Santa Maria River
E639138
The Santa Maria River is a waterway in California’s Central Coast region that flows westward to the Pacific Ocean, forming part of the boundary between Santa Barbara and San Luis Obispo counties.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Santa Maria River canonical | 3 |
| Santa Maria River watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6694065 — 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: Santa Maria River Context triple: [Guadalupe, California, adjacentTo, Santa Maria River]
-
A.
Santa María River
The Santa María River is a significant river in east-central Mexico that contributes major water flow to the Pánuco River system draining toward the Gulf of Mexico.
-
B.
San Gabriel River
The San Gabriel River is a tributary of the Brazos River in central Texas, known for its scenic limestone banks, recreational opportunities, and role in regional water supply and ecosystems.
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C.
San Gabriel River
The San Gabriel River is a major waterway in Southern California that flows from the San Gabriel Mountains through the Los Angeles Basin to the Pacific Ocean, historically supporting Indigenous communities and regional development.
-
D.
San Gorgonio River
The San Gorgonio River is an intermittent watercourse in Southern California that drains the San Gorgonio Pass area and contributes seasonal flows to the region’s desert river system.
-
E.
Salinas River
The Salinas River is a significant river in southeastern Mexico and northwestern Guatemala that forms part of the Mexico–Guatemala border before joining the Usumacinta 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: Santa Maria River Target entity description: The Santa Maria River is a waterway in California’s Central Coast region that flows westward to the Pacific Ocean, forming part of the boundary between Santa Barbara and San Luis Obispo counties.
-
A.
Santa María River
The Santa María River is a significant river in east-central Mexico that contributes major water flow to the Pánuco River system draining toward the Gulf of Mexico.
-
B.
San Gabriel River
The San Gabriel River is a major waterway in Southern California that flows from the San Gabriel Mountains through the Los Angeles Basin to the Pacific Ocean, historically supporting Indigenous communities and regional development.
-
C.
San Gabriel River
The San Gabriel River is a tributary of the Brazos River in central Texas, known for its scenic limestone banks, recreational opportunities, and role in regional water supply and ecosystems.
-
D.
San Gorgonio River
The San Gorgonio River is an intermittent watercourse in Southern California that drains the San Gorgonio Pass area and contributes seasonal flows to the region’s desert river system.
-
E.
Salinas River
The Salinas River is a major river in central California that flows northwest through the Salinas Valley to Monterey Bay, supporting extensive agriculture along its course.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | United States of America ⓘ |
| continent | North America ⓘ |
| country | United States of America ⓘ |
| emptiesInto | Pacific Ocean NERFINISHED ⓘ |
| flowsDirection | westward ⓘ |
| flowsThrough |
San Luis Obispo County
NERFINISHED
ⓘ
Santa Barbara County NERFINISHED ⓘ |
| formsBorderBetween |
San Luis Obispo County
NERFINISHED
ⓘ
Santa Barbara County NERFINISHED ⓘ |
| formsPartOfCountyLine | Santa Barbara County–San Luis Obispo County line NERFINISHED ⓘ |
| hasMouthNear | Guadalupe, California NERFINISHED ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Central Coast of California NERFINISHED ⓘ |
| mouth | Pacific Ocean NERFINISHED ⓘ |
| nearbyCity | Santa Maria, California NERFINISHED ⓘ |
| partOf | Santa Maria River watershed NERFINISHED ⓘ |
| region | California’s Central Coast NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
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: Santa Maria River Description of subject: The Santa Maria River is a waterway in California’s Central Coast region that flows westward to the Pacific Ocean, forming part of the boundary between Santa Barbara and San Luis Obispo counties.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Guadalupe, California
this entity surface form:
Santa Maria River watershed