Pennsylvania–New York border
E267840
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.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T2455653 — 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: Pennsylvania–New York border Context triple: [Allegheny River, crossesStateBorder, Pennsylvania–New York border]
-
A.
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.
-
B.
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.
-
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.
-
D.
Quebec–Ontario border
The Quebec–Ontario border is the interprovincial boundary in Canada separating the predominantly French-speaking province of Quebec from the predominantly English-speaking province of Ontario, running from the Ottawa River region northward through sparsely populated boreal and subarctic areas.
-
E.
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.
- 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: Pennsylvania–New York border Target entity description: 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.
-
A.
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.
-
B.
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.
-
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.
-
D.
Quebec–Ontario border
The Quebec–Ontario border is the interprovincial boundary in Canada separating the predominantly French-speaking province of Quebec from the predominantly English-speaking province of Ontario, running from the Ottawa River region northward through sparsely populated boreal and subarctic areas.
-
E.
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.
- F. None of above. chosen
Statements (50)
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: Pennsylvania–New York border Description of subject: 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.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Quebec
this entity surface form:
Pennsylvania (maritime boundary via Saint Lawrence Seaway)
this entity surface form:
New York–Pennsylvania border
this entity surface form:
Pennsylvania state line at Mina, New York
subject surface form:
New York State Route 17
this entity surface form:
Pennsylvania state line near Waverly, New York
subject surface form:
Hawks Nest (Route 97 scenic overlook)
this entity surface form:
New York–Pennsylvania border