New York–St. Louis route
E20612
The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
All labels observed (3)
| Label | Occurrences |
|---|---|
| New York–St. Louis | 1 |
| New York–St. Louis route canonical | 1 |
| Pennsylvania Railroad main line between New York and St. Louis | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T164750 — 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: New York–St. Louis route Context triple: [Pennsylvania Railroad, notableRoute, New York–St. Louis route]
-
A.
Pittsburgh–Chicago route
The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
-
B.
Main Line (Philadelphia to Pittsburgh)
Main Line (Philadelphia to Pittsburgh) was a major east–west rail corridor across Pennsylvania that formed the core route linking Philadelphia and Pittsburgh and became central to the state’s transportation and economic development.
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C.
Heart of America
Heart of America is a nickname for Kansas City, Missouri, highlighting its central location and cultural significance in the United States.
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D.
Amtrak Empire Corridor
The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
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E.
Pittsburgh, Cincinnati, Chicago and St. Louis Railroad
The Pittsburgh, Cincinnati, Chicago and St. Louis Railroad was a major Midwestern and Mid-Atlantic rail system that formed a key part of the Pennsylvania Railroad’s network, linking important industrial cities across the region.
- 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: New York–St. Louis route Target entity description: The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
-
A.
Pittsburgh–Chicago route
The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
-
B.
Main Line (Philadelphia to Pittsburgh)
Main Line (Philadelphia to Pittsburgh) was a major east–west rail corridor across Pennsylvania that formed the core route linking Philadelphia and Pittsburgh and became central to the state’s transportation and economic development.
-
C.
Heart of America
Heart of America is a nickname for Kansas City, Missouri, highlighting its central location and cultural significance in the United States.
-
D.
Amtrak Empire Corridor
The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
-
E.
Pittsburgh, Cincinnati, Chicago and St. Louis Railroad
The Pittsburgh, Cincinnati, Chicago and St. Louis Railroad was a major Midwestern and Mid-Atlantic rail system that formed a key part of the Pennsylvania Railroad’s network, linking important industrial cities across the region.
- F. None of above. chosen
Statements (12)
| Predicate | Object |
|---|---|
| instanceOf |
intercity rail route
ⓘ
rail corridor ⓘ |
| connectsCity |
New York City
ⓘ
St. Louis, Missouri, United States ⓘ
surface form:
St. Louis
|
| connectsRegion |
East Coast of the United States
ⓘ
Midwestern United States ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| significance | major intercity corridor ⓘ |
| status | historical route ⓘ |
| transportMode | rail ⓘ |
| usedFor |
freight rail transport
ⓘ
passenger rail transport ⓘ |
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: New York–St. Louis route Description of subject: The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Pennsylvania Railroad
this entity surface form:
Pennsylvania Railroad main line between New York and St. Louis
this entity surface form:
New York–St. Louis