Robert S. Kerr Lock and Dam
E889097
Robert S. Kerr Lock and Dam is a navigation and flood-control structure on the Arkansas River in Oklahoma that forms Robert S. Kerr Reservoir as part of the McClellan–Kerr Arkansas River Navigation System.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Robert S. Kerr Lock and Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10798486 — 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: Robert S. Kerr Lock and Dam Context triple: [Webbers Falls Lock and Dam, locatedUpstreamFrom, Robert S. Kerr Lock and Dam]
-
A.
McNary Lock and Dam
McNary Lock and Dam is a navigation lock facility integrated into the McNary Dam complex on the Columbia River, enabling river traffic to bypass the dam.
-
B.
Tom Bevill Lock and Dam
Tom Bevill Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Alabama, forming part of the Tennessee-Tombigbee Waterway system.
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C.
John C. Stennis Lock and Dam
John C. Stennis Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Mississippi, named after U.S. Senator John C. Stennis.
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D.
Murray Lock and Dam
Murray Lock and Dam is a navigation and flood-control structure on the Arkansas River near Little Rock, Arkansas, that helps regulate river flow and support commercial barge traffic.
-
E.
Winfield Lock and Dam
Winfield Lock and Dam is a navigation and flood-control structure on the Kanawha River in West Virginia that helps regulate river levels and facilitate barge traffic.
- 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: Robert S. Kerr Lock and Dam Target entity description: Robert S. Kerr Lock and Dam is a navigation and flood-control structure on the Arkansas River in Oklahoma that forms Robert S. Kerr Reservoir as part of the McClellan–Kerr Arkansas River Navigation System.
-
A.
McNary Lock and Dam
McNary Lock and Dam is a navigation lock facility integrated into the McNary Dam complex on the Columbia River, enabling river traffic to bypass the dam.
-
B.
Tom Bevill Lock and Dam
Tom Bevill Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Alabama, forming part of the Tennessee-Tombigbee Waterway system.
-
C.
John C. Stennis Lock and Dam
John C. Stennis Lock and Dam is a navigation and flood-control structure on the Tombigbee River in Mississippi, named after U.S. Senator John C. Stennis.
-
D.
Murray Lock and Dam
Murray Lock and Dam is a navigation and flood-control structure on the Arkansas River near Little Rock, Arkansas, that helps regulate river flow and support commercial barge traffic.
-
E.
Winfield Lock and Dam
Winfield Lock and Dam is a navigation and flood-control structure on the Kanawha River in West Virginia that helps regulate river levels and facilitate barge traffic.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
flood-control structure
ⓘ
lock and dam ⓘ navigation structure ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| creates | Robert S. Kerr Reservoir NERFINISHED ⓘ |
| formsReservoir | Robert S. Kerr Reservoir NERFINISHED ⓘ |
| function |
improve river navigation
ⓘ
reduce flooding ⓘ regulate river flow ⓘ |
| hasPart |
dam
ⓘ
navigation lock ⓘ |
| impounds | Arkansas River NERFINISHED ⓘ |
| locatedIn | eastern Oklahoma NERFINISHED ⓘ |
| locatedInWaterbody | Arkansas River NERFINISHED ⓘ |
| name | Robert S. Kerr Lock and Dam NERFINISHED ⓘ |
| namedAfter | Robert S. Kerr NERFINISHED ⓘ |
| navigationSystem | McClellan–Kerr Arkansas River Navigation System NERFINISHED ⓘ |
| operator | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| partOf | McClellan–Kerr Arkansas River Navigation System NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
navigation ⓘ |
| region | Arkansas River Valley NERFINISHED ⓘ |
| reservoirName | Robert S. Kerr Reservoir NERFINISHED ⓘ |
| river | Arkansas River NERFINISHED ⓘ |
| state | Oklahoma ⓘ |
| system | McClellan–Kerr Arkansas River Navigation System NERFINISHED ⓘ |
| use |
commercial navigation
ⓘ
recreation on reservoir ⓘ |
| waterway | Arkansas River NERFINISHED ⓘ |
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: Robert S. Kerr Lock and Dam Description of subject: Robert S. Kerr Lock and Dam is a navigation and flood-control structure on the Arkansas River in Oklahoma that forms Robert S. Kerr Reservoir as part of the McClellan–Kerr Arkansas River Navigation System.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.