Mitchell Canyon Staging Area
E852266
Mitchell Canyon Staging Area is a primary access and parking point for hikers and visitors entering the Mitchell Canyon area of Mount Diablo State Park in California.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mitchell Canyon | 2 |
| Mitchell Canyon Staging Area canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10289869 — 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: Mitchell Canyon Staging Area Context triple: [Mitchell Canyon Trail, hasTrailheadAt, Mitchell Canyon Staging Area]
-
A.
Trabuco Canyon
Trabuco Canyon is a rugged, scenic canyon and unincorporated community in Orange County, California, known for its hiking trails, oak woodlands, and rural character within the foothills of the Santa Ana Mountains.
-
B.
Mitchell Canyon Trail
Mitchell Canyon Trail is a popular hiking route on Mount Diablo in California, known for its scenic canyon views, wildflowers, and access to the mountain’s summit area.
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C.
Santa Ana Canyon
Santa Ana Canyon is a major river gorge and transportation corridor in Southern California that cuts through the Santa Ana Mountains, linking inland communities with the coastal region.
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D.
San Dimas Canyon Park
San Dimas Canyon Park is a natural recreation area in San Dimas, California, featuring hiking trails, picnic spots, and scenic foothill landscapes.
-
E.
La Cañada Flintridge
La Cañada Flintridge is a small, affluent suburban city in Los Angeles County, California, known for its excellent schools, residential character, and proximity to the Angeles National Forest.
- 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: Mitchell Canyon Staging Area Target entity description: Mitchell Canyon Staging Area is a primary access and parking point for hikers and visitors entering the Mitchell Canyon area of Mount Diablo State Park in California.
-
A.
Trabuco Canyon
Trabuco Canyon is a rugged, scenic canyon and unincorporated community in Orange County, California, known for its hiking trails, oak woodlands, and rural character within the foothills of the Santa Ana Mountains.
-
B.
Mitchell Canyon Trail
Mitchell Canyon Trail is a popular hiking route on Mount Diablo in California, known for its scenic canyon views, wildflowers, and access to the mountain’s summit area.
-
C.
Santa Ana Canyon
Santa Ana Canyon is a major river gorge and transportation corridor in Southern California that cuts through the Santa Ana Mountains, linking inland communities with the coastal region.
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D.
San Dimas Canyon Park
San Dimas Canyon Park is a natural recreation area in San Dimas, California, featuring hiking trails, picnic spots, and scenic foothill landscapes.
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E.
La Cañada Flintridge
La Cañada Flintridge is a small, affluent suburban city in Los Angeles County, California, known for its excellent schools, residential character, and proximity to the Angeles National Forest.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
parking area
ⓘ
trailhead ⓘ visitor access point ⓘ |
| accessBy | Mitchell Canyon Road ⓘ |
| accessPolicy |
day-use fee required
ⓘ
subject to Mount Diablo State Park regulations ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| county | Contra Costa County ⓘ |
| feature |
fee collection box
ⓘ
information kiosk ⓘ parking lot ⓘ picnic tables ⓘ restrooms ⓘ self-registration station ⓘ trailhead signage ⓘ |
| hasAccessTo |
Back Creek Trail
ⓘ
Deer Flat Road ⓘ Eagle Peak Trail ⓘ Mitchell Canyon Road ⓘ Mitchell Canyon Trail ⓘ Mount Diablo State Park trail network ⓘ
linked to:
Mount Diablo State Park
|
| locatedIn |
California
ⓘ
linked to:
California, United States
Contra Costa County, California ⓘ
linked to:
Contra Costa County
Mitchell Canyon ⓘ
linked to:
Mitchell Canyon Staging Area
Mount Diablo State Park ⓘ United States ⓘ
linked to:
United States of America
|
| near | Clayton, California ⓘ |
| notableFor |
access to Mount Diablo’s north side trails
ⓘ
scenic canyon access ⓘ |
| operator | California Department of Parks and Recreation ⓘ |
| parkingType |
automobile parking
ⓘ
horse trailer parking ⓘ |
| partOf | Mount Diablo State Park ⓘ |
| partOfProtectedArea | Mount Diablo State Park ⓘ |
| primaryUse | day use ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| trailSystem | Mount Diablo State Park trail system ⓘ |
| usedBy |
equestrians
ⓘ
hikers ⓘ nature observers ⓘ trail runners ⓘ |
| usedFor |
hiking access
ⓘ
trail access ⓘ visitor parking ⓘ |
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: Mitchell Canyon Staging Area Description of subject: Mitchell Canyon Staging Area is a primary access and parking point for hikers and visitors entering the Mitchell Canyon area of Mount Diablo State Park in California.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mitchell Canyon Staging Area
linked to: Mitchell Canyon Staging Area