Richford Subdivision
E1017242
Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Richford Subdivision canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13040571 — 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: Richford Subdivision Context triple: [New England Central Railroad, hasSubdivision, Richford Subdivision]
-
A.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
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B.
Mohawk Subdivision
The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
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C.
Niagara Subdivision
The Niagara Subdivision is a key railroad line in New York State that carries passenger trains, including Amtrak’s Empire Service, between the Buffalo–Niagara region and points east.
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D.
Syracuse Terminal Subdivision
The Syracuse Terminal Subdivision is a railroad line in the Syracuse, New York area that serves as a key terminal and junction segment within the regional rail network.
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E.
Ronkonkoma Branch
The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
- 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: Richford Subdivision Target entity description: Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
-
A.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
-
B.
Mohawk Subdivision
The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
-
C.
Niagara Subdivision
The Niagara Subdivision is a key railroad line in New York State that carries passenger trains, including Amtrak’s Empire Service, between the Buffalo–Niagara region and points east.
-
D.
Syracuse Terminal Subdivision
The Syracuse Terminal Subdivision is a railroad line in the Syracuse, New York area that serves as a key terminal and junction segment within the regional rail network.
-
E.
Ronkonkoma Branch
The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf |
rail line
ⓘ
railroad subdivision ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| locatedIn | northern New England ⓘ |
| operator | New England Central Railroad NERFINISHED ⓘ |
| partOf | New England Central Railroad network NERFINISHED ⓘ |
| primaryUse | freight transportation ⓘ |
| railGauge | standard gauge ⓘ |
| railwayType | freight rail line ⓘ |
| regionServed | New England ⓘ |
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: Richford Subdivision Description of subject: Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.