fare system ⓘ |
| hasServiceType |
express
ⓘ
local ⓘ |
| hasTerminusBorough |
Brooklyn
NERFINISHED
ⓘ
The Bronx NERFINISHED ⓘ |
| introducedAsServiceLetter | 1967 ⓘ |
| isLetteredService | yes ⓘ |
| locatedInCity | New York City NERFINISHED ⓘ |
| operatedBy | New York City Transit Authority NERFINISHED ⓘ |
| operatesOn | weekday daytimes ⓘ |
| partOfSystem | New York City Subway ⓘ |
| servesBorough |
Manhattan
NERFINISHED
ⓘ
The Bronx NERFINISHED ⓘ |
| serviceColor | orange ⓘ |
| serviceFamily | Sixth Avenue Line services NERFINISHED ⓘ |
| serviceLetter | B ⓘ |
| servicePattern |
express in the Bronx
ⓘ
local in Manhattan ⓘ no late night service ⓘ no weekend service ⓘ rush-hour focused service ⓘ weekday-only service ⓘ |
| trackGauge | standard gauge ⓘ |
| usesDivision | IND NERFINISHED ⓘ |
| usesLine |
IND Concourse Line
NERFINISHED
ⓘ
IND Sixth Avenue Line NERFINISHED ⓘ |
| usesRollingStockModel |
R68
NERFINISHED
ⓘ
R68A NERFINISHED ⓘ |
| usesRollingStockType | B Division subway cars ⓘ |
| usesSignageColorFamily | IND Sixth Avenue services NERFINISHED ⓘ |
| usesTrunkLineInBronx | IND Concourse Line NERFINISHED ⓘ |
| usesTrunkLineInManhattan | IND Sixth Avenue Line NERFINISHED ⓘ |
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 (IND Concourse Line) Description of subject: The B (IND Concourse Line) is a New York City Subway service that runs on the IND Concourse Line in the Bronx and continues through Manhattan as part of the Sixth Avenue Line.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.