Seattle–Tacoma urban corridor
E609231
The Seattle–Tacoma urban corridor is a densely developed metropolitan region in western Washington State that encompasses and connects the major cities of Seattle and Tacoma along the Puget Sound.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T6657975 — 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: Seattle–Tacoma urban corridor Context triple: [SR 99, serves, Seattle–Tacoma urban corridor]
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A.
Vancouver–Seattle corridor
The Vancouver–Seattle corridor is a major bi-national urban and transportation axis linking metropolitan regions in southwestern British Columbia and northwestern Washington State.
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B.
Empire Corridor
The Empire Corridor is a major passenger rail route in New York State, running from New York City through the Hudson Valley and up to cities such as Albany and Buffalo.
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C.
Portland–Vancouver–Salem CSA
The Portland–Vancouver–Salem CSA is a large multi-county combined statistical area in the Pacific Northwest centered on Portland, Oregon, and including surrounding urban and suburban regions in both Oregon and Washington.
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D.
Southwest Washington
Southwest Washington is a region of the U.S. state of Washington that encompasses the communities north of the Columbia River, including the Vancouver metropolitan area and surrounding counties.
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E.
King County Metro
King County Metro is the primary public transit agency serving Seattle and the surrounding King County area, operating an extensive network of buses, rapid transit, and related services.
- 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: Seattle–Tacoma urban corridor Target entity description: The Seattle–Tacoma urban corridor is a densely developed metropolitan region in western Washington State that encompasses and connects the major cities of Seattle and Tacoma along the Puget Sound.
-
A.
Vancouver–Seattle corridor
The Vancouver–Seattle corridor is a major bi-national urban and transportation axis linking metropolitan regions in southwestern British Columbia and northwestern Washington State.
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B.
Empire Corridor
The Empire Corridor is a major passenger rail route in New York State, running from New York City through the Hudson Valley and up to cities such as Albany and Buffalo.
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C.
Portland–Vancouver–Salem CSA
The Portland–Vancouver–Salem CSA is a large multi-county combined statistical area in the Pacific Northwest centered on Portland, Oregon, and including surrounding urban and suburban regions in both Oregon and Washington.
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D.
Southwest Washington
Southwest Washington is a region of the U.S. state of Washington that encompasses the communities north of the Columbia River, including the Vancouver metropolitan area and surrounding counties.
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E.
King County Metro
King County Metro is the primary public transit agency serving Seattle and the surrounding King County area, operating an extensive network of buses, rapid transit, and related services.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
metropolitan region
ⓘ
urban corridor ⓘ |
| climate | temperate oceanic climate ⓘ |
| connectsCity |
Seattle
NERFINISHED
ⓘ
Tacoma NERFINISHED ⓘ |
| containsAirport | Seattle–Tacoma International Airport NERFINISHED ⓘ |
| containsCity |
Auburn
NERFINISHED
ⓘ
Burien NERFINISHED ⓘ Des Moines, Washington NERFINISHED ⓘ Federal Way NERFINISHED ⓘ Kent NERFINISHED ⓘ Renton NERFINISHED ⓘ SeaTac NERFINISHED ⓘ Seattle NERFINISHED ⓘ Tacoma NERFINISHED ⓘ Tukwila NERFINISHED ⓘ |
| containsCounty |
King County, Washington
NERFINISHED
ⓘ
Pierce County, Washington NERFINISHED ⓘ |
| containsPort |
Port of Seattle
NERFINISHED
ⓘ
Port of Tacoma NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dominantIndustries |
aerospace
ⓘ
logistics ⓘ maritime trade ⓘ technology ⓘ |
| economicCenterFor | Puget Sound region NERFINISHED ⓘ |
| followsWaterBody | Puget Sound NERFINISHED ⓘ |
| growthPattern | north–south linear development ⓘ |
| hasCharacteristic |
auto-oriented development
ⓘ
densely developed ⓘ high population density ⓘ suburban sprawl ⓘ |
| hasMajorHighway |
Interstate 405
NERFINISHED
ⓘ
Interstate 5 NERFINISHED ⓘ State Route 99 NERFINISHED ⓘ |
| hasTransportationSystem | Sound Transit regional transit system ⓘ |
| locatedIn |
Puget Sound region
NERFINISHED
ⓘ
Washington ⓘ
surface form:
Washington State
western Washington NERFINISHED ⓘ |
| locatedOn | eastern shore of Puget Sound ⓘ |
| partOf |
Cascadia megaregion
NERFINISHED
ⓘ
Seattle metropolitan area NERFINISHED ⓘ |
| servedBy |
King County Metro
NERFINISHED
ⓘ
Link light rail NERFINISHED ⓘ Pierce Transit NERFINISHED ⓘ Sounder commuter rail NERFINISHED ⓘ |
| timeZone | Pacific Time Zone ⓘ |
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: Seattle–Tacoma urban corridor Description of subject: The Seattle–Tacoma urban corridor is a densely developed metropolitan region in western Washington State that encompasses and connects the major cities of Seattle and Tacoma along the Puget Sound.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
subject surface form:
Sumner, Washington
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma metropolitan area
this entity surface form:
Seattle–Tacoma–Bellevue metropolitan statistical area
this entity surface form:
Greater Seattle combined statistical area
this entity surface form:
Seattle–Tacoma television market
this entity surface form:
Seattle–Tacoma television market
this entity surface form:
Seattle–Tacoma metropolitan area