Johannesburg Mountain
E912883
Johannesburg Mountain is a dramatic, steep-walled peak in Washington State’s North Cascades, known for its towering relief, rugged glaciers, and prominence in views from the Cascade Pass area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Johannesburg Mountain canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T11227712 — 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: Johannesburg Mountain Context triple: [Cascade Pass, hasViewOf, Johannesburg Mountain]
-
A.
Amajuba Mountain
Amajuba Mountain is a historically significant peak in South Africa, best known as the site of the decisive Battle of Amajuba Hill during the First Anglo-Boer War.
-
B.
Muizenberg Mountain
Muizenberg Mountain is a prominent peak forming part of the Cape Peninsula’s mountainous backdrop above the seaside suburb of Muizenberg in Cape Town, South Africa.
-
C.
Mount Mtatsminda
Mount Mtatsminda is a prominent mountain overlooking Tbilisi, Georgia, known for its panoramic views, historic sites, and cultural landmarks.
-
D.
Mount Drum
Mount Drum is a prominent stratovolcano in eastern Alaska known for its steep, isolated profile and dramatic rise above the Copper River Basin.
-
E.
Maloti Mountains
The Maloti Mountains are a high, rugged mountain range in Lesotho and South Africa, known for their dramatic landscapes, high-altitude plateaus, and role as the source of major rivers in the region.
- 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: Johannesburg Mountain Target entity description: Johannesburg Mountain is a dramatic, steep-walled peak in Washington State’s North Cascades, known for its towering relief, rugged glaciers, and prominence in views from the Cascade Pass area.
-
A.
Amajuba Mountain
Amajuba Mountain is a historically significant peak in South Africa, best known as the site of the decisive Battle of Amajuba Hill during the First Anglo-Boer War.
-
B.
Muizenberg Mountain
Muizenberg Mountain is a prominent peak forming part of the Cape Peninsula’s mountainous backdrop above the seaside suburb of Muizenberg in Cape Town, South Africa.
-
C.
Mount Mtatsminda
Mount Mtatsminda is a prominent mountain overlooking Tbilisi, Georgia, known for its panoramic views, historic sites, and cultural landmarks.
-
D.
Mount Drum
Mount Drum is a prominent stratovolcano in eastern Alaska known for its steep, isolated profile and dramatic rise above the Copper River Basin.
-
E.
Maloti Mountains
The Maloti Mountains are a high, rugged mountain range in Lesotho and South Africa, known for their dramatic landscapes, high-altitude plateaus, and role as the source of major rivers in the region.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mountain
ⓘ
peak ⓘ |
| climate | marine west coast climate ⓘ |
| climbingType |
alpine climbing
ⓘ
technical mountaineering ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| drainage | Cascade River NERFINISHED ⓘ |
| elevation |
8200 ft
ⓘ
approximately 2499 m ⓘ |
| firstAscent | 1938 ⓘ |
| firstAscentBy |
Fred Beckey
ⓘ
Lyman Boyer NERFINISHED ⓘ Wes Grande ⓘ |
| geology | metamorphic rock ⓘ |
| hasFeature |
complex buttresses
ⓘ
hanging cirques ⓘ steep gullies ⓘ |
| hasGlacier |
Hanging glaciers
ⓘ
Johannesburg Glacier ⓘ |
| hasNorthFace | over 5000 ft of relief above Cascade River valley ⓘ |
| hazard |
avalanches
ⓘ
icefall ⓘ rockfall ⓘ |
| locatedIn |
North Cascades
ⓘ
Skagit County, Washington ⓘ
linked to:
Skagit County
Washington ⓘ |
| mountainRange | North Cascades ⓘ |
| namedAfter | Johannesburg, South Africa ⓘ |
| near |
Cascade Pass
ⓘ
Eldorado Peak ⓘ Sahale Mountain ⓘ |
| notableFor |
dramatic north face
ⓘ
large vertical rise above Cascade River valley ⓘ steep relief ⓘ |
| notableViewpointFor | Cascade Pass area visitors ⓘ |
| overlooks | Cascade River Road ⓘ |
| parentPeak | Magic Mountain ⓘ |
| partOf |
North Cascades National Park complex
ⓘ
linked to:
North Cascades National Park
|
| prominence | approximately 800 ft ⓘ |
| recreation |
alpine photography
ⓘ
mountaineering ⓘ |
| region | Pacific Northwest ⓘ |
| topographicMap | USGS Cascade Pass ⓘ |
| visibleFrom |
Cascade Pass
ⓘ
Sahale Arm ⓘ |
| within |
Cascade Range
ⓘ
Mount Baker–Snoqualmie National Forest ⓘ
linked to:
Mount Baker-Snoqualmie National Forest
Stephen Mather Wilderness ⓘ |
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: Johannesburg Mountain Description of subject: Johannesburg Mountain is a dramatic, steep-walled peak in Washington State’s North Cascades, known for its towering relief, rugged glaciers, and prominence in views from the Cascade Pass area.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.