West Baltimore station
E161813
West Baltimore station is a commuter rail stop in Baltimore, Maryland, served by MARC’s Penn Line trains along the busy Northeast Corridor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| West Baltimore station canonical | 2 |
| West Baltimore MARC station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1299313 — 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: West Baltimore station Context triple: [Penn Line, intermediateStop, West Baltimore station]
-
A.
Pennsylvania Station (Baltimore)
Pennsylvania Station (Baltimore) is the main intercity and regional rail hub in Baltimore, Maryland, serving Amtrak and commuter trains along the Northeast Corridor.
-
B.
Union Station (Baltimore)
Union Station (Baltimore) was an earlier major railroad terminal in Baltimore that served as the city's primary passenger rail hub before being superseded by Pennsylvania Station.
-
C.
Germantown station
Germantown station is a commuter rail stop in Germantown, Maryland, served by MARC’s Brunswick Line connecting the area to Washington, D.C.
-
D.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
-
E.
Potomac Avenue station
Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
- 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: West Baltimore station Target entity description: West Baltimore station is a commuter rail stop in Baltimore, Maryland, served by MARC’s Penn Line trains along the busy Northeast Corridor.
-
A.
Pennsylvania Station (Baltimore)
Pennsylvania Station (Baltimore) is the main intercity and regional rail hub in Baltimore, Maryland, serving Amtrak and commuter trains along the Northeast Corridor.
-
B.
Union Station (Baltimore)
Union Station (Baltimore) was an earlier major railroad terminal in Baltimore that served as the city's primary passenger rail hub before being superseded by Pennsylvania Station.
-
C.
Germantown station
Germantown station is a commuter rail stop in Germantown, Maryland, served by MARC’s Brunswick Line connecting the area to Washington, D.C.
-
D.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
-
E.
Potomac Avenue station
Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail station
ⓘ
railway station ⓘ |
| cityServed | Baltimore ⓘ |
| coordinates | 39.291°N 76.651°W ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| electrified | yes ⓘ |
| fareSystem | MARC ⓘ |
| hasAccessibility | no ⓘ |
| hasParking | yes ⓘ |
| hasService |
commuter rail
ⓘ
weekday service ⓘ weekend service ⓘ |
| lineUsed |
Amtrak Northeast Corridor
ⓘ
linked to:
Northeast Corridor
|
| locatedIn |
Baltimore
ⓘ
Maryland ⓘ |
| locatedOn | Northeast Corridor ⓘ |
| nearbyLandmark |
Franklin Street
ⓘ
US Route 40 ⓘ
linked to:
U.S. Route 40
|
| numberOfPlatforms | 2 ⓘ |
| numberOfTracks | 4 ⓘ |
| operatedBy | Maryland Transit Administration ⓘ |
| ownedBy | Amtrak ⓘ |
| partOf |
MARC Penn Line network
ⓘ
linked to:
MARC Penn Line
|
| platformType | side platforms ⓘ |
| railGauge | standard gauge ⓘ |
| regionServed | West Baltimore ⓘ |
| servedBy |
MARC Penn Line
ⓘ
MARC Train ⓘ |
| stateServed | Maryland ⓘ |
| structureType | elevated ⓘ |
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: West Baltimore station Description of subject: West Baltimore station is a commuter rail stop in Baltimore, Maryland, served by MARC’s Penn Line trains along the busy Northeast Corridor.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: West Baltimore station