Moraga Creek
E641354
Moraga Creek is a small waterway in Contra Costa County, California, that flows through the town of Moraga and contributes to the local watershed and natural landscape.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Moraga Creek canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6914747 — 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: Moraga Creek Context triple: [Moraga, California, hasCreek, Moraga Creek]
-
A.
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.
-
B.
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.
-
C.
San Mateo Creek
San Mateo Creek is a waterway in San Mateo County, California, that drains the Crystal Springs Reservoir and flows toward San Francisco Bay.
-
D.
Mariposa Creek
Mariposa Creek is a stream in central California notable for its early Spanish exploration history and association with the Sierra Nevada foothill town of Mariposa.
-
E.
Chico River
The Chico River is a significant waterway in the northern Philippines, known for supporting agriculture, local communities, and historical indigenous resistance to large dam projects.
- 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: Moraga Creek Target entity description: Moraga Creek is a small waterway in Contra Costa County, California, that flows through the town of Moraga and contributes to the local watershed and natural landscape.
-
A.
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.
-
B.
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.
-
C.
San Mateo Creek
San Mateo Creek is a waterway in San Mateo County, California, that drains the Crystal Springs Reservoir and flows toward San Francisco Bay.
-
D.
Mariposa Creek
Mariposa Creek is a stream in central California notable for its early Spanish exploration history and association with the Sierra Nevada foothill town of Mariposa.
-
E.
Chico River
The Chico River is a significant waterway in the northern Philippines, known for supporting agriculture, local communities, and historical indigenous resistance to large dam projects.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | stream ⓘ |
| associatedWith |
Town of Moraga open space areas
ⓘ
local flood control infrastructure ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| contributesTo |
local natural landscape in Moraga
ⓘ
local watershed in Contra Costa County ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| drainageBasin | eastern San Francisco Bay drainage ⓘ |
| flowsGenerallyToward | San Francisco Bay via San Leandro Creek ⓘ |
| flowsThrough |
Town of Moraga, California
ⓘ
linked to:
Moraga, California
|
| hasEcosystemType | riparian corridor ⓘ |
| hasNameOrigin | named after the town of Moraga ⓘ |
| hasNearbyInstitution |
Saint Mary’s College of California (Moraga)
ⓘ
linked to:
Saint Mary's College of California
|
| locatedIn |
California
ⓘ
linked to:
California, United States
Contra Costa County, California ⓘ
linked to:
Contra Costa County
San Francisco Bay Area ⓘ Town of Moraga, California ⓘ
linked to:
Moraga, California
|
| mouthLocatedIn |
Contra Costa County, California
ⓘ
linked to:
Contra Costa County
|
| partOf | San Leandro Creek watershed ⓘ |
| region | Northern California ⓘ |
| tributaryOf | San Leandro Creek ⓘ |
| usedFor |
local recreation
ⓘ
wildlife habitat ⓘ |
| watercourseType | perennial or intermittent stream (varies by reach and season) ⓘ |
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: Moraga Creek Description of subject: Moraga Creek is a small waterway in Contra Costa County, California, that flows through the town of Moraga and contributes to the local watershed and natural landscape.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.