Skowhegan Dam
E73690
Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kennebec River hydroelectric system | 1 |
| Skowhegan Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T536662 — 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: Skowhegan Dam Context triple: [Kennebec River near Skowhegan, Maine, near, Skowhegan Dam]
-
A.
Conklingville Dam
Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
-
B.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
C.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
D.
Skowhegan Gorge
Skowhegan Gorge is a scenic, narrow river gorge on the Kennebec River in Skowhegan, Maine, known for its rugged rock formations and fast-moving water.
-
E.
Great Stone Dam
The Great Stone Dam is a historic 19th-century granite dam in Lawrence, Massachusetts, built to harness the Merrimack River for industrial waterpower and central to the city’s mill-era development.
- 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: Skowhegan Dam Target entity description: Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
-
A.
Conklingville Dam
Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
-
B.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
C.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
D.
Skowhegan Gorge
Skowhegan Gorge is a scenic, narrow river gorge on the Kennebec River in Skowhegan, Maine, known for its rugged rock formations and fast-moving water.
-
E.
Great Stone Dam
The Great Stone Dam is a historic 19th-century granite dam in Lawrence, Massachusetts, built to harness the Merrimack River for industrial waterpower and central to the city’s mill-era development.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
hydroelectric dam ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| energySource | hydropower ⓘ |
| hasFunction |
electricity production
ⓘ
water level regulation ⓘ |
| locatedIn |
Maine
ⓘ
Skowhegan, Maine ⓘ Somerset County, Maine ⓘ |
| locatedInCountry |
United States of America
ⓘ
surface form:
United States
|
| locatedInWatershed | Kennebec River watershed ⓘ |
| locatedOnRiver | Kennebec River ⓘ |
| locatedUpstreamOf | other Kennebec River hydroelectric projects ⓘ |
| municipality |
Skowhegan, Maine
ⓘ
surface form:
Skowhegan
|
| near |
Skowhegan, Maine
ⓘ
surface form:
Skowhegan town center
|
| partOf | hydropower infrastructure on the Kennebec River ⓘ |
| primaryUse | hydroelectric power generation ⓘ |
| purpose |
power generation
ⓘ
river flow management ⓘ |
| region | New England ⓘ |
| riverSystem | Kennebec River ⓘ |
| state | Maine ⓘ |
| structureType | river dam ⓘ |
| use | river flow control ⓘ |
| watercourse | Kennebec River ⓘ |
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: Skowhegan Dam Description of subject: Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.