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
ⓘ
linked to:
United States of America
|
| directionalDesignation |
Cardinal eastbound
ⓘ
Cardinal westbound ⓘ |
| electrification | partially electrified route ⓘ |
| endStation | Chicago Union Station ⓘ |
| frequency | tri-weekly ⓘ |
| majorStop |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
Charleston, West Virginia ⓘ Charlottesville, Virginia ⓘ Chicago, Illinois ⓘ
linked to:
Chicago
Cincinnati, Ohio ⓘ
linked to:
Cincinnati, Ohio, United States
Huntington, West Virginia ⓘ Indianapolis, Indiana ⓘ
linked to:
Indianapolis
Lafayette, Indiana ⓘ Newark, New Jersey ⓘ
linked to:
Newark
Philadelphia, Pennsylvania ⓘ
linked to:
Philadelphia
Washington Union Station ⓘ
linked to:
Union Station
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 ⓘ
linked to:
New River Gorge National Park and Preserve
Ohio River Valley ⓘ
linked to:
Ohio River basin
|
| serviceType |
intercity rail
ⓘ
overnight train ⓘ |
| startStation |
New York Penn Station
ⓘ
linked to:
Penn Station (New York City)
|
| ticketingSystem | Amtrak reservation system ⓘ |
| usesLocomotiveType |
GE P42DC (non-electrified segments)
ⓘ
Siemens ACS-64 (electrified segments) ⓘ
linked to:
Siemens ACS-64
|
| usesRollingStockType |
Amfleet café car
ⓘ
linked to:
Amfleet cafe car
Amfleet coaches ⓘ
linked to:
Amfleet railcar family
Viewliner baggage-dorm cars ⓘ
linked to:
Viewliner baggage-dormitory cars
Viewliner sleeping cars ⓘ |
| via |
Charlottesville, Virginia
ⓘ
Cincinnati, Ohio ⓘ
linked to:
Cincinnati, Ohio, United States
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.
linked to: Amtrak Cardinal