Red Mountain Pass
E664898
Red Mountain Pass is a high mountain pass in the San Juan Mountains of southwestern Colorado, known for its steep, scenic, and often treacherous stretch of U.S. Highway 550 between Ouray and Silverton.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Red Mountain Pass canonical | 3 |
| Red Mountain Pass vicinity | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7441643 — 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: Red Mountain Pass Context triple: [Ouray County, Colorado, contains, Red Mountain Pass]
-
A.
Milner Pass
Milner Pass is a high mountain pass in Colorado’s Rocky Mountain National Park, known for carrying a major transcontinental divide crossing and offering scenic alpine views.
-
B.
Long Tom Pass
Long Tom Pass is a scenic, mountainous road pass in South Africa’s Mpumalanga province, known for its sweeping views, misty conditions, and historical significance from the Anglo-Boer War.
-
C.
Donohue Pass
Donohue Pass is a high mountain pass in the Sierra Nevada along the John Muir Trail and Pacific Crest Trail, marking the boundary between Yosemite National Park and the Ansel Adams Wilderness.
-
D.
Donovaly Pass
Donovaly Pass is a mountain pass in central Slovakia that serves as a key transit route and popular ski and tourist area between the Low Tatra and Veľká Fatra ranges.
-
E.
Livermore Pass
Livermore Pass is a historic mountain pass in the Diablo Range of California that has long served as a key transportation route between the San Francisco Bay Area and the Central Valley.
- 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: Red Mountain Pass Target entity description: Red Mountain Pass is a high mountain pass in the San Juan Mountains of southwestern Colorado, known for its steep, scenic, and often treacherous stretch of U.S. Highway 550 between Ouray and Silverton.
-
A.
Milner Pass
Milner Pass is a high mountain pass in Colorado’s Rocky Mountain National Park, known for carrying a major transcontinental divide crossing and offering scenic alpine views.
-
B.
Long Tom Pass
Long Tom Pass is a scenic, mountainous road pass in South Africa’s Mpumalanga province, known for its sweeping views, misty conditions, and historical significance from the Anglo-Boer War.
-
C.
Donohue Pass
Donohue Pass is a high mountain pass in the Sierra Nevada along the John Muir Trail and Pacific Crest Trail, marking the boundary between Yosemite National Park and the Ansel Adams Wilderness.
-
D.
Donovaly Pass
Donovaly Pass is a mountain pass in central Slovakia that serves as a key transit route and popular ski and tourist area between the Low Tatra and Veľká Fatra ranges.
-
E.
Livermore Pass
Livermore Pass is a historic mountain pass in the Diablo Range of California that has long served as a key transportation route between the San Francisco Bay Area and the Central Valley.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf | mountain pass ⓘ |
| climate | alpine climate ⓘ |
| connects |
Ouray, Colorado
ⓘ
linked to:
Ouray
Silverton, Colorado ⓘ
linked to:
Silverton
|
| country | United States of America ⓘ |
| dangerLevelReputation | one of the more dangerous paved mountain passes in Colorado ⓘ |
| elevation |
approximately 11,018 feet
ⓘ
approximately 3,358 meters ⓘ |
| hasFeature |
exposed cliff edges
ⓘ
lack of guardrails in some sections ⓘ |
| hazard |
avalanches
ⓘ
ice ⓘ rockfalls ⓘ snow ⓘ |
| isPartOfRoute | Durango–Ouray segment of U.S. Route 550 ⓘ |
| knownFor |
avalanche danger in winter
ⓘ
scenic views ⓘ sharp curves ⓘ steep grades ⓘ treacherous driving conditions ⓘ |
| locatedIn |
Colorado
ⓘ
San Juan Mountains ⓘ Southwestern Colorado ⓘ
linked to:
southwestern Colorado
|
| locatedInAdministrativeTerritory |
Ouray County, Colorado
ⓘ
San Juan County, Colorado ⓘ |
| mountainRange | San Juan Mountains ⓘ |
| namedAfter | Red Mountain (Colorado) ⓘ |
| nearestTown |
Ouray, Colorado
ⓘ
linked to:
Ouray
Silverton, Colorado ⓘ
linked to:
Silverton
|
| partOf |
Million Dollar Highway
ⓘ
Rocky Mountains ⓘ |
| region |
Ouray County, Colorado
ⓘ
San Juan County, Colorado ⓘ |
| roadMaintenanceBy | Colorado Department of Transportation ⓘ |
| roadType | two-lane paved highway ⓘ |
| scenicBywayStatus | part of a designated scenic route ⓘ |
| seasonalConditions |
frequent winter closures or restrictions
ⓘ
heavy snowfall in winter ⓘ |
| transportationNetwork | United States Numbered Highway System ⓘ |
| traversedBy | U.S. Route 550 NERFINISHED ⓘ |
| usedFor |
scenic driving
ⓘ
tourism ⓘ vehicular transportation ⓘ |
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: Red Mountain Pass Description of subject: Red Mountain Pass is a high mountain pass in the San Juan Mountains of southwestern Colorado, known for its steep, scenic, and often treacherous stretch of U.S. Highway 550 between Ouray and Silverton.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Red Mountain Pass