Big Thompson River
E310294
The Big Thompson River is a Colorado waterway that flows eastward from the Rocky Mountains through canyons and foothills before joining the South Platte River, known both for its scenic beauty and for the devastating 1976 flash flood along its course.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Big Thompson River canonical | 8 |
| Big Thompson Canyon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2919652 — 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: Big Thompson River Context triple: [Front Range of the Rocky Mountains, drainedBy, Big Thompson River]
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A.
Cottonwood River
The Cottonwood River is a tributary of the Neosho River in central Kansas, flowing through the city of Emporia and the surrounding prairie landscape.
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B.
Henry’s Fork
Henry’s Fork is a major tributary of the Snake River in eastern Idaho, renowned for its scenic canyons, waterfalls, and world-class trout fishing.
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C.
Boise River
The Boise River is a major waterway in southwestern Idaho that flows through the city of Boise and is central to the region’s recreation, irrigation, and ecology.
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D.
Donner Creek
Donner Creek is a stream in the Sierra Nevada of California that drains Donner Lake and flows eastward toward the Truckee River.
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E.
Gunnison River
The Gunnison River is a major tributary of the Colorado River in western Colorado, known for carving the dramatic Black Canyon and supporting recreation, irrigation, and hydropower in the region.
- 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: Big Thompson River Target entity description: The Big Thompson River is a Colorado waterway that flows eastward from the Rocky Mountains through canyons and foothills before joining the South Platte River, known both for its scenic beauty and for the devastating 1976 flash flood along its course.
-
A.
Cottonwood River
The Cottonwood River is a tributary of the Neosho River in central Kansas, flowing through the city of Emporia and the surrounding prairie landscape.
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B.
Henry’s Fork
Henry’s Fork is a major tributary of the Snake River in eastern Idaho, renowned for its scenic canyons, waterfalls, and world-class trout fishing.
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C.
Boise River
The Boise River is a major waterway in southwestern Idaho that flows through the city of Boise and is central to the region’s recreation, irrigation, and ecology.
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D.
Donner Creek
Donner Creek is a stream in the Sierra Nevada of California that drains Donner Lake and flows eastward toward the Truckee River.
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E.
Gunnison River
The Gunnison River is a major tributary of the Colorado River in western Colorado, known for carving the dramatic Black Canyon and supporting recreation, irrigation, and hydropower in the region.
- F. None of above. chosen
Statements (47)
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: Big Thompson River Description of subject: The Big Thompson River is a Colorado waterway that flows eastward from the Rocky Mountains through canyons and foothills before joining the South Platte River, known both for its scenic beauty and for the devastating 1976 flash flood along its course.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Big Thompson Canyon