Lone Oak picnic area
E842528
Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lone Oak picnic area canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10121058 — 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: Lone Oak picnic area Context triple: [Tilden Regional Park, hasPart, Lone Oak picnic area]
-
A.
Hidden Valley picnic area
Hidden Valley picnic area is a designated outdoor spot near Hidden Valley Trail that offers facilities for resting, picnicking, and accessing the surrounding natural scenery.
-
B.
Sunken Meadow Picnic Area
Sunken Meadow Picnic Area is a designated outdoor gathering and dining spot within Randall's Island Park, offering space for picnics and recreational activities.
-
C.
Terry Trueblood Recreation Area
Terry Trueblood Recreation Area is a public outdoor park and recreation area in Iowa City, Iowa, featuring a lake, trails, and facilities for activities like boating, fishing, and picnicking.
-
D.
Hap Magee Ranch Park
Hap Magee Ranch Park is a community park in Alamo, California, known for its open spaces, playgrounds, and family- and dog-friendly recreational amenities.
-
E.
Spring Creek Recreation Area
Spring Creek Recreation Area is a public outdoor recreation site on the shores of Lake Sharpe in South Dakota, offering camping, boating, fishing, and other water-based activities.
- 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: Lone Oak picnic area Target entity description: Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
-
A.
Hidden Valley picnic area
Hidden Valley picnic area is a designated outdoor spot near Hidden Valley Trail that offers facilities for resting, picnicking, and accessing the surrounding natural scenery.
-
B.
Sunken Meadow Picnic Area
Sunken Meadow Picnic Area is a designated outdoor gathering and dining spot within Randall's Island Park, offering space for picnics and recreational activities.
-
C.
Terry Trueblood Recreation Area
Terry Trueblood Recreation Area is a public outdoor park and recreation area in Iowa City, Iowa, featuring a lake, trails, and facilities for activities like boating, fishing, and picnicking.
-
D.
Hap Magee Ranch Park
Hap Magee Ranch Park is a community park in Alamo, California, known for its open spaces, playgrounds, and family- and dog-friendly recreational amenities.
-
E.
Spring Creek Recreation Area
Spring Creek Recreation Area is a public outdoor recreation site on the shores of Lake Sharpe in South Dakota, offering camping, boating, fishing, and other water-based activities.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf | picnic area ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasAccess | Canyon Drive ⓘ |
| hasActivity |
family gatherings
ⓘ
group picnics ⓘ hiking access ⓘ nature observation ⓘ |
| hasEnvironment |
grassland
ⓘ
oak woodland ⓘ |
| hasFeature |
barbecue grills
ⓘ
lawn areas ⓘ parking area ⓘ picnic tables ⓘ restrooms ⓘ |
| hasRegulation |
day-use only
ⓘ
dogs must be leashed in developed areas ⓘ no overnight camping ⓘ |
| hasUse |
day use
ⓘ
group gatherings ⓘ outdoor recreation ⓘ picnicking ⓘ |
| hasView | Berkeley Hills ⓘ |
| isWithinProtectedArea | Tilden Regional Park ⓘ |
| locatedIn |
Alameda County, California
ⓘ
linked to:
Alameda County
Berkeley Hills ⓘ California ⓘ
linked to:
California, United States
San Francisco Bay Area ⓘ Tilden Regional Park ⓘ United States ⓘ
linked to:
United States of America
|
| near |
Inspiration Point (Tilden Regional Park)
ⓘ
linked to:
Tilden Regional Park
Laurel picnic area ⓘ Tilden Nature Area ⓘ
linked to:
Tilden Regional Park
Tilden Park Environmental Education Center ⓘ
linked to:
Tilden Regional Park
Wildcat Creek ⓘ |
| openTo | public ⓘ |
| operator | East Bay Regional Park District ⓘ |
| partOf | East Bay Regional Park District ⓘ |
| region | East Bay ⓘ |
| typicalUseHours | daytime ⓘ |
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: Lone Oak picnic area Description of subject: Lone Oak picnic area is a designated outdoor gathering and recreation spot within Tilden Regional Park in the Berkeley Hills of the San Francisco Bay Area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.