Great Falls of the Missouri
E503468
Great Falls of the Missouri is a dramatic series of large waterfalls on the Missouri River in central Montana, historically noted by the Lewis and Clark Expedition.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Great Falls of the Missouri canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5210971 — 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: Great Falls of the Missouri Context triple: [Great Falls, Montana, namedAfter, Great Falls of the Missouri]
-
A.
Virginia Falls
Virginia Falls is a spectacular and powerful waterfall on the South Nahanni River in Canada’s Northwest Territories, renowned for its dramatic drop and remote wilderness setting.
-
B.
Main Falls
Main Falls is the central and most prominent curtain of water within Victoria Falls, known for its immense volume and dramatic vertical drop.
-
C.
Shoshone Falls
Shoshone Falls is a large waterfall in southern Idaho often called the "Niagara of the West" for its impressive height and volume.
-
D.
American Falls
American Falls is one of the three major waterfalls that make up Niagara Falls, located on the U.S. side of the Niagara River between New York and Ontario.
-
E.
Palouse Falls
Palouse Falls is a dramatic 200-foot waterfall in southeastern Washington State, renowned for its rugged basalt canyon setting and popularity as a scenic natural landmark.
- 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: Great Falls of the Missouri Target entity description: Great Falls of the Missouri is a dramatic series of large waterfalls on the Missouri River in central Montana, historically noted by the Lewis and Clark Expedition.
-
A.
Virginia Falls
Virginia Falls is a spectacular and powerful waterfall on the South Nahanni River in Canada’s Northwest Territories, renowned for its dramatic drop and remote wilderness setting.
-
B.
Main Falls
Main Falls is the central and most prominent curtain of water within Victoria Falls, known for its immense volume and dramatic vertical drop.
-
C.
Shoshone Falls
Shoshone Falls is a large waterfall in southern Idaho often called the "Niagara of the West" for its impressive height and volume.
-
D.
American Falls
American Falls is one of the three major waterfalls that make up Niagara Falls, located on the U.S. side of the Niagara River between New York and Ontario.
-
E.
Palouse Falls
Palouse Falls is a dramatic 200-foot waterfall in southeastern Washington State, renowned for its rugged basalt canyon setting and popularity as a scenic natural landmark.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
natural feature
ⓘ
waterfall complex ⓘ |
| adjacentTo | River’s Edge Trail (Great Falls, Montana) NERFINISHED ⓘ |
| alsoKnownAs | Great Falls of the Missouri River NERFINISHED ⓘ |
| BigFallsAlsoKnownAs | Great Falls NERFINISHED ⓘ |
| BigFallsHeightApprox | 87 feet ⓘ |
| BlackEagleFallsHeightApprox | 26 feet ⓘ |
| climateZone | semi-arid continental climate region ⓘ |
| closestMajorCity | Great Falls, Montana NERFINISHED ⓘ |
| ColterFallsHeightApprox | 6–14 feet (seasonal variation) ⓘ |
| country | United States of America ⓘ |
| CrookedFallsHeightApprox | 19 feet ⓘ |
| dateFirstDocumentedByLewisAndClark | 1805 ⓘ |
| drainageBasin | Mississippi River basin NERFINISHED ⓘ |
| elevationChangeApprox | about 187 feet total drop across the series of falls ⓘ |
| exploredBy |
Meriwether Lewis
NERFINISHED
ⓘ
William Clark NERFINISHED ⓘ |
| formedBy | erosion of sedimentary rock layers ⓘ |
| geologicalType | series of cataracts and rapids ⓘ |
| hasDamNear |
Black Eagle Dam
NERFINISHED
ⓘ
Cochrane Dam NERFINISHED ⓘ Morony Dam NERFINISHED ⓘ Rainbow Dam NERFINISHED ⓘ Ryan Dam NERFINISHED ⓘ |
| hasPart |
Big Falls
NERFINISHED
ⓘ
Black Eagle Falls NERFINISHED ⓘ Colter Falls NERFINISHED ⓘ Crooked Falls NERFINISHED ⓘ Rainbow Falls NERFINISHED ⓘ |
| historicallyNotedBy | Lewis and Clark Expedition NERFINISHED ⓘ |
| locatedIn |
Cascade County, Montana
NERFINISHED
ⓘ
Montana NERFINISHED ⓘ |
| locatedInRegion | central Montana ⓘ |
| locatedOn | Missouri River NERFINISHED ⓘ |
| managedInPartBy | local and state agencies in Montana ⓘ |
| near | city of Great Falls, Montana NERFINISHED ⓘ |
| notableFor | series of large waterfalls in a relatively short stretch of river ⓘ |
| numberOfMajorFalls | 5 ⓘ |
| partOf | Missouri River watershed NERFINISHED ⓘ |
| RainbowFallsHeightApprox | 44 feet ⓘ |
| recreation |
hiking
ⓘ
photography ⓘ wildlife viewing ⓘ |
| riverMileApprox | miles 2,130–2,145 of the Missouri River (approximate) ⓘ |
| significance |
important landmark on the route to the Rocky Mountains
ⓘ
major obstacle to upstream travel for the Lewis and Clark Expedition ⓘ |
| tourism | popular sightseeing destination ⓘ |
| usedFor | hydroelectric power generation ⓘ |
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: Great Falls of the Missouri Description of subject: Great Falls of the Missouri is a dramatic series of large waterfalls on the Missouri River in central Montana, historically noted by the Lewis and Clark Expedition.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.