Union Station
E442876
Union Station was the historic central railway terminal in Ottawa, Canada, later repurposed as the Senate of Canada Building.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Union Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4386108 — 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 Context triple: [Senate of Canada Building, formerName, Union Station]
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A.
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.
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B.
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.
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C.
Union Station
Union Station is a historic train station and transportation hub in Worcester, Massachusetts, known for its grand Beaux-Arts architecture and role as a key gateway to the city.
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D.
Union Station
Union Station is a historic train station name commonly used for major passenger rail terminals in several North American cities.
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E.
Union Station
Union Station is Toronto’s primary railway and transit hub, connecting regional and intercity trains with the city’s subway and streetcar network.
- 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 Target entity description: Union Station was the historic central railway terminal in Ottawa, Canada, later repurposed as the Senate of Canada Building.
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A.
Union Station
Union Station is Toronto’s primary railway and transit hub, connecting regional and intercity trains with the city’s subway and streetcar network.
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B.
Union Station
Union Station is a historic train station name commonly used for major passenger rail terminals in several North American cities.
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C.
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.
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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.
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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 (50)
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 Description of subject: Union Station was the historic central railway terminal in Ottawa, Canada, later repurposed as the Senate of Canada Building.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.