South Nation River watershed
E1327327
UNEXPLORED
The South Nation River watershed is a drainage basin in eastern Ontario, Canada, encompassing the lands that collect and channel water into the South Nation River and its tributaries.
All labels observed (2)
| Label | Occurrences |
|---|---|
| South Nation River valley | 1 |
| South Nation River watershed canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18513152 — 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: South Nation River watershed Context triple: [Casselman, riverBasin, South Nation River watershed]
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A.
Frenchman River watershed
The Frenchman River watershed is the drainage basin encompassing the Frenchman River and its surrounding valleys and landscapes in the northern Great Plains of Canada and the United States.
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B.
St. Mary River watershed
The St. Mary River watershed is the drainage basin that collects and channels water from St. Mary Lake and surrounding landscapes into the St. Mary River system.
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C.
Nishnabotna River watershed
The Nishnabotna River watershed is a drainage basin in southwestern Iowa that collects and channels water from numerous streams and rivers into the Nishnabotna River system.
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D.
Youngs River watershed
The Youngs River watershed is a drainage basin in northwest Oregon that collects runoff from rivers such as the Lewis and Clark River before emptying into the Columbia River estuary.
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E.
White River watershed
The White River watershed is a river basin in western Washington State that drains the White River and its tributaries, supporting salmon runs and providing vital cultural and natural resources for local communities, including the Muckleshoot Indian Tribe.
- 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: South Nation River watershed Target entity description: The South Nation River watershed is a drainage basin in eastern Ontario, Canada, encompassing the lands that collect and channel water into the South Nation River and its tributaries.
-
A.
Frenchman River watershed
The Frenchman River watershed is the drainage basin encompassing the Frenchman River and its surrounding valleys and landscapes in the northern Great Plains of Canada and the United States.
-
B.
St. Mary River watershed
The St. Mary River watershed is the drainage basin that collects and channels water from St. Mary Lake and surrounding landscapes into the St. Mary River system.
-
C.
Nishnabotna River watershed
The Nishnabotna River watershed is a drainage basin in southwestern Iowa that collects and channels water from numerous streams and rivers into the Nishnabotna River system.
-
D.
Youngs River watershed
The Youngs River watershed is a drainage basin in northwest Oregon that collects runoff from rivers such as the Lewis and Clark River before emptying into the Columbia River estuary.
-
E.
White River watershed
The White River watershed is a river basin in western Washington State that drains the White River and its tributaries, supporting salmon runs and providing vital cultural and natural resources for local communities, including the Muckleshoot Indian Tribe.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.