Amazon Creek
E723671
Amazon Creek is a small stream in western Oregon that drains parts of the Eugene area before joining the Long Tom River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Amazon Creek canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8296228 — 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: Amazon Creek Context triple: [Long Tom River, hasTributary, Amazon Creek]
-
A.
Coca River
The Coca River is a significant waterway in northeastern Ecuador that flows through the Amazon rainforest and contributes to the Napo River system.
-
B.
Cimarrón River
The Cimarrón River is a tributary of the Canadian River that flows through northeastern New Mexico and parts of the Oklahoma Panhandle in the United States.
-
C.
Putumayo River
The Putumayo River is a major tributary of the Amazon that flows through Colombia, Peru, Ecuador, and Brazil, serving as an important natural border and transportation route in the western Amazon basin.
-
D.
Doce River
The Doce River is a significant waterway in southeastern Brazil known for its ecological importance and for being the site of one of the country’s worst environmental disasters following a 2015 mining dam collapse.
-
E.
Tapiche River
The Tapiche River is a significant waterway in the Peruvian Amazon that feeds into the Ucayali River and supports rich rainforest ecosystems and remote indigenous communities.
- 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: Amazon Creek Target entity description: Amazon Creek is a small stream in western Oregon that drains parts of the Eugene area before joining the Long Tom River.
-
A.
Coca River
The Coca River is a significant waterway in northeastern Ecuador that flows through the Amazon rainforest and contributes to the Napo River system.
-
B.
Cimarrón River
The Cimarrón River is a tributary of the Canadian River that flows through northeastern New Mexico and parts of the Oklahoma Panhandle in the United States.
-
C.
Putumayo River
The Putumayo River is a major tributary of the Amazon that flows through Colombia, Peru, Ecuador, and Brazil, serving as an important natural border and transportation route in the western Amazon basin.
-
D.
Doce River
The Doce River is a significant waterway in southeastern Brazil known for its ecological importance and for being the site of one of the country’s worst environmental disasters following a 2015 mining dam collapse.
-
E.
Tapiche River
The Tapiche River is a significant waterway in the Peruvian Amazon that feeds into the Ucayali River and supports rich rainforest ecosystems and remote indigenous communities.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | stream ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| country |
United States
ⓘ
linked to:
United States of America
|
| drains | parts of the Eugene area ⓘ |
| flowsGenerallyToward | Long Tom River ⓘ |
| flowsThrough | Eugene, Oregon ⓘ |
| hasMouthLocation | near the Long Tom River in Lane County, Oregon ⓘ |
| hasName | Amazon Creek ⓘ |
| locatedIn |
Lane County, Oregon
ⓘ
Oregon ⓘ western Oregon ⓘ |
| mouthOf | Long Tom River ⓘ |
| partOf |
Willamette River watershed
ⓘ
linked to:
Willamette River
|
| passesThrough | urban areas of Eugene ⓘ |
| region | Pacific Northwest ⓘ |
| tributaryOf | Long Tom River ⓘ |
| usedFor |
stormwater conveyance
ⓘ
urban drainage ⓘ |
| watercourseType | small stream ⓘ |
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: Amazon Creek Description of subject: Amazon Creek is a small stream in western Oregon that drains parts of the Eugene area before joining the Long Tom River.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.