Portland Union Station
E35533
Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Portland Union Station canonical | 10 |
| Union Station (Portland) | 1 |
| Union Station (Portland, Oregon) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T187891 — 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: Portland Union Station Context triple: [Empire Builder, endStationPortland, Portland Union Station]
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A.
Rose Quarter Transit Center
Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
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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 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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D.
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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E.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
- 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: Portland Union Station Target entity description: Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
-
A.
Rose Quarter Transit Center
Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
-
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.
-
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.
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D.
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.
-
E.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
- 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: Portland Union Station Description of subject: Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Portland Union Station
linked to: Portland Union Station