Opequon Creek watershed
E114887
The Opequon Creek watershed is a drainage basin in the Potomac River system that collects and channels water from parts of West Virginia and Virginia through Opequon Creek and its tributaries.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Opequon Creek watershed canonical | 1 |
| Tuscarora Creek (Opequon tributary) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T812275 — 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: Opequon Creek watershed Context triple: [Martinsburg, West Virginia, locatedOn, Opequon Creek watershed]
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A.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
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B.
Bull Run Watershed
The Bull Run Watershed is a protected forested drainage basin in the Cascade Range of Oregon that serves as the primary drinking water source for the Portland metropolitan area.
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C.
La Mesa Watershed
La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
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D.
Edgewood Creek
Edgewood Creek is a small Sierra Nevada stream that feeds into Lake Tahoe near Stateline, Nevada, flowing through forested and meadow areas and supporting local wildlife and watershed health.
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E.
Wapsinonoc Creek
Wapsinonoc Creek is a small stream in eastern Iowa that flows through and helps drain the area around the town of West Branch.
- 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: Opequon Creek watershed Target entity description: The Opequon Creek watershed is a drainage basin in the Potomac River system that collects and channels water from parts of West Virginia and Virginia through Opequon Creek and its tributaries.
-
A.
Bull Run watershed
The Bull Run watershed is a drainage basin in northern Virginia whose streams and rivers, including Bull Run, shape the local hydrology and landscape around communities such as Manassas.
-
B.
Bull Run Watershed
The Bull Run Watershed is a protected forested drainage basin in the Cascade Range of Oregon that serves as the primary drinking water source for the Portland metropolitan area.
-
C.
La Mesa Watershed
La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
-
D.
Edgewood Creek
Edgewood Creek is a small Sierra Nevada stream that feeds into Lake Tahoe near Stateline, Nevada, flowing through forested and meadow areas and supporting local wildlife and watershed health.
-
E.
Wapsinonoc Creek
Wapsinonoc Creek is a small stream in eastern Iowa that flows through and helps drain the area around the town of West Branch.
- F. None of above. chosen
Statements (49)
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: Opequon Creek watershed Description of subject: The Opequon Creek watershed is a drainage basin in the Potomac River system that collects and channels water from parts of West Virginia and Virginia through Opequon Creek and its tributaries.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tuscarora Creek (Opequon tributary)