Union Station (Baltimore)
E47107
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was an earlier major railroad terminal in Baltimore that served as the city's primary passenger rail hub before being superseded by Pennsylvania Station.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Calvert Street Station area in Baltimore | 1 |
| Union Station (Baltimore) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T328312 — 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: Union Station (Baltimore) Context triple: [Pennsylvania Station (Baltimore), replaced, Union Station (Baltimore)]
-
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
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
-
C.
Union Station
Union Station is a major historic transportation hub in downtown Dallas that serves as a key rail and transit connection point for the city.
-
D.
Union Station
Union Station is the main railway station and a historic transportation hub in downtown Los Angeles, renowned for its Mission Revival and Art Deco architecture.
-
E.
Union Station
Union Station is a historic former railroad terminal in St. Louis that has been transformed into a mixed-use complex featuring attractions, dining, and entertainment.
- 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: Union Station (Baltimore) Target entity description: 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was an earlier major railroad terminal in Baltimore that served as the city's primary passenger rail hub before being superseded by Pennsylvania Station.
-
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
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
-
C.
Union Station
Union Station is the main railway station and a historic transportation hub in downtown Los Angeles, renowned for its Mission Revival and Art Deco architecture.
-
D.
Union Station
Union Station is a historic former railroad terminal in St. Louis that has been transformed into a mixed-use complex featuring attractions, dining, and entertainment.
-
E.
Union Station
Union Station is a major historic transportation hub in downtown Dallas that serves as a key rail and transit connection point for the city.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
former railway station
ⓘ
railway station ⓘ |
| category |
Former railway stations in Maryland
ⓘ
Railway stations in Baltimore ⓘ Union stations in the United States ⓘ |
| country | United States of America ⓘ |
| locatedIn |
Baltimore
ⓘ
Baltimore ⓘ
surface form:
Baltimore City
Maryland ⓘ Mid-Atlantic states ⓘ
surface form:
Mid-Atlantic United States
|
| partOf |
rail transport in Baltimore
ⓘ
rail transport in Maryland ⓘ |
| railwayStationUsage | passenger rail ⓘ |
| replacedBy | Pennsylvania Station (Baltimore) ⓘ |
| servedAs |
major railroad terminal
ⓘ
primary passenger rail hub of Baltimore ⓘ |
| servedCity | Baltimore ⓘ |
| servedRegion |
Maryland
ⓘ
Northeastern United States ⓘ |
| significance | historical main rail gateway to Baltimore ⓘ |
| status | defunct ⓘ |
| supersededBy | Pennsylvania Station (Baltimore) ⓘ |
| transportationType | rail ⓘ |
| usedFor |
commuter rail
ⓘ
intercity 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: Union Station (Baltimore) Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Calvert Street Station area in Baltimore