Sound Transit 2
E204887
Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sound Transit 2 canonical | 4 |
| Sound Transit 2 program | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1817576 — 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: Sound Transit 2 Context triple: [Sound Transit, hasProject, Sound Transit 2]
-
A.
Sound Transit
Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
-
B.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
C.
RapidRide
RapidRide is King County Metro’s network of frequent, limited-stop bus rapid transit-style routes serving major corridors in the Seattle metropolitan area.
-
D.
Everett Transit
Everett Transit is the public bus transportation agency serving the city of Everett in Washington State.
-
E.
Redmond Transit Center
Redmond Transit Center is a major public transportation hub in Redmond, Washington, serving as a central point for local and regional bus connections.
- 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: Sound Transit 2 Target entity description: Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
-
A.
Sound Transit
Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
-
B.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
C.
RapidRide
RapidRide is King County Metro’s network of frequent, limited-stop bus rapid transit-style routes serving major corridors in the Seattle metropolitan area.
-
D.
Everett Transit
Everett Transit is the public bus transportation agency serving the city of Everett in Washington State.
-
E.
Redmond Transit Center
Redmond Transit Center is a major public transportation hub in Redmond, Washington, serving as a central point for local and regional bus connections.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
ballot measure
ⓘ
public transportation funding package ⓘ transit expansion plan ⓘ |
| appliesTo |
Puget Sound region
ⓘ
Seattle metropolitan area ⓘ |
| beneficiary |
commuters in Seattle metropolitan area
ⓘ
regional transit riders ⓘ |
| brandNameOfAgency | Sound Transit ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| followedBy | Sound Transit 3 ⓘ |
| follows | Sound Move ⓘ |
| fundingSourceIncludes |
federal grants
ⓘ
motor vehicle excise tax ⓘ sales tax ⓘ |
| geographicFocus |
central Puget Sound
ⓘ
linked to:
Puget Sound region
|
| goal |
improve regional mobility
ⓘ
reduce traffic congestion ⓘ support regional growth management plans ⓘ |
| governingBody | Sound Transit Board of Directors ⓘ |
| includesComponent |
park-and-ride facilities
ⓘ
rail maintenance facilities ⓘ transit centers ⓘ |
| includesMode |
bus rapid transit-like services
ⓘ
fixed-guideway transit ⓘ |
| includesProjectType |
commuter rail improvements
ⓘ
light rail extensions ⓘ regional bus service expansion ⓘ |
| legalNameOfAgency | Central Puget Sound Regional Transit Authority ⓘ |
| modeIncludes |
commuter rail
ⓘ
light rail ⓘ regional express bus ⓘ |
| operator | Sound Transit ⓘ |
| partOf |
Sound Transit capital program
ⓘ
linked to:
Sound Transit
|
| planningAgency | Central Puget Sound Regional Transit Authority ⓘ |
| purpose |
expand regional high-capacity transit
ⓘ
fund construction of new transit infrastructure ⓘ increase transit capacity in Puget Sound ⓘ |
| regionServed |
King County, Washington
ⓘ
linked to:
King County
Pierce County, Washington ⓘ
linked to:
Pierce County
Snohomish County, Washington ⓘ
linked to:
Snohomish County
|
| scope | multi-decade capital investment program ⓘ |
| serviceBrandIncludes |
Link light rail
ⓘ
ST Express bus ⓘ Sounder commuter rail ⓘ |
| state | Washington ⓘ |
| transportationSector | public transit ⓘ |
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: Sound Transit 2 Description of subject: Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sound Transit 2