Amtrak Coast Starlight
E147522
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Amtrak Coast Starlight canonical | 11 |
| Amtrak Coast Starlight (via connecting trackage in the South Bay) | 1 |
| Coast Starlight route | 1 |
| Los Angeles–Seattle route of Coast Starlight | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1078134 — 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 Coast Starlight Context triple: [Superliner bi-level cars, usedOn, Amtrak Coast Starlight]
-
A.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
B.
California Zephyr
The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
-
C.
Amtrak Lake Shore Limited
Amtrak Lake Shore Limited is a long-distance passenger train service that runs between Chicago and the Northeastern United States, primarily serving New York City and Boston.
-
D.
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.
-
E.
Amtrak Ethan Allen Express
The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
- 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 Coast Starlight Target entity description: 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.
-
A.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
B.
California Zephyr
The California Zephyr is a long-distance passenger train route in the United States that runs through the Rocky Mountains and Sierra Nevada, often regarded as one of the most scenic rail journeys in North America.
-
C.
Amtrak Lake Shore Limited
Amtrak Lake Shore Limited is a long-distance passenger train service that runs between Chicago and the Northeastern United States, primarily serving New York City and Boston.
-
D.
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.
-
E.
Amtrak Ethan Allen Express
The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
long-distance train
ⓘ
passenger train service ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| distance | approximately 1377 miles ⓘ |
| electrification | none ⓘ |
| endPoint |
Los Angeles, California, United States of America
ⓘ
surface form:
Los Angeles, California
|
| formerName |
Coast Daylight
ⓘ
Starlight ⓘ |
| inception | 1971 ⓘ |
| journeyTime | approximately 35 hours ⓘ |
| knownFor |
scenic coastal views
ⓘ
views of Mount Shasta ⓘ views of the Cascade Range ⓘ views of the Pacific Ocean ⓘ |
| locomotiveUsed |
EMD F59PHI
ⓘ
GE P42DC ⓘ |
| offersClass |
business class
ⓘ
coach class ⓘ sleeper class ⓘ |
| offersService |
Superliner coach cars
ⓘ
Superliner bi-level cars ⓘ
surface form:
Superliner sleeping cars
dining car ⓘ sightseer lounge car ⓘ |
| operator | Amtrak ⓘ |
| ownerOfInfrastructure | none ⓘ |
| railwayLineUsed |
BNSF Railway
ⓘ
Union Pacific Railroad ⓘ |
| rollingStock | Amtrak Superliner ⓘ |
| routeThrough |
California, United States
ⓘ
surface form:
California
Eugene, Oregon ⓘ Klamath Falls ⓘ
surface form:
Klamath Falls, Oregon
Oakland ⓘ
surface form:
Oakland, California
Oregon ⓘ Portland ⓘ
surface form:
Portland, Oregon
City of Redding, California ⓘ
surface form:
Redding, California
Sacramento ⓘ
surface form:
Sacramento, California
Salinas ⓘ
surface form:
Salinas, California
San Jose ⓘ
surface form:
San Jose, California
San Luis Obispo ⓘ
surface form:
San Luis Obispo, California
Santa Barbara, California, United States ⓘ
surface form:
Santa Barbara, California
Ventura, California ⓘ Washington ⓘ |
| serviceType |
inter-city rail
ⓘ
overnight train ⓘ |
| startPoint |
Seattle, Washington, United States
ⓘ
surface form:
Seattle, Washington
|
| trackGauge | standard gauge ⓘ |
| usesRailNetwork |
BNSF Seattle Subdivision
ⓘ
surface form:
BNSF Seattle–Portland segment
Pacific Surfliner route ⓘ
surface form:
Pacific Surfliner Corridor (partial)
Coast Line ⓘ
surface form:
UP Coast Line (partial)
Shasta Route ⓘ
surface form:
UP Shasta Route (partial)
|
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 Coast Starlight Description of subject: 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.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Amtrak Coast Starlight (via connecting trackage in the South Bay)
this entity surface form:
Coast Starlight route
this entity surface form:
Los Angeles–Seattle route of Coast Starlight