Coyote Hills Regional Park
E153653
Coyote Hills Regional Park is a scenic East Bay regional park in Fremont, California, known for its rolling hills, wetlands, wildlife viewing, and extensive hiking and biking trails along the San Francisco Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Coyote Hills Regional Park canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T1337686 — 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: Coyote Hills Regional Park Context triple: [Fremont, hasLandmark, Coyote Hills Regional Park]
-
A.
Coyote Point Recreation Area
Coyote Point Recreation Area is a popular bayside park in San Mateo, California, known for its waterfront views, picnic areas, trails, marina, and the CuriOdyssey science and wildlife center.
-
B.
Contra Loma Regional Park
Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
-
C.
Briones Regional Park
Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
-
D.
Del Valle Regional Park
Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
-
E.
Henry W. Coe State Park
Henry W. Coe State Park is a vast, rugged wilderness park in California known for its extensive backcountry, challenging trails, and diverse wildlife and landscapes.
- 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: Coyote Hills Regional Park Target entity description: Coyote Hills Regional Park is a scenic East Bay regional park in Fremont, California, known for its rolling hills, wetlands, wildlife viewing, and extensive hiking and biking trails along the San Francisco Bay.
-
A.
Coyote Point Recreation Area
Coyote Point Recreation Area is a popular bayside park in San Mateo, California, known for its waterfront views, picnic areas, trails, marina, and the CuriOdyssey science and wildlife center.
-
B.
Contra Loma Regional Park
Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
-
C.
Briones Regional Park
Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
-
D.
Del Valle Regional Park
Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
-
E.
Henry W. Coe State Park
Henry W. Coe State Park is a vast, rugged wilderness park in California known for its extensive backcountry, challenging trails, and diverse wildlife and landscapes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
park in California
ⓘ
protected area ⓘ regional park ⓘ |
| adjacentTo |
Dumbarton Bridge
ⓘ
San Francisco Bay ⓘ |
| country | United States of America ⓘ |
| hasEcosystemType |
coastal marsh
ⓘ
grassland ecosystem ⓘ wetland ecosystem ⓘ |
| hasFacility |
biking trails
ⓘ
dirt trails ⓘ hiking trails ⓘ parking lots ⓘ paved trails ⓘ picnic areas ⓘ restrooms ⓘ visitor center ⓘ |
| hasLandscapeFeature |
San Francisco Bay shoreline at Berkeley
ⓘ
surface form:
San Francisco Bay shoreline
marshes ⓘ rolling hills ⓘ wetlands ⓘ |
| hasRecreationalActivity |
bicycling
ⓘ
birdwatching ⓘ hiking ⓘ nature study ⓘ picnicking ⓘ running ⓘ |
| hasTrailType |
bayfront trails
ⓘ
hilltop trails ⓘ loop trails ⓘ |
| hasViewOf |
Dumbarton Bridge
ⓘ
San Francisco Bay ⓘ South Bay wetlands ⓘ |
| hasWildlife |
migratory birds
ⓘ
raptors ⓘ shorebirds ⓘ waterfowl ⓘ |
| knownFor |
biking
ⓘ
birdwatching ⓘ hiking ⓘ scenic views of San Francisco Bay ⓘ wildlife viewing ⓘ |
| locatedIn |
Alameda County
ⓘ
surface form:
Alameda County, California
Fremont ⓘ
surface form:
Fremont, California
San Francisco Bay Area ⓘ |
| operatedBy | East Bay Regional Park District ⓘ |
| partOf |
East Bay Regional Park District
ⓘ
surface form:
East Bay Regional Park system
|
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: Coyote Hills Regional Park Description of subject: Coyote Hills Regional Park is a scenic East Bay regional park in Fremont, California, known for its rolling hills, wetlands, wildlife viewing, and extensive hiking and biking trails along the San Francisco Bay.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Fremont, California