Main Line (NJ Transit)
E265327
Main Line (NJ Transit) is a commuter rail line in northern New Jersey operated by NJ Transit, providing passenger service between Hoboken Terminal and various suburban communities and interconnecting with other regional lines.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Main Line (NJ Transit) canonical | 6 |
| NJ Transit Main Line (operationally via Port Jervis Line) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2419605 — 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: Main Line (NJ Transit) Context triple: [Bergen County Line, connectsTo, Main Line (NJ Transit)]
-
A.
Northeast Corridor Line (NJ Transit)
The Northeast Corridor Line (NJ Transit) is a major commuter rail line in New Jersey that runs along Amtrak’s Northeast Corridor, connecting Trenton and New York City with numerous intermediate stops.
-
B.
Montclair-Boonton Line
The Montclair-Boonton Line is a commuter rail line in northern New Jersey that provides NJ Transit service between New York City/Newark and suburban communities in Essex, Morris, and Passaic counties.
-
C.
Morristown Line
The Morristown Line is a New Jersey Transit commuter rail route serving towns between Hoboken/New York and western New Jersey, including Morristown.
-
D.
Raritan Valley Line
The Raritan Valley Line is a commuter rail line in New Jersey that provides NJ Transit service between central New Jersey communities and the New York City metropolitan area.
-
E.
Newark–World Trade Center line
The Newark–World Trade Center line is a PATH rapid transit service connecting Newark, New Jersey, with Lower Manhattan in New York City.
- 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: Main Line (NJ Transit) Target entity description: Main Line (NJ Transit) is a commuter rail line in northern New Jersey operated by NJ Transit, providing passenger service between Hoboken Terminal and various suburban communities and interconnecting with other regional lines.
-
A.
Northeast Corridor Line (NJ Transit)
The Northeast Corridor Line (NJ Transit) is a major commuter rail line in New Jersey that runs along Amtrak’s Northeast Corridor, connecting Trenton and New York City with numerous intermediate stops.
-
B.
Montclair-Boonton Line
The Montclair-Boonton Line is a commuter rail line in northern New Jersey that provides NJ Transit service between New York City/Newark and suburban communities in Essex, Morris, and Passaic counties.
-
C.
Morristown Line
The Morristown Line is a New Jersey Transit commuter rail route serving towns between Hoboken/New York and western New Jersey, including Morristown.
-
D.
Raritan Valley Line
The Raritan Valley Line is a commuter rail line in New Jersey that provides NJ Transit service between central New Jersey communities and the New York City metropolitan area.
-
E.
Newark–World Trade Center line
The Newark–World Trade Center line is a PATH rapid transit service connecting Newark, New Jersey, with Lower Manhattan in New York City.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
passenger rail line ⓘ |
| allowsTransferTo |
Secaucus Junction
ⓘ
surface form:
Amtrak Northeast Corridor at Secaucus Junction
|
| connects |
North Hudson, New Jersey
ⓘ
surface form:
Hoboken with suburban communities in northern New Jersey
|
| connectsTo |
Bergen County Line
ⓘ
Meadowlands Rail Line at Secaucus Junction ⓘ Montclair-Boonton Line ⓘ Morris & Essex Lines ⓘ North Jersey Coast Line ⓘ Northeast Corridor Line (NJ Transit) ⓘ
surface form:
Northeast Corridor Line
Pascack Valley Line ⓘ Raritan Valley Line ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | not electrified ⓘ |
| fareSystem | zone-based fare system ⓘ |
| governingBody |
NJ Transit
ⓘ
surface form:
New Jersey Transit Corporation
|
| hasServicePattern |
off-peak local service
ⓘ
peak-direction commuter service ⓘ |
| historicalPredecessor |
Erie Lackawanna Railway
ⓘ
Erie Railroad Main Line ⓘ |
| interchangesWith |
Hudson–Bergen Light Rail
ⓘ
surface form:
Hudson-Bergen Light Rail via Hoboken Terminal
NY Waterway ferries at Hoboken Terminal ⓘ PATH at Hoboken Terminal ⓘ |
| locatedIn |
New Jersey, United States
ⓘ
surface form:
New Jersey
northern New Jersey ⓘ |
| operator | NJ Transit ⓘ |
| owner | NJ Transit ⓘ |
| partOf |
NJ Transit
ⓘ
surface form:
NJ Transit Rail Operations
|
| primaryHub | Secaucus Junction ⓘ |
| primaryPurpose | suburban commuter service ⓘ |
| railSystem |
Trans-Hudson rail network
ⓘ
surface form:
North Jersey rail network
|
| region | New York metropolitan area ⓘ |
| safetySystem | Positive Train Control ⓘ |
| serves |
Bergen County, New Jersey
ⓘ
surface form:
Bergen County
Essex County ⓘ Hudson County, New Jersey ⓘ
surface form:
Hudson County
Passaic County, New Jersey ⓘ
surface form:
Passaic County
|
| serviceType | commuter rail ⓘ |
| startPoint | Hoboken Terminal ⓘ |
| terminus | Hoboken Terminal ⓘ |
| ticketing |
NJ Transit mobile ticketing app
ⓘ
paper tickets ⓘ |
| trackGauge | standard gauge ⓘ |
| usesRollingStock |
diesel locomotives
ⓘ
push–pull coaches ⓘ |
| usesSignaling |
cab signals
ⓘ
wayside signals ⓘ |
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: Main Line (NJ Transit) Description of subject: Main Line (NJ Transit) is a commuter rail line in northern New Jersey operated by NJ Transit, providing passenger service between Hoboken Terminal and various suburban communities and interconnecting with other regional lines.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Pascack Valley Line
this entity surface form:
NJ Transit Main Line (operationally via Port Jervis Line)