Half Dome
E5007
Half Dome is a famous granite rock formation in California known for its distinctive sheer face and popular but strenuous hiking and climbing routes.
All labels observed (9)
| Label | Occurrences |
|---|---|
| Half Dome canonical | 40 |
| Direct Northwest Face of Half Dome | 1 |
| Half Dome (distant views) | 1 |
| Half Dome (distant) | 1 |
| Half Dome summit | 1 |
| Monolith, the Face of Half Dome | 1 |
| Northwest Face of Half Dome | 1 |
| Regular Northwest Face of Half Dome | 1 |
| USGS Half Dome | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12281 — 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: Half Dome Context triple: [Yosemite National Park, contains, Half Dome]
-
A.
Mount Whitney
Mount Whitney is the tallest mountain in the contiguous United States, located in the Sierra Nevada range of eastern California.
-
B.
Tioga Pass
Tioga Pass is a high mountain pass in California’s Sierra Nevada, best known as the eastern entrance to Yosemite National Park and one of the highest paved roads in the state.
-
C.
Yosemite National Park
Yosemite National Park is a renowned U.S. national park in the Sierra Nevada mountains, famous for its dramatic granite cliffs, waterfalls, giant sequoias, and diverse wilderness.
-
D.
Donner Pass
Donner Pass is a historically significant mountain pass in California’s Sierra Nevada, known for its challenging terrain, transcontinental railroad route, and the ill-fated Donner Party.
-
E.
Ojos del Salado
Ojos del Salado is a massive stratovolcano in the Andes on the Argentina–Chile border, recognized as the highest active volcano in the world.
- 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: Half Dome Target entity description: Half Dome is a famous granite rock formation in California known for its distinctive sheer face and popular but strenuous hiking and climbing routes.
-
A.
Mount Whitney
Mount Whitney is the tallest mountain in the contiguous United States, located in the Sierra Nevada range of eastern California.
-
B.
Tioga Pass
Tioga Pass is a high mountain pass in California’s Sierra Nevada, best known as the eastern entrance to Yosemite National Park and one of the highest paved roads in the state.
-
C.
Yosemite National Park
Yosemite National Park is a renowned U.S. national park in the Sierra Nevada mountains, famous for its dramatic granite cliffs, waterfalls, giant sequoias, and diverse wilderness.
-
D.
Donner Pass
Donner Pass is a historically significant mountain pass in California’s Sierra Nevada, known for its challenging terrain, transcontinental railroad route, and the ill-fated Donner Party.
-
E.
Moro Rock
Moro Rock is a prominent granite dome in California’s Sierra Nevada, famed for its steep stairway trail and sweeping views over Sequoia National Park and the Great Western Divide.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
granite dome
ⓘ
landform ⓘ rock formation ⓘ |
| climbingArea |
Yosemite Valley climbing area
ⓘ
linked to:
Yosemite Valley
|
| climbingDiscipline |
big wall climbing
ⓘ
traditional climbing ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| elevation |
about 2,694 meters above sea level
ⓘ
about 8,839 feet above sea level ⓘ |
| famousClimbingRoute |
Direct Northwest Face
ⓘ
Regular Northwest Face ⓘ Snake Dike ⓘ |
| featuredOn | former Yosemite National Park logo ⓘ |
| firstAscent | 1875 hiking ascent by George G. Anderson ⓘ |
| firstClimbingAscent | Regular Northwest Face first climbed in 1957 ⓘ |
| formationProcess |
exfoliation
ⓘ
glacial erosion ⓘ |
| geologicalAge | Cretaceous granite ⓘ |
| hasAccessRestriction |
daily hiker quota on cables
ⓘ
permit required for cable route in peak season ⓘ |
| hasFeature |
distinctive sheer northwest face
ⓘ
rounded eastern slope ⓘ subalpine summit ⓘ |
| inProtectedArea | Yosemite National Park ⓘ |
| isPartOf |
Sierra Nevada batholith
ⓘ
linked to:
Sierra Nevada
Yosemite Wilderness ⓘ |
| knownFor |
iconic profile
ⓘ
popular climbing routes ⓘ strenuous hiking route ⓘ |
| locatedIn |
Mariposa County, California
ⓘ
linked to:
Mariposa County
Sierra Nevada ⓘ Yosemite National Park ⓘ |
| managedBy |
U.S. National Park Service
ⓘ
linked to:
National Park Service
|
| material | granite ⓘ |
| mountainRange | Sierra Nevada ⓘ |
| nearbyFeature |
Liberty Cap
ⓘ
Nevada Fall ⓘ Tenaya Canyon ⓘ |
| overlooks | Yosemite Valley ⓘ |
| prominence |
about 1,444 feet
ⓘ
about 440 meters ⓘ |
| season | main hiking season late spring to early fall ⓘ |
| standardHikingRoute |
Mist Trail and John Muir Trail to Sub Dome
ⓘ
cable route on east slope ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| summitElevationGain |
about 1,463 meters from Yosemite Valley floor
ⓘ
about 4,800 feet from Yosemite Valley floor ⓘ |
| touristAttraction | major attraction of Yosemite National Park ⓘ |
| viewpointFrom |
Glacier Point
ⓘ
Tunnel View ⓘ |
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: Half Dome Description of subject: Half Dome is a famous granite rock formation in California known for its distinctive sheer face and popular but strenuous hiking and climbing routes.
Referenced by (48)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Half Dome
linked to: Half Dome
linked to: Half Dome
linked to: Half Dome
linked to: Half Dome
linked to: Half Dome
subject linked to:
Mike Sherrick
subject linked to:
Chris Fredericks
linked to: Half Dome
linked to: Half Dome