Marion Mountain Trailhead
E533863
Marion Mountain Trailhead is a popular starting point for steep, high-elevation hikes into the San Jacinto Mountains, including summit routes up San Jacinto Peak in Southern California.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Marion Mountain Trail | 4 |
| Marion Mountain Trailhead canonical | 3 |
| Marion Mountain trailhead | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5583993 — 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: Marion Mountain Trailhead Context triple: [San Jacinto Peak, hasTrailhead, Marion Mountain Trailhead]
-
A.
Vivian Creek Trailhead
Vivian Creek Trailhead is a popular and steep starting point for hikers ascending Southern California’s highest peak, Mount San Gorgonio, in the San Bernardino Mountains.
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B.
John B. Yeon Trailhead
John B. Yeon Trailhead is a popular access point in the Columbia River Gorge that serves as a starting location for hikes to scenic waterfalls and forested canyon trails.
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C.
South Fork Trailhead
South Fork Trailhead is a primary access point for hikers and backpackers heading into the Mount San Gorgonio wilderness area in Southern California.
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D.
Pine Mountain Trail
Pine Mountain Trail is a popular long-distance hiking route in western Georgia known for its scenic ridges, hardwood forests, and overlooks within and around F.D. Roosevelt State Park.
-
E.
Kearsarge Pass trailhead
Kearsarge Pass trailhead is a popular Eastern Sierra starting point for hikers and backpackers accessing high-alpine lakes, Kearsarge Pass, and the John Muir Wilderness.
- 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: Marion Mountain Trailhead Target entity description: Marion Mountain Trailhead is a popular starting point for steep, high-elevation hikes into the San Jacinto Mountains, including summit routes up San Jacinto Peak in Southern California.
-
A.
Vivian Creek Trailhead
Vivian Creek Trailhead is a popular and steep starting point for hikers ascending Southern California’s highest peak, Mount San Gorgonio, in the San Bernardino Mountains.
-
B.
John B. Yeon Trailhead
John B. Yeon Trailhead is a popular access point in the Columbia River Gorge that serves as a starting location for hikes to scenic waterfalls and forested canyon trails.
-
C.
South Fork Trailhead
South Fork Trailhead is a primary access point for hikers and backpackers heading into the Mount San Gorgonio wilderness area in Southern California.
-
D.
Pine Mountain Trail
Pine Mountain Trail is a popular long-distance hiking route in western Georgia known for its scenic ridges, hardwood forests, and overlooks within and around F.D. Roosevelt State Park.
-
E.
Kearsarge Pass trailhead
Kearsarge Pass trailhead is a popular Eastern Sierra starting point for hikers and backpackers accessing high-alpine lakes, Kearsarge Pass, and the John Muir Wilderness.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
hiking trailhead
ⓘ
trailhead ⓘ |
| accesses |
Marion Mountain Trail
NERFINISHED
ⓘ
Mount San Jacinto State Park NERFINISHED ⓘ San Bernardino National Forest NERFINISHED ⓘ San Jacinto Peak NERFINISHED ⓘ |
| activitySeason | year-round with seasonal snow conditions ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| feature |
access to steep ascent routes
ⓘ
trailhead signage ⓘ |
| hasCharacteristic |
high-elevation hiking
ⓘ
steep access route ⓘ |
| hazard |
altitude-related difficulty
ⓘ
steep grades ⓘ |
| locatedIn |
Riverside County
ⓘ
surface form:
Riverside County, California
San Jacinto Mountains NERFINISHED ⓘ Southern California ⓘ |
| managingAgency | U.S. Forest Service NERFINISHED ⓘ |
| mountainRange | San Jacinto Mountains NERFINISHED ⓘ |
| near | Idyllwild, California NERFINISHED ⓘ |
| parking | designated parking area at trailhead ⓘ |
| popularity | popular starting point for San Jacinto Peak hikes ⓘ |
| primaryDestination | San Jacinto Peak summit NERFINISHED ⓘ |
| region | Inland Empire region of Southern California NERFINISHED ⓘ |
| requires | wilderness permit for some hikes ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| terrain | mountainous terrain ⓘ |
| trailSystem | Marion Mountain Trail to San Jacinto Peak NERFINISHED ⓘ |
| usedFor |
backpacking
ⓘ
hiking ⓘ summit attempts of San Jacinto Peak ⓘ |
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: Marion Mountain Trailhead Description of subject: Marion Mountain Trailhead is a popular starting point for steep, high-elevation hikes into the San Jacinto Mountains, including summit routes up San Jacinto Peak in Southern California.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Marion Mountain Trail
this entity surface form:
Marion Mountain Trail
this entity surface form:
Marion Mountain trailhead
this entity surface form:
Marion Mountain Trail
this entity surface form:
Marion Mountain Trail