Panama Limited
E533774
Panama Limited was a famed luxury overnight passenger train that operated between Chicago and New Orleans on the Illinois Central Railroad.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Panama Limited canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5602734 — 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: Panama Limited Context triple: [Illinois Central Railroad, notablePassengerTrain, Panama Limited]
-
A.
Compagnie Universelle du Canal Interocéanique de Panama
Compagnie Universelle du Canal Interocéanique de Panama was the French company established in the late 19th century to construct a sea-level canal across the Isthmus of Panama under the leadership of Ferdinand de Lesseps, whose failure led to a major financial and political scandal.
-
B.
Aeromar
Aeromar is a Mexican regional airline that primarily operates domestic and short-haul international flights, with a major operational base in Mexico City.
-
C.
Tocumen S.A.
Tocumen S.A. is the state-owned company responsible for managing and operating Panama’s main air hub, Tocumen International Airport.
-
D.
River Company of the Caribbean
River Company of the Caribbean is the riverboat shipping firm in Gabriel García Márquez’s novel "Love in the Time of Cholera" that employs the protagonist Florentino Ariza.
-
E.
Evergreen Marine
Evergreen Marine is a major Taiwanese container shipping company known for operating one of the world’s largest fleets of container vessels.
- 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: Panama Limited Target entity description: Panama Limited was a famed luxury overnight passenger train that operated between Chicago and New Orleans on the Illinois Central Railroad.
-
A.
Compagnie Universelle du Canal Interocéanique de Panama
Compagnie Universelle du Canal Interocéanique de Panama was the French company established in the late 19th century to construct a sea-level canal across the Isthmus of Panama under the leadership of Ferdinand de Lesseps, whose failure led to a major financial and political scandal.
-
B.
Aeromar
Aeromar is a Mexican regional airline that primarily operates domestic and short-haul international flights, with a major operational base in Mexico City.
-
C.
Tocumen S.A.
Tocumen S.A. is the state-owned company responsible for managing and operating Panama’s main air hub, Tocumen International Airport.
-
D.
River Company of the Caribbean
River Company of the Caribbean is the riverboat shipping firm in Gabriel García Márquez’s novel "Love in the Time of Cholera" that employs the protagonist Florentino Ariza.
-
E.
Evergreen Marine
Evergreen Marine is a major Taiwanese container shipping company known for operating one of the world’s largest fleets of container vessels.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
named train
ⓘ
passenger train ⓘ |
| category |
Illinois Central Railroad passenger trains
ⓘ
named passenger trains of the United States ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| introduced | 1911 ⓘ |
| knownFor |
high level of on-board service
ⓘ
prestige flagship status on Illinois Central Railroad ⓘ |
| nameOrigin | Panama Canal ⓘ |
| notableFeature |
all-Pullman sleeping car consist for much of its history
ⓘ
dining car service ⓘ observation car ⓘ |
| operatedBy |
Illinois Central Railroad diesel locomotives (later years)
ⓘ
Illinois Central Railroad steam locomotives (early years) ⓘ |
| operator | Illinois Central Railroad ⓘ |
| primaryClassOfService | first class ⓘ |
| primaryMarket | Chicago–New Orleans overnight travel ⓘ |
| railGauge | standard gauge ⓘ |
| railroadLineUsed |
Illinois Central main line
ⓘ
linked to:
Illinois Central Railroad main line
|
| routeEnd |
New Orleans, Louisiana
ⓘ
linked to:
New Orleans, Louisiana, United States
|
| routeStart |
Chicago, Illinois
ⓘ
linked to:
Chicago
|
| servicePattern | daily service ⓘ |
| serviceType |
luxury train
ⓘ
overnight train ⓘ |
| trainNumber |
5
ⓘ
6 ⓘ |
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: Panama Limited Description of subject: Panama Limited was a famed luxury overnight passenger train that operated between Chicago and New Orleans on the Illinois Central Railroad.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.