Amtrak Cascades
E180103
Amtrak Cascades is a passenger rail service in the Pacific Northwest that operates between Eugene, Oregon and Vancouver, British Columbia, connecting major cities such as Portland and Seattle.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Amtrak Cascades canonical | 12 |
| Amtrak Cascades (via Everett Station) | 1 |
| Amtrak Mount Rainier service | 1 |
| Amtrak Pacific International service | 1 |
| The Columbia River Express | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1301637 — 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: Amtrak Cascades Context triple: [King Street Station, railwayLineServed, Amtrak Cascades]
-
A.
Amtrak California
Amtrak California is a state-supported intercity passenger rail program in California that oversees and brands several regional Amtrak routes, including the Capitol Corridor, San Joaquins, and Pacific Surfliner.
-
B.
Amtrak Capitol Corridor
Amtrak Capitol Corridor is a passenger rail service in Northern California that connects Sacramento, the San Francisco Bay Area, and San Jose with frequent, commuter-oriented trains.
-
C.
Amtrak Coast Starlight
The Amtrak Coast Starlight is a long-distance passenger train running between Seattle and Los Angeles, renowned for its scenic route along the West Coast of the United States.
-
D.
Amtrak Vermonter
Amtrak Vermonter is a daily intercity passenger train operated by Amtrak that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and into northern New England.
-
E.
Amtrak Keystone Service
Amtrak Keystone Service is a passenger rail service operated by Amtrak that runs primarily between New York City and Harrisburg, Pennsylvania, providing frequent regional connections along the Keystone Corridor.
- 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: Amtrak Cascades Target entity description: Amtrak Cascades is a passenger rail service in the Pacific Northwest that operates between Eugene, Oregon and Vancouver, British Columbia, connecting major cities such as Portland and Seattle.
-
A.
Amtrak California
Amtrak California is a state-supported intercity passenger rail program in California that oversees and brands several regional Amtrak routes, including the Capitol Corridor, San Joaquins, and Pacific Surfliner.
-
B.
Amtrak Capitol Corridor
Amtrak Capitol Corridor is a passenger rail service in Northern California that connects Sacramento, the San Francisco Bay Area, and San Jose with frequent, commuter-oriented trains.
-
C.
Amtrak Coast Starlight
The Amtrak Coast Starlight is a long-distance passenger train running between Seattle and Los Angeles, renowned for its scenic route along the West Coast of the United States.
-
D.
Amtrak Vermonter
Amtrak Vermonter is a daily intercity passenger train operated by Amtrak that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and into northern New England.
-
E.
Amtrak Keystone Service
Amtrak Keystone Service is a passenger rail service operated by Amtrak that runs primarily between New York City and Harrisburg, Pennsylvania, providing frequent regional connections along the Keystone Corridor.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
inter-city rail service
ⓘ
passenger rail service ⓘ |
| borderCrossing |
Canada–United States border
ⓘ
surface form:
United States–Canada border
|
| branding | Cascades ⓘ |
| country |
Canada
ⓘ
United States of America ⓘ
surface form:
United States
|
| customsAndImmigration | handled at Vancouver, British Columbia station ⓘ |
| fundedBy |
Amtrak
ⓘ
Oregon Department of Transportation ⓘ Washington State Department of Transportation ⓘ |
| introduced | 1990s ⓘ |
| namedAfter | Cascade Range ⓘ |
| notableFeature |
distinctive green and brown livery
ⓘ
scenic views of Puget Sound between Seattle and Everett ⓘ |
| onboardClass |
business class
ⓘ
coach class ⓘ |
| operator | Amtrak ⓘ |
| predecessor |
Amtrak Cascades
self-linksurface differs
ⓘ
surface form:
Amtrak Mount Rainier service
Amtrak Cascades self-linksurface differs ⓘ
surface form:
Amtrak Pacific International service
|
| primaryCorridor | Eugene–Portland–Seattle–Vancouver corridor ⓘ |
| regionServed | Pacific Northwest ⓘ |
| routeLength | approximately 467 miles between Eugene and Vancouver, BC ⓘ |
| servesCity |
Albany, Oregon
ⓘ
Bellingham, Washington ⓘ Centralia, Washington ⓘ Edmonds, Washington ⓘ Eugene, Oregon ⓘ Everett, Washington, United States ⓘ
surface form:
Everett, Washington
Kelso, Washington ⓘ Mount Vernon, Washington ⓘ Lacey, Washington ⓘ
surface form:
Olympia-Lacey, Washington
Portland, Oregon, United States ⓘ
surface form:
Portland, Oregon
Salem, Oregon ⓘ Seattle, Washington, United States ⓘ
surface form:
Seattle, Washington
Stanwood, Washington ⓘ Tacoma, Washington ⓘ Vancouver ⓘ
surface form:
Vancouver, British Columbia
Vancouver, Washington ⓘ |
| serviceFrequency |
less frequent service north of Seattle to Vancouver, British Columbia
ⓘ
less frequent service south of Portland to Eugene ⓘ multiple daily round trips between Portland and Seattle ⓘ |
| serviceType | corridor service ⓘ |
| terminus |
Eugene, Oregon
ⓘ
Vancouver ⓘ
surface form:
Vancouver, British Columbia
|
| ticketingSystem | Amtrak reservation system ⓘ |
| trackOwner |
BNSF Railway
ⓘ
Union Pacific Railroad ⓘ |
| usesRollingStockType |
Siemens Charger locomotive
ⓘ
surface form:
Siemens Charger locomotives
Talgo 350 ⓘ
surface form:
Talgo trainsets
|
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: Amtrak Cascades Description of subject: Amtrak Cascades is a passenger rail service in the Pacific Northwest that operates between Eugene, Oregon and Vancouver, British Columbia, connecting major cities such as Portland and Seattle.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
King Street Station
this entity surface form:
The Columbia River Express
this entity surface form:
Amtrak Mount Rainier service
this entity surface form:
Amtrak Pacific International service
this entity surface form:
Amtrak Cascades (via Everett Station)