Washington State Route 20
E288885
Washington State Route 20 is a major east–west highway in Washington known for traversing the scenic North Cascades and connecting numerous communities across the northern part of the state.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Washington State Route 20 canonical | 11 |
| State Route 20 (Washington) | 1 |
| State Route 20 on Whidbey Island | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2430959 — 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 20 Context triple: [Washington State Routes, hasComponent, Washington State Route 20]
-
A.
Washington State Route 2
Washington State Route 2 is a major east–west highway in Washington State that connects the Seattle area with central and eastern Washington, including Stevens Pass and Spokane.
-
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.
Washington State Route 7
Washington State Route 7 is a state highway in Washington that runs generally north–south between Morton and Tacoma, serving communities in Pierce and Lewis counties.
-
D.
Washington State Route 16
Washington State Route 16 is a major highway in western Washington that connects the Tacoma area to the Kitsap Peninsula, including via the Tacoma Narrows Bridge.
-
E.
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.
- 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 20 Target entity description: Washington State Route 20 is a major east–west highway in Washington known for traversing the scenic North Cascades and connecting numerous communities across the northern part of the state.
-
A.
Washington State Route 2
Washington State Route 2 is a major east–west highway in Washington State that connects the Seattle area with central and eastern Washington, including Stevens Pass and Spokane.
-
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.
Washington State Route 7
Washington State Route 7 is a state highway in Washington that runs generally north–south between Morton and Tacoma, serving communities in Pierce and Lewis counties.
-
D.
Washington State Route 16
Washington State Route 16 is a major highway in western Washington that connects the Tacoma area to the Kitsap Peninsula, including via the Tacoma Narrows Bridge.
-
E.
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.
- F. None of above. chosen
Statements (62)
| Predicate | Object |
|---|---|
| instanceOf |
Washington State Route
ⓘ
east–west highway ⓘ state highway ⓘ |
| abbreviation |
SR 20
ⓘ
WA 20 ⓘ |
| connects |
Anacortes
ⓘ
surface form:
Anacortes, Washington
Burlington, Washington ⓘ Colville, Washington ⓘ Concrete, Washington ⓘ Coupeville, Washington ⓘ Discovery Bay, Washington ⓘ Newport, Washington ⓘ Oak Harbor, Washington ⓘ Okanogan, Washington ⓘ Omak, Washington ⓘ Port Townsend, Washington ⓘ Republic, Washington ⓘ Sedro-Woolley, Washington ⓘ Twisp, Washington ⓘ Winthrop, Washington ⓘ |
| connectsTo |
Interstate 5
ⓘ
U.S. Route 101 ⓘ
surface form:
US Route 101
U.S. Route 2 ⓘ
surface form:
US Route 2
U.S. Route 395 ⓘ
surface form:
US Route 395
US Route 97 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Columbia River near Kettle Falls
ⓘ
Deception Pass Bridge ⓘ
surface form:
Deception Pass
Methow River ⓘ Skagit River ⓘ |
| easternTerminus | US Route 2 at Newport, Washington ⓘ |
| hasJunctionWith |
State Route 153
NERFINISHED
ⓘ
State Route 21 NERFINISHED ⓘ State Route 31 NERFINISHED ⓘ State Route 525 NERFINISHED ⓘ State Route 9 NERFINISHED ⓘ |
| is | one of the northernmost east–west highways in Washington State ⓘ |
| knownFor |
scenic mountain views
ⓘ
seasonal winter closures in the North Cascades ⓘ |
| locatedIn | North Cascades National Park complex vicinity ⓘ |
| maintainedBy | Washington State Department of Transportation ⓘ |
| openedAs | North Cascades Highway in 1972 ⓘ |
| partOf |
Cascade Loop Scenic Highway
ⓘ
Washington State Routes ⓘ
surface form:
Washington State Route system
|
| passesThrough |
Ferry County, Washington
NERFINISHED
ⓘ
Island County, Washington NERFINISHED ⓘ Jefferson County, Washington NERFINISHED ⓘ Okanogan County, Washington NERFINISHED ⓘ Pend Oreille County, Washington NERFINISHED ⓘ Skagit County, Washington NERFINISHED ⓘ Stevens County, Washington NERFINISHED ⓘ Whatcom County, Washington NERFINISHED ⓘ |
| role | major transportation corridor across northern Washington ⓘ |
| segmentDesignatedAs | North Cascades Highway ⓘ |
| state | Washington ⓘ |
| traverses |
North Cascades
ⓘ
Okanogan Highlands ⓘ Olympic Peninsula ⓘ Pend Oreille River valley ⓘ Skagit Valley ⓘ Whidbey Island ⓘ |
| westernTerminus |
U.S. Route 101
ⓘ
surface form:
US Route 101 at Discovery Bay
|
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 20 Description of subject: Washington State Route 20 is a major east–west highway in Washington known for traversing the scenic North Cascades and connecting numerous communities across the northern part of the state.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
State Route 20 (Washington)
subject surface form:
Mount Vernon, Washington
this entity surface form:
State Route 20 on Whidbey Island