New Hampshire–Massachusetts border
E395948
The New Hampshire–Massachusetts border is the state line in New England separating New Hampshire to the north from Massachusetts to the south, running from the Atlantic coast inland and passing through several towns and natural features.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T3866061 — 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 Hampshire–Massachusetts border Context triple: [Powwow River, crossesAdministrativeBoundary, New Hampshire–Massachusetts border]
-
A.
Massachusetts–Vermont border
The Massachusetts–Vermont border is the state line in New England that separates southern Vermont from northern Massachusetts, running through rural landscapes and near towns such as Bennington.
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B.
Maine–New Hampshire border
The Maine–New Hampshire border is the state boundary in the northeastern United States separating Maine and New Hampshire, much of it following the course of the Piscataqua River and other natural and surveyed lines.
-
C.
Vermont–New Hampshire border
The Vermont–New Hampshire border is the state line in northern New England that largely follows the Connecticut River, separating Vermont to the west from New Hampshire to the east.
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D.
New York–Massachusetts border
The New York–Massachusetts border is the state line separating New York and Massachusetts, running through rural areas, small towns, and parts of the Berkshire and Taconic mountain regions in the northeastern United States.
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E.
Maine–New Brunswick border
The Maine–New Brunswick border is the international boundary separating the U.S. state of Maine from the Canadian province of New Brunswick, running through rural areas, rivers, and several small 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: New Hampshire–Massachusetts border Target entity description: The New Hampshire–Massachusetts border is the state line in New England separating New Hampshire to the north from Massachusetts to the south, running from the Atlantic coast inland and passing through several towns and natural features.
-
A.
Massachusetts–Vermont border
The Massachusetts–Vermont border is the state line in New England that separates southern Vermont from northern Massachusetts, running through rural landscapes and near towns such as Bennington.
-
B.
Maine–New Hampshire border
The Maine–New Hampshire border is the state boundary in the northeastern United States separating Maine and New Hampshire, much of it following the course of the Piscataqua River and other natural and surveyed lines.
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C.
Vermont–New Hampshire border
The Vermont–New Hampshire border is the state line in northern New England that largely follows the Connecticut River, separating Vermont to the west from New Hampshire to the east.
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D.
New York–Massachusetts border
The New York–Massachusetts border is the state line separating New York and Massachusetts, running through rural areas, small towns, and parts of the Berkshire and Taconic mountain regions in the northeastern United States.
-
E.
Maine–New Brunswick border
The Maine–New Brunswick border is the international boundary separating the U.S. state of Maine from the Canadian province of New Brunswick, running through rural areas, rivers, and several small communities.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
internationally recognized internal boundary
ⓘ
state border ⓘ |
| adjacentTo |
Cheshire County, New Hampshire
ⓘ
Essex County, Massachusetts ⓘ Franklin County, Massachusetts ⓘ Hillsborough County, New Hampshire ⓘ Middlesex County, Massachusetts ⓘ Rockingham County, New Hampshire ⓘ Worcester County, Massachusetts ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| definedBy |
colonial charters
ⓘ
subsequent boundary surveys ⓘ |
| hasCoordinateBasis | line of latitude near 42 degrees north ⓘ |
| hasDirection |
east–west
ⓘ
northwest–southeast ⓘ |
| hasFeature |
river crossings
ⓘ
straight survey segments ⓘ |
| hasHistoricalDispute | border between Massachusetts Bay Colony and Province of New Hampshire ⓘ |
| hasLegalCase | Massachusetts v. New Hampshire ⓘ |
| languageOfToponym | English ⓘ |
| lengthApproximate | about 190 kilometers ⓘ |
| locatedInRegion |
New England
ⓘ
Northeastern United States ⓘ |
| partOf |
borders of Massachusetts
ⓘ
borders of New Hampshire ⓘ |
| passesNear |
Derry, New Hampshire
NERFINISHED
ⓘ
Dracut, Massachusetts NERFINISHED ⓘ Fitchburg, Massachusetts NERFINISHED ⓘ Gardner, Massachusetts NERFINISHED ⓘ Haverhill, Massachusetts, United States ⓘ
surface form:
Haverhill, Massachusetts
Hudson, New Hampshire NERFINISHED ⓘ Lowell, Massachusetts NERFINISHED ⓘ Nashua, New Hampshire NERFINISHED ⓘ Northfield, Massachusetts NERFINISHED ⓘ Pelham, New Hampshire NERFINISHED ⓘ Plaistow, New Hampshire NERFINISHED ⓘ Salem, New Hampshire NERFINISHED ⓘ Salisbury, Massachusetts NERFINISHED ⓘ Seabrook, New Hampshire NERFINISHED ⓘ |
| passesThrough |
Atlantic coastal waters off Salisbury, Massachusetts
ⓘ
Atlantic coastal waters off Seabrook, New Hampshire ⓘ |
| separates |
Massachusetts
ⓘ
New Hampshire ⓘ |
| terminusEast |
Atlantic Ocean
ⓘ
Gulf of Maine ⓘ |
| terminusWest | Massachusetts–Vermont–New Hampshire tri-point ⓘ |
| usedFor |
law enforcement jurisdiction delimitation
ⓘ
state jurisdiction delimitation ⓘ taxation jurisdiction delimitation ⓘ |
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 Hampshire–Massachusetts border Description of subject: The New Hampshire–Massachusetts border is the state line in New England separating New Hampshire to the north from Massachusetts to the south, running from the Atlantic coast inland and passing through several towns and natural features.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Massachusetts–New Hampshire state line in Haverhill
this entity surface form:
New Hampshire state line
this entity surface form:
New Hampshire state line in Townsend, Massachusetts
this entity surface form:
New Hampshire state line
this entity surface form:
New Hampshire state line
this entity surface form:
Massachusetts–New Hampshire border
this entity surface form:
New Hampshire border
subject surface form:
Greenville, New Hampshire
this entity surface form:
Massachusetts state border
this entity surface form:
Massachusetts state line in Seabrook, New Hampshire
this entity surface form:
Massachusetts–New Hampshire border region
Spicket River, New Hampshire–Massachusetts
→
crossesPoliticalBoundary
→
New Hampshire–Massachusetts border
ⓘ
subject surface form:
Spicket River