New Jersey–Delaware border
E783406
The New Jersey–Delaware border is the state boundary running along the lower Delaware River and Bay, separating New Jersey from Delaware and intersected by major crossings such as the Delaware Memorial Bridge.
All labels observed (2)
| Label | Occurrences |
|---|---|
| New Jersey–Delaware border canonical | 2 |
| Delaware state line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9203593 — 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: New Jersey–Delaware border Context triple: [Delaware Memorial Bridge, isOnRoute, New Jersey–Delaware border]
-
A.
Pennsylvania–Delaware border
The Pennsylvania–Delaware border is the state line separating Pennsylvania and Delaware, historically notable for its role in colonial boundary disputes and its distinctive arc-shaped segment centered on New Castle.
-
B.
New York–New Jersey border
The New York–New Jersey border is the state line separating New York and New Jersey, running through the New York metropolitan region and delineating jurisdiction between the two states.
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C.
Pennsylvania–New Jersey state line
The Pennsylvania–New Jersey state line is the interstate boundary separating Pennsylvania and New Jersey, largely following the course of the Delaware River and crossed by numerous roads and rail lines.
-
D.
Pennsylvania–New York border
The Pennsylvania–New York border is the interstate boundary separating the U.S. states of Pennsylvania and New York, running largely east–west across the northern edge of Pennsylvania.
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E.
Pennsylvania border
The Pennsylvania border is the state boundary line separating Pennsylvania from its neighboring states, including West Virginia near Wheeling.
- 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: New Jersey–Delaware border Target entity description: The New Jersey–Delaware border is the state boundary running along the lower Delaware River and Bay, separating New Jersey from Delaware and intersected by major crossings such as the Delaware Memorial Bridge.
-
A.
Pennsylvania–Delaware border
The Pennsylvania–Delaware border is the state line separating Pennsylvania and Delaware, historically notable for its role in colonial boundary disputes and its distinctive arc-shaped segment centered on New Castle.
-
B.
New York–New Jersey border
The New York–New Jersey border is the state line separating New York and New Jersey, running through the New York metropolitan region and delineating jurisdiction between the two states.
-
C.
Pennsylvania–New Jersey state line
The Pennsylvania–New Jersey state line is the interstate boundary separating Pennsylvania and New Jersey, largely following the course of the Delaware River and crossed by numerous roads and rail lines.
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D.
Pennsylvania–New York border
The Pennsylvania–New York border is the interstate boundary separating the U.S. states of Pennsylvania and New York, running largely east–west across the northern edge of Pennsylvania.
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E.
Pennsylvania border
The Pennsylvania border is the state boundary line separating Pennsylvania from its neighboring states, including West Virginia near Wheeling.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
interstate border
ⓘ
state boundary ⓘ |
| adjacentWaterBody | Atlantic Ocean via Delaware Bay ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crossedBy |
Commodore Barry Bridge
ⓘ
Delaware Memorial Bridge ⓘ Delaware River–Turnpike Toll Bridge ⓘ
linked to:
I-276 Delaware River–Turnpike Toll Bridge
Salem Nuclear Power Plant transmission crossings ⓘ |
| definedBy |
Twelve-Mile Circle around New Castle, Delaware
ⓘ
colonial charters of Delaware and New Jersey ⓘ |
| follows |
Delaware Bay
ⓘ
Delaware River ⓘ |
| governedBy | interstate compacts and U.S. Supreme Court decrees ⓘ |
| hasDispute | New Jersey–Delaware territorial waters dispute ⓘ |
| hasSectionType |
maritime boundary
ⓘ
river boundary ⓘ |
| highestCourtCase |
New Jersey v. Delaware (1934)
ⓘ
New Jersey v. Delaware (2008) ⓘ |
| historicalOrigin | 17th-century colonial grants and agreements ⓘ |
| jurisdictionFeature | gives Delaware sovereignty over most of the Delaware River up to the New Jersey low-water mark within the Twelve-Mile Circle ⓘ |
| legalStatus | recognized state boundary under U.S. federal law ⓘ |
| lengthApprox | about 40 miles along the lower Delaware River and Bay ⓘ |
| locatedIn |
Mid-Atlantic region of the United States
ⓘ
linked to:
Mid-Atlantic states
|
| notableFeature |
includes an arc-shaped portion defined by the Twelve-Mile Circle
ⓘ
results in Delaware owning some riverbed adjacent to New Jersey’s shore ⓘ |
| partOf |
borders of Delaware
ⓘ
borders of New Jersey ⓘ |
| passesNear |
New Castle County, Delaware
ⓘ
Pennsville Township, New Jersey ⓘ Salem County, New Jersey ⓘ
linked to:
Salem County
Wilmington, Delaware ⓘ |
| regulates | interstate water use on the lower Delaware River ⓘ |
| separates |
Delaware
ⓘ
New Jersey ⓘ
linked to:
New Jersey, United States
|
| usedFor |
state jurisdiction over criminal law enforcement
ⓘ
state jurisdiction over environmental regulation ⓘ state jurisdiction over taxation ⓘ |
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: New Jersey–Delaware border Description of subject: The New Jersey–Delaware border is the state boundary running along the lower Delaware River and Bay, separating New Jersey from Delaware and intersected by major crossings such as the Delaware Memorial Bridge.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: New Jersey–Delaware border