Cheatham Dam
E891973
Cheatham Dam is a hydroelectric and navigation dam on the Cumberland River in Tennessee that helps control flooding, generate power, and maintain a navigable waterway.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cheatham Dam canonical | 2 |
| Cheatham Dam (nearby) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10255774 — 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: Cheatham Dam Context triple: [Cumberland River, hasDam, Cheatham Dam]
-
A.
Brantley Dam
Brantley Dam is a major flood-control and irrigation reservoir structure on the Pecos River in southeastern New Mexico.
-
B.
Hiwassee Dam
Hiwassee Dam is a large hydroelectric dam in western North Carolina operated by the Tennessee Valley Authority, forming Hiwassee Lake and providing power, flood control, and recreation.
-
C.
Chickamauga Dam
Chickamauga Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock structure near Chattanooga, Tennessee, that helps generate power, control flooding, and improve river transportation on the Tennessee River.
-
D.
Boone Dam
Boone Dam is a hydroelectric and flood-control dam in northeastern Tennessee that creates Boone Lake and is operated by the Tennessee Valley Authority.
-
E.
Rollins Dam
Rollins Dam is a concrete gravity dam in Nevada County, California, that creates Rollins Reservoir for water storage, hydroelectric power generation, and recreation on the Bear River.
- 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: Cheatham Dam Target entity description: Cheatham Dam is a hydroelectric and navigation dam on the Cumberland River in Tennessee that helps control flooding, generate power, and maintain a navigable waterway.
-
A.
Brantley Dam
Brantley Dam is a major flood-control and irrigation reservoir structure on the Pecos River in southeastern New Mexico.
-
B.
Hiwassee Dam
Hiwassee Dam is a large hydroelectric dam in western North Carolina operated by the Tennessee Valley Authority, forming Hiwassee Lake and providing power, flood control, and recreation.
-
C.
Chickamauga Dam
Chickamauga Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock structure near Chattanooga, Tennessee, that helps generate power, control flooding, and improve river transportation on the Tennessee River.
-
D.
Boone Dam
Boone Dam is a hydroelectric and flood-control dam in northeastern Tennessee that creates Boone Lake and is operated by the Tennessee Valley Authority.
-
E.
Rollins Dam
Rollins Dam is a concrete gravity dam in Nevada County, California, that creates Rollins Reservoir for water storage, hydroelectric power generation, and recreation on the Bear River.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
flood control structure ⓘ hydroelectric dam ⓘ navigation dam ⓘ reservoir ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| constructionBegan | mid-20th century ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county |
Cheatham County
NERFINISHED
ⓘ
Davidson County NERFINISHED ⓘ |
| createdBy | Cheatham Dam NERFINISHED ⓘ |
| energySource | hydropower ⓘ |
| function |
generates hydroelectric power
ⓘ
reduces downstream flooding risk ⓘ regulates river flow ⓘ supports commercial navigation ⓘ |
| hasImpact |
controls seasonal flooding on the Cumberland River
ⓘ
supports commercial barge traffic ⓘ supports regional power supply ⓘ |
| hasLock | navigation lock ⓘ |
| hasReservoir | Cheatham Lake NERFINISHED ⓘ |
| infrastructureType | water resources infrastructure ⓘ |
| isOnWaterway | inland waterway system of the United States ⓘ |
| jurisdiction |
United States government
ⓘ
surface form:
federal government of the United States
|
| locatedIn | Middle Tennessee NERFINISHED ⓘ |
| locatedNear | Nashville, Tennessee NERFINISHED ⓘ |
| locatedOn | Cumberland River NERFINISHED ⓘ |
| maintains | navigable waterway on the Cumberland River ⓘ |
| managingAgency | U.S. Army Corps of Engineers Nashville District NERFINISHED ⓘ |
| nearbyCity | Ashland City, Tennessee NERFINISHED ⓘ |
| nearbyCountySeat | Ashland City NERFINISHED ⓘ |
| operator | United States Army Corps of Engineers NERFINISHED ⓘ |
| partOf | Cumberland River navigation system NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ navigation ⓘ recreation ⓘ |
| regionServed | Cumberland River basin NERFINISHED ⓘ |
| river | Cumberland River NERFINISHED ⓘ |
| safetyRole | flood risk management ⓘ |
| state | Tennessee ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ water level regulation ⓘ |
| watercourse | Cumberland River NERFINISHED ⓘ |
| waterManagementRole | reservoir level regulation ⓘ |
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: Cheatham Dam Description of subject: Cheatham Dam is a hydroelectric and navigation dam on the Cumberland River in Tennessee that helps control flooding, generate power, and maintain a navigable waterway.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cheatham Dam (nearby)