Alum Rock Park
E107364
Alum Rock Park is a historic municipal park in San Jose, California, known for its rugged canyon landscapes, mineral springs, and extensive hiking trails in the foothills of the Diablo Range.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alum Rock Park canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T779634 — 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: Alum Rock Park Context triple: [Diablo Range, contains, Alum Rock Park]
-
A.
Runyon Canyon Park
Runyon Canyon Park is a popular urban hiking and dog-walking park in the Hollywood Hills offering scenic trails and panoramic views of Los Angeles.
-
B.
Ina Coolbrith Park
Ina Coolbrith Park is a small, terraced public park in San Francisco known for its panoramic views of the city skyline and Bay.
-
C.
Lomond Hills Regional Park
Lomond Hills Regional Park is a protected natural area in Fife, Scotland, known for its scenic upland landscapes, walking trails, and wildlife habitats around the Lomond Hills.
-
D.
Griffith Park
Griffith Park is a large urban park in Los Angeles known for its hiking trails, scenic overlooks, and cultural landmarks such as the Griffith Observatory and the Los Angeles Zoo.
-
E.
Barnsdall Art Park
Barnsdall Art Park is a historic cultural complex in Los Angeles known for its art galleries, theater spaces, and Frank Lloyd Wright–designed Hollyhock House.
- 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: Alum Rock Park Target entity description: Alum Rock Park is a historic municipal park in San Jose, California, known for its rugged canyon landscapes, mineral springs, and extensive hiking trails in the foothills of the Diablo Range.
-
A.
Runyon Canyon Park
Runyon Canyon Park is a popular urban hiking and dog-walking park in the Hollywood Hills offering scenic trails and panoramic views of Los Angeles.
-
B.
Ina Coolbrith Park
Ina Coolbrith Park is a small, terraced public park in San Francisco known for its panoramic views of the city skyline and Bay.
-
C.
Lomond Hills Regional Park
Lomond Hills Regional Park is a protected natural area in Fife, Scotland, known for its scenic upland landscapes, walking trails, and wildlife habitats around the Lomond Hills.
-
D.
Griffith Park
Griffith Park is a large urban park in Los Angeles known for its hiking trails, scenic overlooks, and cultural landmarks such as the Griffith Observatory and the Los Angeles Zoo.
-
E.
Barnsdall Art Park
Barnsdall Art Park is a historic cultural complex in Los Angeles known for its art galleries, theater spaces, and Frank Lloyd Wright–designed Hollyhock House.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
municipal park
ⓘ
public park ⓘ urban park ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasFacility |
barbecue pits
ⓘ
bridges over Penitencia Creek ⓘ parking lots ⓘ picnic shelters ⓘ restrooms ⓘ |
| hasFeature |
historic structures
ⓘ
interpretive signs ⓘ stone grottos around mineral springs ⓘ |
| hasHistoricalUse |
health spa destination
ⓘ
mineral springs resort ⓘ |
| hasLandscapeFeature |
Penitencia Creek
ⓘ
mineral springs ⓘ rock formations ⓘ rugged canyon ⓘ wooded hillsides ⓘ |
| hasNaturalFeature |
Diablo Range
ⓘ
surface form:
Diablo Range foothills
|
| hasRecreationalFeature |
biking trails
ⓘ
equestrian trails ⓘ group picnic sites ⓘ hiking trails ⓘ picnic areas ⓘ playground ⓘ visitor center ⓘ |
| hasTrail |
Eagle Rock Trail
ⓘ
North Rim Trail ⓘ Penitencia Creek Trail ⓘ South Rim Trail ⓘ Todd Quick Trail ⓘ |
| hasVegetation |
chaparral
ⓘ
oak woodland ⓘ riparian vegetation ⓘ |
| hasWildlife |
bobcats
ⓘ
coyotes ⓘ deer ⓘ raptors ⓘ |
| isPopularFor |
day hiking
ⓘ
family picnics ⓘ nature study ⓘ wildlife viewing ⓘ |
| locatedIn |
Alum Rock Canyon
ⓘ
California, United States ⓘ
surface form:
California
Diablo Range ⓘ
surface form:
Diablo Range foothills
San Jose ⓘ
surface form:
San Jose, California
Santa Clara County ⓘ
surface form:
Santa Clara County, California
|
| operatedBy | San José Department of Parks, Recreation and Neighborhood Services ⓘ |
| ownedBy |
San Jose
ⓘ
surface form:
City of San José
|
| partOf | City of San José 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: Alum Rock Park Description of subject: Alum Rock Park is a historic municipal park in San Jose, California, known for its rugged canyon landscapes, mineral springs, and extensive hiking trails in the foothills of the Diablo Range.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.