South Pass
E111967
South Pass is a broad, gently sloping mountain pass in the Rocky Mountains of Wyoming that served as a crucial gateway for westward migration in 19th-century America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| South Pass canonical | 2 |
| South Pass, Wyoming | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T920278 — 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: South Pass Context triple: [Oregon Trail, notableLandmark, South Pass]
-
A.
Cajon Pass
Cajon Pass is a major mountain pass in Southern California that serves as a critical transportation corridor linking the Los Angeles Basin with the Mojave Desert and points east.
-
B.
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.
-
C.
Anaktuvuk Pass
Anaktuvuk Pass is a remote Iñupiat village in northern Alaska, situated in a mountain pass of the Brooks Range and known as a gateway to Arctic wilderness.
-
D.
Pacheco Pass
Pacheco Pass is a mountain pass in central California that provides a key transportation route through the Diablo Range between the Santa Clara Valley and the San Joaquin Valley.
-
E.
Forester Pass
Forester Pass is a high mountain pass in the Sierra Nevada of California, renowned as the loftiest point along the Pacific Crest Trail and a challenging milestone for long-distance hikers.
- 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: South Pass Target entity description: South Pass is a broad, gently sloping mountain pass in the Rocky Mountains of Wyoming that served as a crucial gateway for westward migration in 19th-century America.
-
A.
Cajon Pass
Cajon Pass is a major mountain pass in Southern California that serves as a critical transportation corridor linking the Los Angeles Basin with the Mojave Desert and points east.
-
B.
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.
-
C.
Anaktuvuk Pass
Anaktuvuk Pass is a remote Iñupiat village in northern Alaska, situated in a mountain pass of the Brooks Range and known as a gateway to Arctic wilderness.
-
D.
Pacheco Pass
Pacheco Pass is a mountain pass in central California that provides a key transportation route through the Diablo Range between the Santa Clara Valley and the San Joaquin Valley.
-
E.
Forester Pass
Forester Pass is a high mountain pass in the Sierra Nevada of California, renowned as the loftiest point along the Pacific Crest Trail and a challenging milestone for long-distance hikers.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
geographic feature
ⓘ
mountain pass ⓘ |
| associatedWith |
Jedediah Smith
ⓘ
Thomas Fitzpatrick ⓘ |
| category |
California Trail sites
ⓘ
Landforms of Fremont County, Wyoming ⓘ Mormon Trail sites ⓘ Mountain passes of Wyoming ⓘ Oregon Trail ⓘ
surface form:
Oregon Trail sites
|
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Continental Divide
ⓘ
surface form:
Continental Divide of the Americas
|
| directionOfMigration | east-to-west ⓘ |
| discoveredByEuropeans | fur traders ⓘ |
| elevation |
approximately 2250 meters
ⓘ
approximately 7400 feet ⓘ |
| featureOf |
Oregon Trail
ⓘ
surface form:
Overland trails to the Pacific Northwest
|
| heritageStatus | National Historic Landmark ⓘ |
| historicalRole |
key crossing of the Continental Divide for emigrant wagon trains
ⓘ
major gateway for westward migration in the 19th century ⓘ |
| knownFor |
low elevation compared to other Rocky Mountain passes
ⓘ
relatively easy wagon crossing ⓘ strategic importance in opening the American West ⓘ |
| locatedIn |
Rocky Mountains
ⓘ
United States of America ⓘ
surface form:
United States
Wyoming ⓘ |
| locatedInAdministrativeEntity |
Fremont County, Wyoming
ⓘ
Sublette County, Wyoming ⓘ |
| mountainRange | Rocky Mountains ⓘ |
| onRoute |
U.S. Route 26 (nearby access)
ⓘ
surface form:
U.S. Highway 28 (nearby modern route)
|
| partOf |
California Trail
ⓘ
Mormon Trail ⓘ Oregon Trail ⓘ Pony Express National Historic Trail ⓘ
surface form:
Pony Express route
|
| state | Wyoming ⓘ |
| terrain |
broad
ⓘ
gently sloping ⓘ |
| timePeriodOfGreatestUse | mid-19th century ⓘ |
| transportModeHistorically |
horseback
ⓘ
stagecoaches ⓘ wagon trains ⓘ |
| usedBy |
California Gold Rush migrants
ⓘ
Mormon pioneers ⓘ Oregon Trail ⓘ
surface form:
Oregon Trail emigrants
Pony Express ⓘ
surface form:
Pony Express riders
fur traders ⓘ mountain men ⓘ |
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: South Pass Description of subject: South Pass is a broad, gently sloping mountain pass in the Rocky Mountains of Wyoming that served as a crucial gateway for westward migration in 19th-century America.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
South Pass, Wyoming