Norfolk Southern Railway main line
E581822
The Norfolk Southern Railway main line is a major freight and passenger rail corridor in the eastern United States operated by Norfolk Southern Railway.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T6298127 — 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.
Target entity: Norfolk Southern Railway main line Context triple: [Salisbury Amtrak station, railwayLine, Norfolk Southern Railway main line]
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A.
Burlington Northern Santa Fe Railway main line
The Burlington Northern Santa Fe Railway main line is a major transcontinental freight rail corridor in the United States that carries heavy rail traffic across key western routes, including the desert region near Needles, California.
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B.
CSX railroad line
The CSX railroad line is a freight rail route operated by CSX Transportation that serves as a key corridor for moving goods through Columbiana, Alabama and the surrounding region.
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C.
Norfolk Southern Southern Tier Line
The Norfolk Southern Southern Tier Line is a freight rail corridor in New York State that also hosts Metro-North’s Port Jervis Line commuter service.
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D.
Northern Main Line
The Northern Main Line is a major Swedish railway route that runs through central and northern Sweden, connecting Stockholm with key inland and northern regions.
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E.
New York Central Railroad main line
The New York Central Railroad main line, famously known as the Water Level Route, was a major U.S. rail corridor connecting the Midwest to the East Coast along relatively flat terrain that followed river valleys and the Great Lakes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Norfolk Southern Railway main line Target entity description: The Norfolk Southern Railway main line is a major freight and passenger rail corridor in the eastern United States operated by Norfolk Southern Railway.
-
A.
Burlington Northern Santa Fe Railway main line
The Burlington Northern Santa Fe Railway main line is a major transcontinental freight rail corridor in the United States that carries heavy rail traffic across key western routes, including the desert region near Needles, California.
-
B.
CSX railroad line
The CSX railroad line is a freight rail route operated by CSX Transportation that serves as a key corridor for moving goods through Columbiana, Alabama and the surrounding region.
-
C.
Norfolk Southern Southern Tier Line
The Norfolk Southern Southern Tier Line is a freight rail corridor in New York State that also hosts Metro-North’s Port Jervis Line commuter service.
-
D.
Northern Main Line
The Northern Main Line is a major Swedish railway route that runs through central and northern Sweden, connecting Stockholm with key inland and northern regions.
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E.
New York Central Railroad main line
The New York Central Railroad main line, famously known as the Water Level Route, was a major U.S. rail corridor connecting the Midwest to the East Coast along relatively flat terrain that followed river valleys and the Great Lakes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
freight rail corridor
ⓘ
passenger rail corridor ⓘ railway line ⓘ |
| belongsToCorridor |
major East–West freight corridors in the U.S.
ⓘ
major North–South freight corridors in the U.S. ⓘ |
| compliesWith | U.S. railroad safety regulations ⓘ |
| connects |
industrial customers
ⓘ
intermodal terminals ⓘ major freight yards ⓘ port facilities ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | mostly non-electrified ⓘ |
| gauge | standard gauge ⓘ |
| hasInfrastructure |
bridges
ⓘ
grade crossings ⓘ signal systems ⓘ tunnels ⓘ |
| hasTrafficType |
automotive traffic
ⓘ
intermodal freight ⓘ mixed freight ⓘ passenger trains operated by Amtrak ⓘ unit coal trains ⓘ |
| historicalOrigin |
former Norfolk and Western Railway routes
ⓘ
former Southern Railway routes ⓘ |
| infrastructureType |
double-track (on many segments)
ⓘ
single-track with passing sidings (on some segments) ⓘ |
| interchangesWith |
CSX Transportation (at multiple junctions)
NERFINISHED
ⓘ
regional railroads ⓘ short line railroads ⓘ |
| isBackboneOf | Norfolk Southern east-of-Mississippi operations NERFINISHED ⓘ |
| locatedIn | eastern United States NERFINISHED ⓘ |
| operator | Norfolk Southern Railway NERFINISHED ⓘ |
| ownedBy | Norfolk Southern Corporation NERFINISHED ⓘ |
| partOf | Norfolk Southern Railway network NERFINISHED ⓘ |
| regionServed |
Mid-Atlantic states
ⓘ
surface form:
Mid-Atlantic United States
Midwestern United States ⓘ Southern United States ⓘ
surface form:
Southeastern United States
|
| regulatingAuthority | Federal Railroad Administration NERFINISHED ⓘ |
| safetySystem | Positive Train Control (on many segments) ⓘ |
| supportsService |
Amtrak long-distance routes (on some segments)
ⓘ
Amtrak state-supported routes (on some segments) ⓘ local freight service ⓘ long-distance freight trains ⓘ |
| trackType | heavy rail ⓘ |
| trafficControl | Centralized Traffic Control ⓘ |
| usedFor |
freight transportation
ⓘ
passenger transportation ⓘ |
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.
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.
Subject: Norfolk Southern Railway main line Description of subject: The Norfolk Southern Railway main line is a major freight and passenger rail corridor in the eastern United States operated by Norfolk Southern Railway.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.