Issaquah, Washington, United States
E46632
Issaquah, Washington, United States is a suburban city east of Seattle known as the home of Costco’s corporate headquarters and for its proximity to the Cascade Mountains and outdoor recreation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Issaquah, Washington, United States canonical | 4 |
| Costco (historical, before move to Issaquah within county) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T361375 — 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: Issaquah, Washington, United States Context triple: [Costco Wholesale Corporation, headquartersLocation, Issaquah, Washington, United States]
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A.
Tumwater, Washington
Tumwater, Washington is a small city in Thurston County near Washington’s capital, Olympia, known for its historic brewery, waterfalls on the Deschutes River, and role as a regional transportation hub.
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B.
Lacey, Washington
Lacey, Washington is a suburban city in Thurston County near Olympia, known for its proximity to state government centers and its role as a regional administrative and commercial hub.
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C.
Everett, Washington, United States
Everett, Washington, United States is a city north of Seattle best known as a major aerospace manufacturing hub and home to one of the world’s largest airplane assembly plants.
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D.
Federal Way, Washington, United States
Federal Way is a suburban city in King County, Washington, known for its location between Seattle and Tacoma and its history as a corporate and commercial hub.
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E.
Mercer Island, Washington, United States
Mercer Island, Washington, United States is a suburban city located on an island in Lake Washington between Seattle and Bellevue, known for its affluent residential character and scenic surroundings.
- 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: Issaquah, Washington, United States Target entity description: Issaquah, Washington, United States is a suburban city east of Seattle known as the home of Costco’s corporate headquarters and for its proximity to the Cascade Mountains and outdoor recreation.
-
A.
Tumwater, Washington
Tumwater, Washington is a small city in Thurston County near Washington’s capital, Olympia, known for its historic brewery, waterfalls on the Deschutes River, and role as a regional transportation hub.
-
B.
Lacey, Washington
Lacey, Washington is a suburban city in Thurston County near Olympia, known for its proximity to state government centers and its role as a regional administrative and commercial hub.
-
C.
Everett, Washington, United States
Everett, Washington, United States is a city north of Seattle best known as a major aerospace manufacturing hub and home to one of the world’s largest airplane assembly plants.
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D.
Federal Way, Washington, United States
Federal Way is a suburban city in King County, Washington, known for its location between Seattle and Tacoma and its history as a corporate and commercial hub.
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E.
Mercer Island, Washington, United States
Mercer Island, Washington, United States is a suburban city located on an island in Lake Washington between Seattle and Bellevue, known for its affluent residential character and scenic surroundings.
- F. None of above. chosen
Statements (48)
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: Issaquah, Washington, United States Description of subject: Issaquah, Washington, United States is a suburban city east of Seattle known as the home of Costco’s corporate headquarters and for its proximity to the Cascade Mountains and outdoor recreation.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Costco (historical, before move to Issaquah within county)
subject surface form:
Costco Wholesale Corporation
subject surface form:
Costco Wholesale Corporation