San Andreas Creek
E592034
San Andreas Creek is a watercourse in San Mateo County, California, that drains the eastern slopes of the Santa Cruz Mountains into the San Andreas Reservoir.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Andreas Creek canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6315290 — 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: San Andreas Creek Context triple: [San Andreas Dam, crosses, San Andreas Creek]
-
A.
Malibu Creek
Malibu Creek is a scenic waterway in the Santa Monica Mountains of Southern California that flows through rugged canyons to the Pacific Ocean near Malibu.
-
B.
Los Gatos Creek
Los Gatos Creek is a stream in Santa Clara County, California, that flows through the town of Los Gatos and parts of the South Bay before joining the Guadalupe River.
-
C.
Tecate Creek
Tecate Creek is a small stream in the U.S.–Mexico border region that flows through Tecate, California, and into Baja California, Mexico.
-
D.
Sespe Creek
Sespe Creek is a major free-flowing stream in Southern California known for its scenic canyon, wildlife habitat, and role as a key tributary of the Santa Clara River.
-
E.
Calero Creek
Calero Creek is a stream in Santa Clara County, California, that drains the foothills near Calero Reservoir and flows northward through San Jose before joining the Guadalupe 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: San Andreas Creek Target entity description: San Andreas Creek is a watercourse in San Mateo County, California, that drains the eastern slopes of the Santa Cruz Mountains into the San Andreas Reservoir.
-
A.
Malibu Creek
Malibu Creek is a scenic waterway in the Santa Monica Mountains of Southern California that flows through rugged canyons to the Pacific Ocean near Malibu.
-
B.
Los Gatos Creek
Los Gatos Creek is a stream in Santa Clara County, California, that flows through the town of Los Gatos and parts of the South Bay before joining the Guadalupe River.
-
C.
Tecate Creek
Tecate Creek is a small stream in the U.S.–Mexico border region that flows through Tecate, California, and into Baja California, Mexico.
-
D.
Sespe Creek
Sespe Creek is a major free-flowing stream in Southern California known for its scenic canyon, wildlife habitat, and role as a key tributary of the Santa Clara River.
-
E.
Calero Creek
Calero Creek is a stream in Santa Clara County, California, that drains the foothills near Calero Reservoir and flows northward through San Jose before joining the Guadalupe River.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | stream ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| county | San Mateo County, California ⓘ |
| drainageBasin | San Andreas Reservoir ⓘ |
| environment | coastal forest and chaparral ecoregion ⓘ |
| flowsInto | San Andreas Reservoir ⓘ |
| hasEcosystem | riparian habitat ⓘ |
| hasNameOrigin | named after nearby San Andreas Valley and San Andreas Fault ⓘ |
| hasUse | municipal water supply watershed ⓘ |
| hydrologicSystem | San Andreas Reservoir watershed ⓘ |
| isTributaryOf | San Andreas Reservoir ⓘ |
| locatedIn |
San Francisco Peninsula
ⓘ
San Mateo County, California ⓘ Santa Cruz Mountains ⓘ |
| locatedNear |
San Andreas Fault zone
ⓘ
linked to:
San Andreas Fault
|
| managedBy | local water authorities in San Mateo County ⓘ |
| mouthLocation |
San Andreas Reservoir, San Mateo County, California
ⓘ
linked to:
San Andreas Reservoir
|
| partOf | San Andreas Reservoir watershed ⓘ |
| region | Northern California ⓘ |
| sourceRegion | eastern slopes of the Santa Cruz Mountains ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| waterbodyType | freshwater 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: San Andreas Creek Description of subject: San Andreas Creek is a watercourse in San Mateo County, California, that drains the eastern slopes of the Santa Cruz Mountains into the San Andreas Reservoir.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.