Amtrak Cardinal
E322741
Amtrak Cardinal is a long-distance passenger train operated by Amtrak that runs between New York City and Chicago via Washington, D.C., Charlottesville, and Cincinnati, offering scenic views through the Appalachian Mountains.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Amtrak Cardinal canonical | 8 |
| Amtrak Cardinal line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2824328 — 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 Cardinal Context triple: [Newark Penn Station, serves, Amtrak Cardinal]
-
A.
Amtrak Crescent
Amtrak Crescent is a long-distance passenger train operated by Amtrak that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
-
B.
Amtrak Silver Star
Amtrak Silver Star is a long-distance passenger train operated by Amtrak that runs between New York City and Miami, serving major cities along the U.S. East Coast.
-
C.
Amtrak Silver Meteor
The Amtrak Silver Meteor is a long-distance passenger train that operates daily between New York City and Miami as part of Amtrak’s Silver Service.
-
D.
Amtrak Texas Eagle
Amtrak Texas Eagle is a long-distance passenger train route in the United States that runs between Chicago and San Antonio, with through-cars continuing to Los Angeles via the Sunset Limited.
-
E.
Amtrak Pennsylvanian
Amtrak Pennsylvanian is a daily intercity passenger train operated by Amtrak between New York City and Pittsburgh, Pennsylvania, via Philadelphia and Harrisburg.
- 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 Cardinal Target entity description: Amtrak Cardinal is a long-distance passenger train operated by Amtrak that runs between New York City and Chicago via Washington, D.C., Charlottesville, and Cincinnati, offering scenic views through the Appalachian Mountains.
-
A.
Amtrak Crescent
Amtrak Crescent is a long-distance passenger train operated by Amtrak that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
-
B.
Amtrak Silver Star
Amtrak Silver Star is a long-distance passenger train operated by Amtrak that runs between New York City and Miami, serving major cities along the U.S. East Coast.
-
C.
Amtrak Silver Meteor
The Amtrak Silver Meteor is a long-distance passenger train that operates daily between New York City and Miami as part of Amtrak’s Silver Service.
-
D.
Amtrak Texas Eagle
Amtrak Texas Eagle is a long-distance passenger train route in the United States that runs between Chicago and San Antonio, with through-cars continuing to Los Angeles via the Sunset Limited.
-
E.
Amtrak Pennsylvanian
Amtrak Pennsylvanian is a daily intercity passenger train operated by Amtrak between New York City and Pittsburgh, Pennsylvania, via Philadelphia and Harrisburg.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
long-distance train
ⓘ
passenger train service ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| directionalDesignation |
Cardinal eastbound
ⓘ
Cardinal westbound ⓘ |
| electrification | partially electrified route ⓘ |
| endStation | Chicago Union Station ⓘ |
| frequency | tri-weekly ⓘ |
| majorStop |
Baltimore, Maryland, United States
ⓘ
surface form:
Baltimore, Maryland
Charleston, West Virginia ⓘ Charlottesville, Virginia ⓘ Chicago ⓘ
surface form:
Chicago, Illinois
Cincinnati, Ohio, United States ⓘ
surface form:
Cincinnati, Ohio
Huntington, West Virginia ⓘ Indianapolis ⓘ
surface form:
Indianapolis, Indiana
Lafayette, Indiana ⓘ Newark ⓘ
surface form:
Newark, New Jersey
Philadelphia ⓘ
surface form:
Philadelphia, Pennsylvania
Union Station ⓘ
surface form:
Washington Union Station
White Sulphur Springs, West Virginia, United States ⓘ
surface form:
White Sulphur Springs, West Virginia
|
| nameOrigin | named after the state bird of several states along its route ⓘ |
| offers |
business class (on some segments)
ⓘ
café car service ⓘ coach class ⓘ dining car service ⓘ sleeper accommodations ⓘ |
| operator | Amtrak ⓘ |
| operatorLanguage | English ⓘ |
| operatorPredecessor | Chesapeake and Ohio Railway ⓘ |
| ownerOfRollingStock | Amtrak ⓘ |
| railGauge | standard gauge ⓘ |
| railwayLineUsed |
Buckingham Branch Railroad
ⓘ
CSX Transportation lines ⓘ Norfolk Southern Railway lines ⓘ Northeast Corridor ⓘ |
| routeEnd | Chicago ⓘ |
| routeStart | New York City ⓘ |
| scenicRouteFeature |
Appalachian Mountains
ⓘ
Blue Ridge Mountains ⓘ New River Gorge National Park and Preserve ⓘ
surface form:
New River Gorge
Ohio River basin ⓘ
surface form:
Ohio River Valley
|
| serviceType |
intercity rail
ⓘ
overnight train ⓘ |
| startStation |
Penn Station (New York City)
ⓘ
surface form:
New York Penn Station
|
| ticketingSystem | Amtrak reservation system ⓘ |
| usesLocomotiveType |
GE P42DC (on non-electrified segments historically)
ⓘ
surface form:
GE P42DC (non-electrified segments)
Siemens ACS-64 ⓘ
surface form:
Siemens ACS-64 (electrified segments)
|
| usesRollingStockType |
Amfleet cafe car
ⓘ
surface form:
Amfleet café car
Amfleet railcar family ⓘ
surface form:
Amfleet coaches
Viewliner baggage-dormitory cars ⓘ
surface form:
Viewliner baggage-dorm cars
Viewliner sleeping cars ⓘ |
| via |
Charlottesville, Virginia
ⓘ
Cincinnati, Ohio, United States ⓘ
surface form:
Cincinnati, Ohio
Washington, D.C. ⓘ |
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 Cardinal Description of subject: Amtrak Cardinal is a long-distance passenger train operated by Amtrak that runs between New York City and Chicago via Washington, D.C., Charlottesville, and Cincinnati, offering scenic views through the Appalachian Mountains.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Amtrak Cardinal line