Seaboard Coast Line Railroad
E36199
Seaboard Coast Line Railroad was a major Class I railroad in the southeastern United States, formed in 1967 and known for both freight operations and prominent passenger services before becoming part of CSX Transportation.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T271142 — 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: Seaboard Coast Line Railroad Context triple: [Silver Meteor, operatorSuccessorTo, Seaboard Coast Line Railroad]
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A.
Seaboard Air Line Railroad
Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
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B.
Western and Atlantic Railroad
The Western and Atlantic Railroad was a 19th-century U.S. rail line in Georgia that played a crucial role in the development of Atlanta as a major transportation hub.
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C.
Norfolk Southern Railway
Norfolk Southern Railway is a major U.S. freight railroad company operating an extensive rail network across the eastern United States.
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D.
Baltimore and Ohio Railroad
The Baltimore and Ohio Railroad was one of the earliest and most influential American railroads, playing a key role in the development of U.S. transportation and commerce in the 19th and early 20th centuries.
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E.
Philadelphia, Wilmington and Baltimore Railroad
The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
- 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: Seaboard Coast Line Railroad Target entity description: Seaboard Coast Line Railroad was a major Class I railroad in the southeastern United States, formed in 1967 and known for both freight operations and prominent passenger services before becoming part of CSX Transportation.
-
A.
Seaboard Air Line Railroad
Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
-
B.
Western and Atlantic Railroad
The Western and Atlantic Railroad was a 19th-century U.S. rail line in Georgia that played a crucial role in the development of Atlanta as a major transportation hub.
-
C.
Norfolk Southern Railway
Norfolk Southern Railway is a major U.S. freight railroad company operating an extensive rail network across the eastern United States.
-
D.
Baltimore and Ohio Railroad
The Baltimore and Ohio Railroad was one of the earliest and most influential American railroads, playing a key role in the development of U.S. transportation and commerce in the 19th and early 20th centuries.
-
E.
Philadelphia, Wilmington and Baltimore Railroad
The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
- F. None of above. chosen
Statements (52)
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: Seaboard Coast Line Railroad Description of subject: Seaboard Coast Line Railroad was a major Class I railroad in the southeastern United States, formed in 1967 and known for both freight operations and prominent passenger services before becoming part of CSX Transportation.
Referenced by (34)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Seaboard Coast Line Railroad (historical)
this entity surface form:
Seaboard System Railroad
Class I freight railroads in the United States
→
historicallyIncluded
→
Seaboard Coast Line Railroad
ⓘ
this entity surface form:
Seaboard System Railroad
this entity surface form:
Seaboard System Railroad
this entity surface form:
Seaboard System Railroad
this entity surface form:
Seaboard Coast Line Railroad passenger trains
Seaboard Coast Line Railroad
→
parentCompany
→
Seaboard Coast Line Railroad
self-linksurface differs
ⓘ
this entity surface form:
Seaboard Coast Line Industries
subject surface form:
Silver Meteor
subject surface form:
Silver Meteor
this entity surface form:
Amtrak–Seaboard Coast Line (transition period)
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
merged into Seaboard Coast Line Railroad
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
Seaboard Coast Line Industries
this entity surface form:
Seaboard Coast Line Industries