State Route 509
E134178
State Route 509 is a Washington state highway that serves as a key north–south corridor linking the Port of Tacoma and surrounding industrial areas with nearby cities and regional freeways.
All labels observed (1)
| Label | Occurrences |
|---|---|
| State Route 509 canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T385012 — 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: State Route 509 Context triple: [Port of Tacoma, roadConnections, State Route 509]
-
A.
State Route 180
State Route 180 is a major California state highway that runs from the agricultural city of Mendota through Fresno to Kings Canyon National Park, serving as a key east–west corridor in the central San Joaquin Valley.
-
B.
State Route 29
State Route 29 is a major north–south highway running through California’s Napa Valley, serving as a primary route for accessing its wine country towns and vineyards.
-
C.
State Route 99
State Route 99 is a major north–south California highway running through the Central Valley and connecting cities such as Sacramento with other key urban and agricultural regions.
-
D.
State Route 168
State Route 168 is a California state highway that runs from the Fresno area into the Sierra Nevada, providing access to mountain communities and recreational areas.
-
E.
State Route 91
State Route 91 is a major east–west freeway in Southern California that connects the Los Angeles metropolitan area with the Inland Empire and Orange County.
- 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: State Route 509 Target entity description: State Route 509 is a Washington state highway that serves as a key north–south corridor linking the Port of Tacoma and surrounding industrial areas with nearby cities and regional freeways.
-
A.
State Route 180
State Route 180 is a major California state highway that runs from the agricultural city of Mendota through Fresno to Kings Canyon National Park, serving as a key east–west corridor in the central San Joaquin Valley.
-
B.
State Route 29
State Route 29 is a major north–south highway running through California’s Napa Valley, serving as a primary route for accessing its wine country towns and vineyards.
-
C.
State Route 99
State Route 99 is a major north–south California highway running through the Central Valley and connecting cities such as Sacramento with other key urban and agricultural regions.
-
D.
State Route 168
State Route 168 is a California state highway that runs from the Fresno area into the Sierra Nevada, providing access to mountain communities and recreational areas.
-
E.
State Route 91
State Route 91 is a major east–west freeway in Southern California that connects the Los Angeles metropolitan area with the Inland Empire and Orange County.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Washington State Route
ⓘ
state highway ⓘ |
| abbreviation | SR 509 ⓘ |
| category |
State highways in Washington (state)
ⓘ
Transportation in King County, Washington ⓘ Transportation in Pierce County, Washington ⓘ |
| connects | Port of Tacoma with regional freeways ⓘ |
| connectsTo |
Interstate 5
ⓘ
Interstate 705 NERFINISHED ⓘ Port of Tacoma Road ⓘ State Route 167 ⓘ State Route 518 ⓘ State Route 99 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| direction | north–south ⓘ |
| function |
freight corridor
ⓘ
regional arterial ⓘ |
| hasJunction |
Interstate 5
ⓘ
surface form:
Interstate 5 in King County
Interstate 5 ⓘ
surface form:
Interstate 5 in Tacoma area
State Route 518 in Burien ⓘ Washington State Route 99 ⓘ
surface form:
State Route 99 in Seattle area
|
| hasLanes | multiple lanes in urban sections ⓘ |
| highwayNumber | 509 ⓘ |
| isNumberedWithin | Washington State Route numbering system ⓘ |
| locatedIn |
King County
ⓘ
surface form:
King County, Washington
Pierce County ⓘ
surface form:
Pierce County, Washington
|
| maintainedBy | Washington State Department of Transportation ⓘ |
| partOf |
Washington State Routes
ⓘ
surface form:
Washington State Highway System
|
| passesNear | Seattle–Tacoma International Airport ⓘ |
| passesThrough | industrial areas near Port of Tacoma ⓘ |
| regionServed | Puget Sound region ⓘ |
| roadSurface | paved ⓘ |
| role | key north–south corridor between Tacoma and Seattle area ⓘ |
| routeType | State Route ⓘ |
| serves |
Burien, Washington
ⓘ
Des Moines, Washington ⓘ Federal Way, Washington, United States ⓘ
surface form:
Federal Way, Washington
Fife, Washington ⓘ Port of Tacoma ⓘ Seattle, Washington, United States ⓘ
surface form:
Seattle, Washington
Tacoma, Washington ⓘ |
| state | Washington ⓘ |
| terminusNorth |
Seattle, Washington, United States
ⓘ
surface form:
Seattle, Washington
|
| terminusSouth | Tacoma, Washington ⓘ |
| usedFor |
commuter traffic
ⓘ
truck traffic ⓘ |
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: State Route 509 Description of subject: State Route 509 is a Washington state highway that serves as a key north–south corridor linking the Port of Tacoma and surrounding industrial areas with nearby cities and regional freeways.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Des Moines, Washington