Camp 5 (on-route bivouac ledge)
E278663
Camp 5 is a well-known bivouac ledge high on El Capitan’s The Nose route, commonly used by climbers as an overnight stance during multi-day ascents.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Camp 5 (on-route bivouac ledge) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2590053 — 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: Camp 5 (on-route bivouac ledge) Context triple: [The Nose, famousFeature, Camp 5 (on-route bivouac ledge)]
-
A.
Camp 4 campground
Camp 4 campground is a historic, walk-in rock climbers’ campground in Yosemite National Park, renowned as a birthplace of modern big-wall climbing culture.
-
B.
Camp VI
Camp VI is a maximum-security detention facility within the Guantánamo Bay Naval Base used to hold detainees in highly controlled conditions.
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C.
Echo Camp
Echo Camp is a historic luxury wilderness retreat in New York’s Adirondack Mountains, exemplifying the rustic yet grand architectural style of the Adirondack Great Camps.
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D.
Ryan Campground
Ryan Campground is a popular, centrally located desert camping area in Joshua Tree National Park known for its scenic rock formations, starry night skies, and access to hiking and climbing routes.
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E.
Pantoll Campground
Pantoll Campground is a popular, first-come-first-served campground nestled in the redwood and chaparral-covered slopes of Mount Tamalpais in Marin County, California, offering access to numerous hiking trails and scenic coastal views.
- 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: Camp 5 (on-route bivouac ledge) Target entity description: Camp 5 is a well-known bivouac ledge high on El Capitan’s The Nose route, commonly used by climbers as an overnight stance during multi-day ascents.
-
A.
Camp 4 campground
Camp 4 campground is a historic, walk-in rock climbers’ campground in Yosemite National Park, renowned as a birthplace of modern big-wall climbing culture.
-
B.
Camp VI
Camp VI is a maximum-security detention facility within the Guantánamo Bay Naval Base used to hold detainees in highly controlled conditions.
-
C.
Echo Camp
Echo Camp is a historic luxury wilderness retreat in New York’s Adirondack Mountains, exemplifying the rustic yet grand architectural style of the Adirondack Great Camps.
-
D.
Ryan Campground
Ryan Campground is a popular, centrally located desert camping area in Joshua Tree National Park known for its scenic rock formations, starry night skies, and access to hiking and climbing routes.
-
E.
Pantoll Campground
Pantoll Campground is a popular, first-come-first-served campground nestled in the redwood and chaparral-covered slopes of Mount Tamalpais in Marin County, California, offering access to numerous hiking trails and scenic coastal views.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
bivouac ledge
ⓘ
climbing camp ⓘ |
| accessedBy | pitches on The Nose below Camp 5 ⓘ |
| associatedWithStyle |
aid climbing
ⓘ
big wall free climbing ⓘ |
| daytimeUse | rest stop during long leads and hauling ⓘ |
| environment | vertical granite wall ⓘ |
| followedBy | higher pitches leading toward the summit of El Capitan ⓘ |
| hasCulturalSignificance | classic Yosemite big wall milestone ⓘ |
| hasNameOrigin | fifth major camp on The Nose ⓘ |
| hasRouteType | big wall ⓘ |
| hasSurface | rock ledge ⓘ |
| isCheckpointFor | progress on multi-day Nose ascents ⓘ |
| isFixedFeatureOf |
El Capitan
ⓘ
surface form:
El Capitan southwest face
|
| isWellKnownAmong | Yosemite big wall climbers ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
United States of America ⓘ
surface form:
United States
Yosemite National Park ⓘ Yosemite Valley ⓘ |
| locatedOn |
El Capitan
ⓘ
the Nose (El Capitan climbing route) ⓘ
surface form:
The Nose (rock climb)
|
| mentionedIn | Yosemite big wall topos and guidebooks ⓘ |
| partOf | standard bivouac sequence on The Nose ⓘ |
| precededBy | lower established camps on The Nose (e.g., Camp 4) ⓘ |
| relativePositionOnRoute | high on The Nose ⓘ |
| requiresEquipment |
fixed and removable protection
ⓘ
haul bags ⓘ portaledge (when ledge space is limited) ⓘ |
| requiresSkillLevel | advanced big wall competence ⓘ |
| riskFactor | rockfall exposure typical of big walls ⓘ |
| safetyConsideration |
exposed position
ⓘ
requires secure anchor systems ⓘ |
| timeOfUse | primarily nighttime bivouacs ⓘ |
| typicalUseDuration | one night ⓘ |
| typicalUsers | multi-day Nose parties ⓘ |
| usedBy | rock climbers ⓘ |
| usedFor |
multi-day ascents
ⓘ
overnight bivouac ⓘ |
| weatherExposure |
subject to temperature variation
ⓘ
subject to wind ⓘ |
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: Camp 5 (on-route bivouac ledge) Description of subject: Camp 5 is a well-known bivouac ledge high on El Capitan’s The Nose route, commonly used by climbers as an overnight stance during multi-day ascents.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.