Susquehanna River
E44956
The Susquehanna River is one of the longest rivers on the U.S. East Coast, flowing from New York through Pennsylvania into the Chesapeake Bay and playing a major role in the region’s ecology and history.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T35745 — 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: Susquehanna River Context triple: [Maryland, hasMajorWaterBody, Susquehanna River]
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A.
Schuylkill River
The Schuylkill River is a major waterway in eastern Pennsylvania that flows through Philadelphia and has historically been central to the region’s transportation, industry, and recreation.
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B.
Monocacy River
The Monocacy River is a major river in Maryland known for its scenic valley, rich Civil War history, and role as a key waterway feeding into the Potomac River.
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C.
Cacapon River
The Cacapon River is a scenic, largely undeveloped river in eastern West Virginia known for its clear waters, outdoor recreation, and role in the Potomac River watershed.
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D.
South Branch Potomac River
The South Branch Potomac River is a major headwater stream of the Potomac River that flows through the Appalachian region of West Virginia and Virginia, known for its scenic valleys, outdoor recreation, and role in the Chesapeake Bay watershed.
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E.
Potomac River
The Potomac River is a major waterway in the Mid-Atlantic United States that flows through the Appalachian region and forms part of the boundary between Maryland, Virginia, and Washington, D.C.
- 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: Susquehanna River Target entity description: The Susquehanna River is one of the longest rivers on the U.S. East Coast, flowing from New York through Pennsylvania into the Chesapeake Bay and playing a major role in the region’s ecology and history.
-
A.
Schuylkill River
The Schuylkill River is a major waterway in eastern Pennsylvania that flows through Philadelphia and has historically been central to the region’s transportation, industry, and recreation.
-
B.
Monocacy River
The Monocacy River is a major river in Maryland known for its scenic valley, rich Civil War history, and role as a key waterway feeding into the Potomac River.
-
C.
Cacapon River
The Cacapon River is a scenic, largely undeveloped river in eastern West Virginia known for its clear waters, outdoor recreation, and role in the Potomac River watershed.
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D.
South Branch Potomac River
The South Branch Potomac River is a major headwater stream of the Potomac River that flows through the Appalachian region of West Virginia and Virginia, known for its scenic valleys, outdoor recreation, and role in the Chesapeake Bay watershed.
-
E.
Potomac River
The Potomac River is a major waterway in the Mid-Atlantic United States that flows through the Appalachian region and forms part of the boundary between Maryland, Virginia, and Washington, D.C.
- 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: Susquehanna River Description of subject: The Susquehanna River is one of the longest rivers on the U.S. East Coast, flowing from New York through Pennsylvania into the Chesapeake Bay and playing a major role in the region’s ecology and history.
Referenced by (137)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Susquehanna River watershed
this entity surface form:
Susquehanna River basin
this entity surface form:
Susquehanna River basin
subject surface form:
Eastern Pennsylvania
this entity surface form:
Susquehanna River basin
this entity surface form:
Susquehanna River watershed
subject surface form:
New York State Route 17
this entity surface form:
Susquehanna River watershed
subject surface form:
New York State Route 17
this entity surface form:
Susquehanna River watershed
this entity surface form:
Susquehanna
subject surface form:
Walnut Street Bridge (Harrisburg)
subject surface form:
Walnut Street Bridge (Harrisburg)
this entity surface form:
Susquehanna River basin