Washington State Route 520
E297202
Washington State Route 520 is a major east–west highway in the Seattle metropolitan area, best known for its floating bridge across Lake Washington connecting Seattle to the Eastside.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SR 520 | 4 |
| Washington State Route 520 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2430966 — 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: Washington State Route 520 Context triple: [Washington State Routes, hasComponent, Washington State Route 520]
-
A.
Washington State Route 99
Washington State Route 99 is a major north–south highway in western Washington that runs through the Seattle metropolitan area, historically serving as the region’s primary arterial route before Interstate 5.
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B.
Washington State Route 18
Washington State Route 18 is a major east–west highway in western Washington that connects the Seattle–Tacoma metropolitan area to Interstate 90 near Snoqualmie.
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C.
Vashon–Fauntleroy route
The Vashon–Fauntleroy route is a Washington State Ferries service connecting Vashon Island with the Fauntleroy neighborhood of West Seattle across Puget Sound.
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D.
Washington State Route 3
Washington State Route 3 is a north–south state highway on the Kitsap Peninsula in western Washington, connecting the Bremerton area with U.S. Route 101 near Shelton and serving as a key link between local communities and naval installations.
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E.
Washington State Route 539
Washington State Route 539 is a north–south state highway in northwestern Washington that connects the city of Bellingham to the Canadian border near Lynden.
- 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: Washington State Route 520 Target entity description: Washington State Route 520 is a major east–west highway in the Seattle metropolitan area, best known for its floating bridge across Lake Washington connecting Seattle to the Eastside.
-
A.
Washington State Route 99
Washington State Route 99 is a major north–south highway in western Washington that runs through the Seattle metropolitan area, historically serving as the region’s primary arterial route before Interstate 5.
-
B.
Washington State Route 18
Washington State Route 18 is a major east–west highway in western Washington that connects the Seattle–Tacoma metropolitan area to Interstate 90 near Snoqualmie.
-
C.
Vashon–Fauntleroy route
The Vashon–Fauntleroy route is a Washington State Ferries service connecting Vashon Island with the Fauntleroy neighborhood of West Seattle across Puget Sound.
-
D.
Washington State Route 3
Washington State Route 3 is a north–south state highway on the Kitsap Peninsula in western Washington, connecting the Bremerton area with U.S. Route 101 near Shelton and serving as a key link between local communities and naval installations.
-
E.
Washington State Route 539
Washington State Route 539 is a north–south state highway in northwestern Washington that connects the city of Bellingham to the Canadian border near Lynden.
- 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: Washington State Route 520 Description of subject: Washington State Route 520 is a major east–west highway in the Seattle metropolitan area, best known for its floating bridge across Lake Washington connecting Seattle to the Eastside.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
SR 520
subject surface form:
State Route 520
this entity surface form:
SR 520
this entity surface form:
SR 520
this entity surface form:
SR 520