South Fork Coos River
E743247
South Fork Coos River is a tributary stream in southwestern Oregon that flows through the Coast Range forests before joining the main Coos River on its way to Coos Bay and the Pacific Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| South Fork Coos River canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8556799 — 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: South Fork Coos River Context triple: [Coos River, hasLeftTributary, South Fork Coos River]
-
A.
Sandy River
Sandy River is a river in western Maine known for flowing through Franklin County and supporting local recreation, wildlife, and small communities along its banks.
-
B.
Sandy River
The Sandy River is a scenic tributary of the Columbia River in northwestern Oregon, popular for fishing, boating, and outdoor recreation near the Portland metropolitan area.
-
C.
Squamscott River
The Squamscott River is a tidal river in southeastern New Hampshire that flows through the town of Exeter before joining the Piscataqua River system and ultimately emptying into the Atlantic Ocean.
-
D.
Salmon Falls River
The Salmon Falls River is a New England waterway that flows between Maine and New Hampshire, historically important for powering mills and defining part of the states’ shared boundary.
-
E.
Ashuelot River
The Ashuelot River is a significant river in southwestern New Hampshire that flows southward through towns like Keene before joining the Connecticut 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: South Fork Coos River Target entity description: South Fork Coos River is a tributary stream in southwestern Oregon that flows through the Coast Range forests before joining the main Coos River on its way to Coos Bay and the Pacific Ocean.
-
A.
Sandy River
Sandy River is a river in western Maine known for flowing through Franklin County and supporting local recreation, wildlife, and small communities along its banks.
-
B.
Sandy River
The Sandy River is a scenic tributary of the Columbia River in northwestern Oregon, popular for fishing, boating, and outdoor recreation near the Portland metropolitan area.
-
C.
Squamscott River
The Squamscott River is a tidal river in southeastern New Hampshire that flows through the town of Exeter before joining the Piscataqua River system and ultimately emptying into the Atlantic Ocean.
-
D.
Salmon Falls River
The Salmon Falls River is a New England waterway that flows between Maine and New Hampshire, historically important for powering mills and defining part of the states’ shared boundary.
-
E.
Ashuelot River
The Ashuelot River is a significant river in southwestern New Hampshire that flows southward through towns like Keene before joining the Connecticut River.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| drainageBasin | Coos River basin NERFINISHED ⓘ |
| flowsInto | Coos River NERFINISHED ⓘ |
| flowsThrough | Coast Range forests NERFINISHED ⓘ |
| flowsToward |
Coos Bay
NERFINISHED
ⓘ
Pacific Ocean NERFINISHED ⓘ |
| hasBridge | South Fork Coos River Bridge NERFINISHED ⓘ |
| hasEcosystem | temperate rainforest ⓘ |
| hasTributary |
Dellwood Creek
NERFINISHED
ⓘ
Tioga Creek NERFINISHED ⓘ Williams River NERFINISHED ⓘ |
| locatedIn |
Coos County, Oregon
NERFINISHED
ⓘ
Oregon Coast Range NERFINISHED ⓘ southwestern Oregon NERFINISHED ⓘ |
| mouthLocation |
Coos River
NERFINISHED
ⓘ
near Coos Bay, Oregon ⓘ |
| near |
Coos Bay, Oregon
NERFINISHED
ⓘ
Myrtle Point, Oregon NERFINISHED ⓘ |
| partOf | Oregon Coast Range river system NERFINISHED ⓘ |
| region | Pacific Northwest ⓘ |
| riverSystem | Coos River NERFINISHED ⓘ |
| state | Oregon ⓘ |
| tributaryOf | Coos River NERFINISHED ⓘ |
| usedFor |
fishing
ⓘ
recreation ⓘ timber access ⓘ |
| watershed | Coos Bay watershed ⓘ |
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: South Fork Coos River Description of subject: South Fork Coos River is a tributary stream in southwestern Oregon that flows through the Coast Range forests before joining the main Coos River on its way to Coos Bay and the Pacific Ocean.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.