Mancos River
E689848
The Mancos River is a tributary waterway in the Four Corners region of the southwestern United States, flowing through Colorado and New Mexico before joining the San Juan River.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Mancos River canonical | 1 |
| Mancos River drainage | 1 |
| Mancos River valley | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7655725 — 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: Mancos River Context triple: [San Juan River, hasTributary, Mancos River]
-
A.
Laramie River
The Laramie River is a tributary of the North Platte River flowing through Colorado and Wyoming, historically significant as a route and resource for frontier forts and westward expansion.
-
B.
Beaverhead River
The Beaverhead River is a renowned trout-fishing river in southwestern Montana that flows through ranchlands and valleys before joining other streams to form the Jefferson River.
-
C.
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.
-
D.
Alamosa River
The Alamosa River is a waterway in southern Colorado that flows through the San Luis Valley, supporting local agriculture and wildlife habitats.
-
E.
Smoky Hill River
The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
- 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: Mancos River Target entity description: The Mancos River is a tributary waterway in the Four Corners region of the southwestern United States, flowing through Colorado and New Mexico before joining the San Juan River.
-
A.
Laramie River
The Laramie River is a tributary of the North Platte River flowing through Colorado and Wyoming, historically significant as a route and resource for frontier forts and westward expansion.
-
B.
Beaverhead River
The Beaverhead River is a renowned trout-fishing river in southwestern Montana that flows through ranchlands and valleys before joining other streams to form the Jefferson River.
-
C.
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.
-
D.
Alamosa River
The Alamosa River is a waterway in southern Colorado that flows through the San Luis Valley, supporting local agriculture and wildlife habitats.
-
E.
Smoky Hill River
The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| crossesPoliticalBorder | Colorado–New Mexico border NERFINISHED ⓘ |
| flowsGenerally | southwest ⓘ |
| flowsThrough |
La Plata County, Colorado
NERFINISHED
ⓘ
Montezuma County, Colorado NERFINISHED ⓘ San Juan County, New Mexico NERFINISHED ⓘ |
| hasEcosystem | semi-arid riparian corridor ⓘ |
| hasNearbySettlement | Mancos, Colorado NERFINISHED ⓘ |
| hasRegion | Colorado Plateau NERFINISHED ⓘ |
| hasTributaryType | right tributary of the San Juan River ⓘ |
| hasWatercourseType | perennial stream ⓘ |
| locatedIn |
Colorado
ⓘ
Four Corners region NERFINISHED ⓘ New Mexico ⓘ Southwestern United States NERFINISHED ⓘ |
| mouthLocatedAt | confluence with the San Juan River ⓘ |
| mouthLocatedIn | San Juan County, New Mexico NERFINISHED ⓘ |
| partOf |
Colorado River watershed
NERFINISHED
ⓘ
San Juan River basin NERFINISHED ⓘ |
| sourceLocatedIn | Colorado NERFINISHED ⓘ |
| tributaryOf | San Juan River NERFINISHED ⓘ |
| usedFor | irrigation ⓘ |
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: Mancos River Description of subject: The Mancos River is a tributary waterway in the Four Corners region of the southwestern United States, flowing through Colorado and New Mexico before joining the San Juan River.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mancos River drainage
this entity surface form:
Mancos River valley