Martin Dam
E637812
Martin Dam is a hydroelectric dam on the Tallapoosa River in Alabama that forms Lake Martin, one of the largest man-made lakes in the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Martin Dam canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6915084 — 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: Martin Dam Context triple: [Lake Martin, createdBy, Martin Dam]
-
A.
Tieton Dam
Tieton Dam is a concrete multiple-arch dam in central Washington State that provides irrigation water storage, flood control, and hydroelectric power as part of the U.S. Bureau of Reclamation’s Yakima River basin developments.
-
B.
The Dam
The Dam is the official name of the Oregon State Beavers football student section, known for its loud, energetic support at home games in Corvallis.
-
C.
Forge Dam
Forge Dam is a popular recreational park and former industrial mill site along Porter Brook in Sheffield, England, known for its woodland walks, playground, and café.
-
D.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
-
E.
North Dam
North Dam is a key irrigation and water management structure within Washington State’s Columbia Basin Project, helping form part of the extensive reservoir and canal system that supports regional agriculture.
- 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: Martin Dam Target entity description: Martin Dam is a hydroelectric dam on the Tallapoosa River in Alabama that forms Lake Martin, one of the largest man-made lakes in the United States.
-
A.
Tieton Dam
Tieton Dam is a concrete multiple-arch dam in central Washington State that provides irrigation water storage, flood control, and hydroelectric power as part of the U.S. Bureau of Reclamation’s Yakima River basin developments.
-
B.
The Dam
The Dam is the official name of the Oregon State Beavers football student section, known for its loud, energetic support at home games in Corvallis.
-
C.
Forge Dam
Forge Dam is a popular recreational park and former industrial mill site along Porter Brook in Sheffield, England, known for its woodland walks, playground, and café.
-
D.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
-
E.
North Dam
North Dam is a key irrigation and water management structure within Washington State’s Columbia Basin Project, helping form part of the extensive reservoir and canal system that supports regional agriculture.
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric dam
ⓘ
reservoir ⓘ river ⓘ |
| formedByDam | Martin Dam NERFINISHED ⓘ |
| formsReservoir | Lake Martin NERFINISHED ⓘ |
| locatedInCountry |
United States of America
ⓘ
surface form:
United States
United States of America ⓘ
surface form:
United States
United States of America ⓘ
surface form:
United States
|
| locatedInState |
Alabama
NERFINISHED
ⓘ
Alabama NERFINISHED ⓘ Alabama NERFINISHED ⓘ |
| locatedOnRiver |
Tallapoosa River
NERFINISHED
ⓘ
Tallapoosa River NERFINISHED ⓘ |
| relativeSize | one of the largest man-made lakes in the United States ⓘ |
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: Martin Dam Description of subject: Martin Dam is a hydroelectric dam on the Tallapoosa River in Alabama that forms Lake Martin, one of the largest man-made lakes in the United States.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.