Sound Transit Link light rail

E9533

light rail system public transportation system rapid transit system

Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.

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All labels observed (10)

Label	Occurrences
Sound Transit Link light rail canonical	14
Sound Transit Link light rail system	12
Sound Transit Link system	6
Sound Transit Link light rail network	3
Sound Transit Link fare system	2
Link light rail at Seattle–Tacoma International Airport	1
Seattle Link light rail	1
Sound Transit Link 1 Line	1
Sound Transit Link light rail lines	1
Sound Transit Link light rail stations	1

How this entity was disambiguated

This entity first appeared as the object of triple T81689 — 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 Link light rail
Context triple: [Seattle, transportationSystem, Sound Transit Link light rail]

A. TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
B. Portland Bureau of Transportation
The Portland Bureau of Transportation is the city agency responsible for planning, building, managing, and maintaining Portland, Oregon’s transportation infrastructure and services.
C. C-TRAN
C-TRAN is the public transit agency serving Clark County and the Vancouver, Washington area, providing bus and express services often coordinated with Portland’s TriMet system.
D. Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
E. Baltimore Light RailLink
Baltimore Light RailLink is a light rail transit system serving the Baltimore metropolitan area, connecting key locations including downtown Baltimore and Baltimore/Washington International Thurgood Marshall Airport.
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 Link light rail
Target entity description: Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.

A. TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
B. Portland Bureau of Transportation
The Portland Bureau of Transportation is the city agency responsible for planning, building, managing, and maintaining Portland, Oregon’s transportation infrastructure and services.
C. C-TRAN
C-TRAN is the public transit agency serving Clark County and the Vancouver, Washington area, providing bus and express services often coordinated with Portland’s TriMet system.
D. Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
E. Baltimore Light RailLink
Baltimore Light RailLink is a light rail transit system serving the Baltimore metropolitan area, connecting key locations including downtown Baltimore and Baltimore/Washington International Thurgood Marshall Airport.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	light rail system ⓘ public transportation system ⓘ rapid transit system ⓘ
brandName	Link light rail ⓘ
connectsTo	Angle Lake ⓘ Beacon Hill ⓘ Bellevue (via 2 Line) ⓘ Capitol Hill ⓘ Downtown Seattle ⓘ linked to: downtown Seattle Northgate ⓘ Rainier Valley ⓘ Redmond (via 2 Line) ⓘ SeaTac ⓘ Seattle–Tacoma International Airport ⓘ SoDo ⓘ Tukwila ⓘ University of Washington ⓘ
country	United States of America ⓘ
electrification	overhead catenary ⓘ
farePolicy	distance-based fares ⓘ
fareSystem	ORCA card ⓘ
hasPart	1 Line ⓘ 2 Line ⓘ T Line ⓘ
hasSection	at-grade track ⓘ elevated track ⓘ tunnel track ⓘ
inception	2009 ⓘ
openingDate	2009-07-18 ⓘ
operator	Sound Transit ⓘ
owner	Central Puget Sound Regional Transit Authority ⓘ linked to: Sound Transit
partOf	Sound Transit regional transit system ⓘ linked to: Sound Transit
planningProgram	Sound Transit 2 ⓘ linked to: Sound Transit Sound Transit 3 ⓘ linked to: Sound Transit
powerSupply	1500 V DC ⓘ
primaryCityServed	Seattle, Washington ⓘ linked to: Seattle, Washington, United States
primaryMode	grade-separated rail ⓘ
purpose	regional rapid transit for Central Puget Sound ⓘ
rollingStock	Kinkisharyo light rail vehicles ⓘ Siemens S700 light rail vehicles ⓘ
serves	King County, Washington ⓘ linked to: King County Pierce County, Washington ⓘ linked to: Pierce County Seattle ⓘ linked to: Seattle, Washington, United States Snohomish County, Washington ⓘ linked to: Snohomish County
serviceFrequency	frequent all-day service ⓘ
serviceType	high-capacity transit ⓘ
state	Washington ⓘ
trackGauge	standard gauge ⓘ
transitType	light rail ⓘ

How these facts were elicited

Referenced by (42)

Full triples — surface form annotated when it differs from this entity's canonical label.

Seattle → transportationSystem → Sound Transit Link light rail ⓘ

subject linked to: Seattle, Washington, United States

Port of Seattle → publicTransitAccess → Link light rail at Seattle–Tacoma International Airport ⓘ