Cucamonga-Guasti Regional Park
E289077
Cucamonga-Guasti Regional Park is a public recreational area in Rancho Cucamonga, California, featuring lakes, picnic areas, and outdoor activities for visitors.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cucamonga-Guasti Regional Park canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2636511 — 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: Cucamonga-Guasti Regional Park Context triple: [Rancho Cucamonga, California, hasLandmark, Cucamonga-Guasti Regional Park]
-
A.
Yucaipa Regional Park
Yucaipa Regional Park is a public recreational area in Yucaipa, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Yorba Regional Park
Yorba Regional Park is a large public park in Anaheim, California, known for its lakes, picnic areas, and extensive recreational facilities along the Santa Ana 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: Cucamonga-Guasti Regional Park Target entity description: Cucamonga-Guasti Regional Park is a public recreational area in Rancho Cucamonga, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
A.
Yucaipa Regional Park
Yucaipa Regional Park is a public recreational area in Yucaipa, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Yorba Regional Park
Yorba Regional Park is a large public park in Anaheim, California, known for its lakes, picnic areas, and extensive recreational facilities along the Santa Ana River.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
public park
ⓘ
recreational area ⓘ regional park ⓘ |
| category |
Parks in San Bernardino County, California
ⓘ
Protected areas of San Bernardino County, California ⓘ Tourist attractions in San Bernardino County, California ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasActivity |
family recreation
ⓘ
fishing ⓘ picnicking ⓘ walking ⓘ |
| hasAmenity |
barbecue grills
ⓘ
children's play areas ⓘ open grassy areas ⓘ parking areas ⓘ picnic shelters ⓘ restrooms ⓘ walking paths ⓘ |
| hasFeature |
lakes
ⓘ
outdoor recreation facilities ⓘ picnic areas ⓘ |
| hasType | day-use park ⓘ |
| locatedIn |
Rancho Cucamonga, California
ⓘ
San Bernardino County ⓘ
surface form:
San Bernardino County, California
|
| operatedBy |
San Bernardino County Regional Parks
ⓘ
surface form:
San Bernardino County Regional Parks Department
|
| ownedBy |
San Bernardino County
ⓘ
surface form:
County of San Bernardino
|
| publicAccess | yes ⓘ |
| 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: Cucamonga-Guasti Regional Park Description of subject: Cucamonga-Guasti Regional Park is a public recreational area in Rancho Cucamonga, California, featuring lakes, picnic areas, and outdoor activities for visitors.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.