Ptarmigan Tunnel Trail
E706662
Ptarmigan Tunnel Trail is a popular high-elevation hiking route in Glacier National Park known for its dramatic alpine scenery, wildlife viewing, and passage through the historic Ptarmigan Tunnel.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ptarmigan Tunnel Trail canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8039879 — 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: Ptarmigan Tunnel Trail Context triple: [Many Glacier, hasTrailhead, Ptarmigan Tunnel Trail]
-
A.
Widforss Trail
Widforss Trail is a scenic hiking route on the North Rim of Grand Canyon National Park, known for its forested paths and expansive canyon overlooks.
-
B.
Carthew-Alderson Trail
The Carthew-Alderson Trail is a popular alpine hiking route in Alberta’s Rocky Mountains known for its dramatic ridgelines, lakes, and panoramic views within Waterton Lakes National Park.
-
C.
Black Tusk Trail
Black Tusk Trail is a popular alpine hiking route in British Columbia, Canada, leading to the iconic Black Tusk volcanic pinnacle within Garibaldi Provincial Park.
-
D.
Glen Aulin Trail
Glen Aulin Trail is a popular hiking route in Yosemite National Park that follows the Tuolumne River past waterfalls and granite scenery to the Glen Aulin High Sierra Camp.
-
E.
Saddle Rock Trail
Saddle Rock Trail is a popular hiking path in Scotts Bluff National Monument that climbs the bluffs for scenic views of the surrounding Nebraska landscape.
- 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: Ptarmigan Tunnel Trail Target entity description: Ptarmigan Tunnel Trail is a popular high-elevation hiking route in Glacier National Park known for its dramatic alpine scenery, wildlife viewing, and passage through the historic Ptarmigan Tunnel.
-
A.
Widforss Trail
Widforss Trail is a scenic hiking route on the North Rim of Grand Canyon National Park, known for its forested paths and expansive canyon overlooks.
-
B.
Carthew-Alderson Trail
The Carthew-Alderson Trail is a popular alpine hiking route in Alberta’s Rocky Mountains known for its dramatic ridgelines, lakes, and panoramic views within Waterton Lakes National Park.
-
C.
Black Tusk Trail
Black Tusk Trail is a popular alpine hiking route in British Columbia, Canada, leading to the iconic Black Tusk volcanic pinnacle within Garibaldi Provincial Park.
-
D.
Glen Aulin Trail
Glen Aulin Trail is a popular hiking route in Yosemite National Park that follows the Tuolumne River past waterfalls and granite scenery to the Glen Aulin High Sierra Camp.
-
E.
Saddle Rock Trail
Saddle Rock Trail is a popular hiking path in Scotts Bluff National Monument that climbs the bluffs for scenic views of the surrounding Nebraska landscape.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | hiking trail ⓘ |
| accessPoint |
Many Glacier area
ⓘ
linked to:
Many Glacier
|
| hasActivitySeason |
early fall
ⓘ
summer ⓘ |
| hasAttraction |
dramatic mountain views
ⓘ
historic tunnel ⓘ |
| hasElevation | high-elevation ⓘ |
| hasEnvironment | alpine scenery ⓘ |
| hasFeature | Ptarmigan Tunnel ⓘ |
| hasReputation | popular hiking route ⓘ |
| hasRisk |
bear encounters
ⓘ
snow and ice at higher elevations ⓘ |
| hasSurface |
dirt
ⓘ
rock ⓘ |
| hasWildlife |
bears
ⓘ
bighorn sheep ⓘ deer ⓘ mountain goats ⓘ |
| locatedIn |
Glacier National Park
ⓘ
Montana ⓘ United States ⓘ
linked to:
United States of America
|
| managedBy |
U.S. National Park Service
ⓘ
linked to:
National Park Service
|
| near |
Many Glacier Hotel
ⓘ
Ptarmigan Lake NERFINISHED ⓘ |
| partOf | trail system of Glacier National Park ⓘ |
| passesThrough | Ptarmigan Tunnel ⓘ |
| requires | backcountry preparedness ⓘ |
| usedFor |
hiking
ⓘ
wildlife viewing ⓘ |
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: Ptarmigan Tunnel Trail Description of subject: Ptarmigan Tunnel Trail is a popular high-elevation hiking route in Glacier National Park known for its dramatic alpine scenery, wildlife viewing, and passage through the historic Ptarmigan Tunnel.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.