Portland International Airport station
E15458
Portland International Airport station is a light rail stop in Portland, Oregon, serving the city’s main airport as part of the MAX light rail system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Portland International Airport station canonical | 4 |
| MAX Red Line corridor near Portland International Airport | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T122015 — 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 International Airport station Context triple: [MAX Red Line, hasStation, Portland International Airport station]
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A.
Portland International Airport
Portland International Airport is the primary commercial airport for the Portland metropolitan area, serving as a major air travel hub in the Pacific Northwest.
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B.
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.
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C.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
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D.
Ayer station
Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
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E.
North Station
North Station is a major transportation hub in Boston, Massachusetts, serving as a key commuter rail, subway, and intercity bus terminal integrated with the TD Garden arena.
- 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 International Airport station Target entity description: Portland International Airport station is a light rail stop in Portland, Oregon, serving the city’s main airport as part of the MAX light rail system.
-
A.
Portland International Airport
Portland International Airport is the primary commercial airport for the Portland metropolitan area, serving as a major air travel hub in the Pacific Northwest.
-
B.
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.
-
C.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
D.
Ayer station
Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
-
E.
North Station
North Station is a major transportation hub in Boston, Massachusetts, serving as a key commuter rail, subway, and intercity bus terminal integrated with the TD Garden arena.
- F. None of above. chosen
Statements (46)
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 International Airport station Description of subject: Portland International Airport station is a light rail stop in Portland, Oregon, serving the city’s main airport as part of the MAX light rail system.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
MAX Red Line corridor near Portland International Airport
subject surface form:
MAX Red Line