Lay Dam
E919642
Lay Dam is a hydroelectric dam on Alabama’s Coosa River that forms Lay Lake and helps generate power and control water levels in the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lay Dam canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T10633955 — 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: Lay Dam Context triple: [Coosa River, hasDam, Lay Dam]
-
A.
Clyde Dam
Clyde Dam is a major concrete gravity hydroelectric dam in Central Otago, New Zealand, forming Lake Dunstan and generating power as one of the country’s largest hydro stations.
-
B.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
C.
Narrows Dam
Narrows Dam is a hydroelectric dam located on the Yadkin River in North Carolina, forming part of a major reservoir and power-generating system in the region.
-
D.
Downsville Dam
Downsville Dam is a large earthen embankment dam on the East Branch of the Delaware River in New York, built as part of New York City's water supply system.
-
E.
Madden Dam
Madden Dam is a major concrete gravity dam in Panama that helps regulate the flow of the Chagres River and supplies water for the Panama Canal and hydroelectric power generation.
- 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: Lay Dam Target entity description: Lay Dam is a hydroelectric dam on Alabama’s Coosa River that forms Lay Lake and helps generate power and control water levels in the region.
-
A.
Clyde Dam
Clyde Dam is a major concrete gravity hydroelectric dam in Central Otago, New Zealand, forming Lake Dunstan and generating power as one of the country’s largest hydro stations.
-
B.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
C.
Narrows Dam
Narrows Dam is a hydroelectric dam located on the Yadkin River in North Carolina, forming part of a major reservoir and power-generating system in the region.
-
D.
Downsville Dam
Downsville Dam is a large earthen embankment dam on the East Branch of the Delaware River in New York, built as part of New York City's water supply system.
-
E.
Madden Dam
Madden Dam is a major concrete gravity dam in Panama that helps regulate the flow of the Chagres River and supplies water for the Panama Canal and hydroelectric power generation.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| associatedReservoir | Lay Lake NERFINISHED ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| county |
Chilton County, Alabama
NERFINISHED
ⓘ
Coosa County, Alabama NERFINISHED ⓘ |
| createsWaterBody | Lay Lake NERFINISHED ⓘ |
| formsReservoir | Lay Lake NERFINISHED ⓘ |
| hasFunction |
flow regulation for downstream dams
ⓘ
peak power generation ⓘ |
| impounds | Coosa River ⓘ |
| locatedIn |
Alabama
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedNear |
Clanton, Alabama
ⓘ
Wilsonville, Alabama ⓘ |
| locatedOnRiver | Coosa River ⓘ |
| operator | Alabama Power Company ⓘ |
| ownedBy | Alabama Power Company ⓘ |
| partOf |
Alabama Power Coosa River project
ⓘ
linked to:
Coosa River hydroelectric project
Coosa River hydropower system ⓘ
linked to:
Coosa River hydroelectric project
|
| purpose |
hydroelectric power generation
ⓘ
navigation improvement ⓘ recreation support ⓘ water level regulation ⓘ |
| region | Central Alabama ⓘ |
| state | Alabama ⓘ |
| usedFor |
flood control assistance
ⓘ
supporting boating on Lay Lake ⓘ supporting recreational fishing on Lay Lake ⓘ |
| watercourse | Coosa 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: Lay Dam Description of subject: Lay Dam is a hydroelectric dam on Alabama’s Coosa River that forms Lay Lake and helps generate power and control water levels in the region.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.