CSX Trenton Subdivision
E174050
The CSX Trenton Subdivision is a freight rail line in the northeastern United States operated by CSX Transportation, forming part of a major corridor between Philadelphia and North Jersey.
All labels observed (2)
| Label | Occurrences |
|---|---|
| CSX Trenton Subdivision canonical | 1 |
| CSX Trenton Subdivision (passenger trackage rights) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1475087 — 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: CSX Trenton Subdivision Context triple: [West Trenton Line, usesCorridor, CSX Trenton Subdivision]
-
A.
CSX Capital Subdivision
CSX Capital Subdivision is a CSX Transportation rail line in Maryland that serves as a key freight and commuter corridor between Washington, D.C., and Baltimore.
-
B.
CSX RF&P Subdivision
The CSX RF&P Subdivision is a major CSX Transportation rail line in Virginia that forms part of the busy freight and passenger corridor linking Washington, D.C. with Richmond and points south.
-
C.
West Trenton Line
The West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA's Regional Rail network.
-
D.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
E.
North Jersey Coast Line
The North Jersey Coast Line is a commuter rail line in New Jersey that runs between New York City/Newark and the Jersey Shore, serving numerous coastal communities.
- 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: CSX Trenton Subdivision Target entity description: The CSX Trenton Subdivision is a freight rail line in the northeastern United States operated by CSX Transportation, forming part of a major corridor between Philadelphia and North Jersey.
-
A.
CSX Capital Subdivision
CSX Capital Subdivision is a CSX Transportation rail line in Maryland that serves as a key freight and commuter corridor between Washington, D.C., and Baltimore.
-
B.
CSX RF&P Subdivision
The CSX RF&P Subdivision is a major CSX Transportation rail line in Virginia that forms part of the busy freight and passenger corridor linking Washington, D.C. with Richmond and points south.
-
C.
West Trenton Line
The West Trenton Line is a commuter rail service in the Philadelphia region that connects Center City to West Trenton, New Jersey, as part of SEPTA's Regional Rail network.
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D.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
E.
North Jersey Coast Line
The North Jersey Coast Line is a commuter rail line in New Jersey that runs between New York City/Newark and the Jersey Shore, serving numerous coastal communities.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
freight rail line
ⓘ
railway line ⓘ |
| belongsTo |
CSX Transportation
ⓘ
surface form:
CSX Northern region (operationally)
|
| connectsTo |
North Jersey
ⓘ
surface form:
North Jersey region
Philadelphia metropolitan area ⓘ
surface form:
Philadelphia region
|
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | not electrified ⓘ |
| formsPartOf | freight corridor between Philadelphia and North Jersey ⓘ |
| hasFunction | link Mid-Atlantic ports and terminals ⓘ |
| locatedIn |
New Jersey, United States
ⓘ
surface form:
New Jersey
Northeastern United States ⓘ Pennsylvania ⓘ |
| operator | CSX Transportation ⓘ |
| owner | CSX Transportation ⓘ |
| partOf | CSX Transportation network ⓘ |
| primaryUse | freight transportation ⓘ |
| railGauge | standard gauge ⓘ |
| railNetworkRole | major north–south freight corridor ⓘ |
| railroadCompanyType | Class I railroad operator ⓘ |
| regionServed |
North Jersey
ⓘ
Philadelphia metropolitan area ⓘ |
| trackUsage | heavy freight traffic ⓘ |
| trafficType |
intermodal freight
ⓘ
manifest freight ⓘ unit trains ⓘ |
| transportMode | rail ⓘ |
| usedFor |
local freight service
ⓘ
through freight movements ⓘ |
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: CSX Trenton Subdivision Description of subject: The CSX Trenton Subdivision is a freight rail line in the northeastern United States operated by CSX Transportation, forming part of a major corridor between Philadelphia and North Jersey.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CSX Trenton Subdivision (passenger trackage rights)