Missouri River reservoir system
E537357
The Missouri River reservoir system is a network of large dams and reservoirs along the Missouri River designed primarily for flood control, hydroelectric power generation, irrigation, navigation, and recreation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Missouri River reservoir system canonical | 5 |
| Missouri River Mainstem Reservoir System | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5644776 — 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: Missouri River reservoir system Context triple: [Lake Francis Case, partOf, Missouri River reservoir system]
-
A.
Fort Peck Dam
Fort Peck Dam is a massive earthfill dam in northeastern Montana that creates Fort Peck Lake and plays a key role in flood control, hydroelectric power generation, and water management in the Missouri River system.
-
B.
Buffalo Bill Dam
Buffalo Bill Dam is a historic concrete arch-gravity dam on the Shoshone River in Wyoming, once one of the tallest in the world and now a key engineering landmark and visitor attraction.
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C.
Colorado River Storage and Regulation System
The Colorado River Storage and Regulation System is a network of dams, reservoirs, and related infrastructure designed to manage, store, and control the flow of the Colorado River for water supply, flood control, and hydroelectric power generation.
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D.
Oxbow Dam
Oxbow Dam is a hydroelectric dam on the Snake River in eastern Oregon, forming Oxbow Reservoir as part of the Hells Canyon Complex.
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E.
McClellan–Kerr Arkansas River Navigation System
The McClellan–Kerr Arkansas River Navigation System is a major inland waterway project that transforms the Arkansas River and connected channels into a navigable route for commercial shipping between the Midwest and the Gulf of Mexico.
- 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: Missouri River reservoir system Target entity description: The Missouri River reservoir system is a network of large dams and reservoirs along the Missouri River designed primarily for flood control, hydroelectric power generation, irrigation, navigation, and recreation.
-
A.
Fort Peck Dam
Fort Peck Dam is a massive earthfill dam in northeastern Montana that creates Fort Peck Lake and plays a key role in flood control, hydroelectric power generation, and water management in the Missouri River system.
-
B.
Buffalo Bill Dam
Buffalo Bill Dam is a historic concrete arch-gravity dam on the Shoshone River in Wyoming, once one of the tallest in the world and now a key engineering landmark and visitor attraction.
-
C.
Colorado River Storage and Regulation System
The Colorado River Storage and Regulation System is a network of dams, reservoirs, and related infrastructure designed to manage, store, and control the flow of the Colorado River for water supply, flood control, and hydroelectric power generation.
-
D.
Oxbow Dam
Oxbow Dam is a hydroelectric dam on the Snake River in eastern Oregon, forming Oxbow Reservoir as part of the Hells Canyon Complex.
-
E.
McClellan–Kerr Arkansas River Navigation System
The McClellan–Kerr Arkansas River Navigation System is a major inland waterway project that transforms the Arkansas River and connected channels into a navigable route for commercial shipping between the Midwest and the Gulf of Mexico.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir system
ⓘ
water resources infrastructure ⓘ |
| affectsState |
Colorado
NERFINISHED
ⓘ
Kansas NERFINISHED ⓘ Minnesota NERFINISHED ⓘ North Dakota NERFINISHED ⓘ South Dakota NERFINISHED ⓘ Wyoming NERFINISHED ⓘ |
| alsoKnownAs | Missouri River Mainstem Reservoir System NERFINISHED ⓘ |
| basin | Missouri River Basin NERFINISHED ⓘ |
| constructionBegan | 1930s ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| expandedIn | 1950s ⓘ |
| governedBy | Missouri River Master Manual NERFINISHED ⓘ |
| includesDam |
Big Bend Dam
NERFINISHED
ⓘ
Fort Peck Dam NERFINISHED ⓘ Fort Randall Dam NERFINISHED ⓘ Garrison Dam NERFINISHED ⓘ Gavins Point Dam NERFINISHED ⓘ Oahe Dam NERFINISHED ⓘ |
| includesReservoir |
Fort Peck Lake
NERFINISHED
ⓘ
Lake Francis Case NERFINISHED ⓘ Lake Oahe NERFINISHED ⓘ Lake Sakakawea NERFINISHED ⓘ Lake Sharpe NERFINISHED ⓘ Lewis and Clark Lake NERFINISHED ⓘ |
| legalFramework | Flood Control Act of 1944 NERFINISHED ⓘ |
| locatedIn |
Iowa
ⓘ
Missouri ⓘ Montana NERFINISHED ⓘ Nebraska ⓘ North Dakota NERFINISHED ⓘ South Dakota NERFINISHED ⓘ |
| locatedOn | Missouri River NERFINISHED ⓘ |
| managedBy | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| primaryPurpose |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ navigation ⓘ recreation ⓘ |
| providesService |
flood risk reduction
ⓘ
hydropower generation ⓘ water supply ⓘ |
| regulatesFlowOf | Missouri River NERFINISHED ⓘ |
| supportsActivity |
commercial navigation
ⓘ
irrigated agriculture ⓘ recreational boating ⓘ sport fishing ⓘ |
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: Missouri River reservoir system Description of subject: The Missouri River reservoir system is a network of large dams and reservoirs along the Missouri River designed primarily for flood control, hydroelectric power generation, irrigation, navigation, and recreation.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Missouri River Mainstem Reservoir System