Northwest–East Line
E168311
The Northwest–East Line is the primary rapid transit route of Baltimore's Metro SubwayLink system, running across the city from the northwest suburbs toward the eastern side.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Northwest–East Line canonical | 1 |
| Northwest–East line of Metro SubwayLink | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1449957 — 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: Northwest–East Line Context triple: [Baltimore Metro SubwayLink, lineName, Northwest–East Line]
-
A.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
-
B.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
C.
Heritage Corridor line
The Heritage Corridor line is a Metra commuter rail service in the Chicago area that runs southwest from downtown Chicago to Joliet, primarily following the historic Illinois & Michigan Canal corridor.
-
D.
Sounder North Line
The Sounder North Line is a commuter rail service in the Seattle metropolitan area that runs along the Puget Sound, connecting Seattle with communities to the north such as Everett.
-
E.
Blue Line
The Blue Line is a major rapid transit route in Chicago that runs between O'Hare International Airport and the city's western suburbs via downtown.
- 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: Northwest–East Line Target entity description: The Northwest–East Line is the primary rapid transit route of Baltimore's Metro SubwayLink system, running across the city from the northwest suburbs toward the eastern side.
-
A.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
-
B.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
C.
Heritage Corridor line
The Heritage Corridor line is a Metra commuter rail service in the Chicago area that runs southwest from downtown Chicago to Joliet, primarily following the historic Illinois & Michigan Canal corridor.
-
D.
Sounder North Line
The Sounder North Line is a commuter rail service in the Seattle metropolitan area that runs along the Puget Sound, connecting Seattle with communities to the north such as Everett.
-
E.
Blue Line
The Blue Line is one of the primary heavy-rail transit routes in Atlanta’s MARTA system, running east–west across the metropolitan area and serving key urban and suburban stations.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
rapid transit line ⓘ |
| connectsPartOfCity |
East Baltimore
ⓘ
surface form:
east Baltimore
northwest Baltimore ⓘ |
| electrification | third rail ⓘ |
| fareSystem | proof-of-payment ⓘ |
| hasColor | green ⓘ |
| hasLocale |
Baltimore–Washington metropolitan area
ⓘ
surface form:
Baltimore metropolitan area
|
| hasNumberOfTracks | 2 ⓘ |
| hasOwner | Maryland Transit Administration ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| hasRouteDirection | northwest–east ⓘ |
| hasServiceType |
heavy rail transit
ⓘ
urban rail ⓘ |
| hasSystemName | Metro SubwayLink ⓘ |
| hasTrackGauge | standard gauge ⓘ |
| isPrimaryRouteOf | Baltimore Metro SubwayLink ⓘ |
| locatedIn |
Baltimore
ⓘ
Maryland ⓘ United States of America ⓘ
surface form:
United States
|
| operatedBy | Maryland Transit Administration ⓘ |
| partOf | Baltimore Metro SubwayLink ⓘ |
| servesArea |
eastern side of Baltimore
ⓘ
northwest suburbs of Baltimore ⓘ |
| transportSystemType | rapid transit ⓘ |
| usesPowerSupply | 750 V DC third rail ⓘ |
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: Northwest–East Line Description of subject: The Northwest–East Line is the primary rapid transit route of Baltimore's Metro SubwayLink system, running across the city from the northwest suburbs toward the eastern side.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Northwest–East line of Metro SubwayLink