Shawmut Dam
E300501
Shawmut Dam is a hydroelectric dam located on Maine’s Kennebec River, used for power generation and river flow management.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Shawmut Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2749267 — 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: Shawmut Dam Context triple: [Kennebec River, hasDam, Shawmut Dam]
-
A.
Watertown Dam
Watertown Dam is a historic low-head dam on the Charles River in Watertown, Massachusetts, that once powered local industry and now helps regulate river flow and fish passage.
-
B.
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.
-
C.
Holyoke Dam
Holyoke Dam is a historic hydroelectric dam on the Connecticut River in Holyoke, Massachusetts, known for powering the city’s early industrial development.
-
D.
Hoist Dam
Hoist Dam is a hydroelectric dam on Michigan’s Dead River that helps generate power and regulate water flow in the region.
-
E.
Croton Dam
Croton Dam is a historic masonry dam on New York’s Croton River that was a key early source of drinking water for New York City and is now a notable landmark within Old Croton Aqueduct State Historic Park.
- 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: Shawmut Dam Target entity description: Shawmut Dam is a hydroelectric dam located on Maine’s Kennebec River, used for power generation and river flow management.
-
A.
Watertown Dam
Watertown Dam is a historic low-head dam on the Charles River in Watertown, Massachusetts, that once powered local industry and now helps regulate river flow and fish passage.
-
B.
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.
-
C.
Holyoke Dam
Holyoke Dam is a historic hydroelectric dam on the Connecticut River in Holyoke, Massachusetts, known for powering the city’s early industrial development.
-
D.
Hoist Dam
Hoist Dam is a hydroelectric dam on Michigan’s Dead River that helps generate power and regulate water flow in the region.
-
E.
Croton Dam
Croton Dam is a historic masonry dam on New York’s Croton River that was a key early source of drinking water for New York City and is now a notable landmark within Old Croton Aqueduct State Historic Park.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric dam
ⓘ
run-of-river dam ⓘ |
| affects |
aquatic habitat conditions in the Kennebec River
ⓘ
river flow regime of the Kennebec River ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| category |
Dams in Maine
ⓘ
Energy infrastructure in Maine ⓘ Hydroelectric power stations in Maine ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasEnergySource | hydropower ⓘ |
| hasFunction |
electricity production
ⓘ
flow control ⓘ |
| hasPurpose |
renewable energy generation
ⓘ
support of regional power grid ⓘ |
| isInfrastructureType | hydropower infrastructure ⓘ |
| isLocatedInWaterBodyRegion | central Maine ⓘ |
| isPartOf |
Kennebec River hydroelectric system
ⓘ
linked to:
Kennebec River hydropower system
|
| isSubjectOf |
environmental regulation
ⓘ
fish passage and habitat restoration discussions ⓘ hydropower licensing ⓘ |
| locatedIn |
Maine
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedOn | Kennebec River ⓘ |
| river | Kennebec River ⓘ |
| state | Maine ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
river flow management ⓘ water level regulation ⓘ |
| 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: Shawmut Dam Description of subject: Shawmut Dam is a hydroelectric dam located on Maine’s Kennebec River, used for power generation and river flow management.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.