Bumpass Hell boardwalk
E862982
The Bumpass Hell boardwalk is a wooden trail that guides visitors safely through the largest and most active hydrothermal area in Lassen Volcanic National Park, showcasing boiling springs, fumaroles, and bubbling mud pots.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bumpass Hell boardwalk canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10438509 — 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: Bumpass Hell boardwalk Context triple: [Lassen Volcanic National Park hydrothermal system, notableSite, Bumpass Hell boardwalk]
-
A.
Bald Rock Boardwalk
Bald Rock Boardwalk is a scenic wooden walkway and overlook near the summit of Cheaha Mountain in Alabama, offering expansive views of the surrounding landscape.
-
B.
Pyramid State Recreation Area
Pyramid State Recreation Area is a large public park in southern Illinois known for its reclaimed strip-mine landscape, extensive fishing lakes, and diverse wildlife habitat.
-
C.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
-
D.
Elephant Rocks State Park
Elephant Rocks State Park is a Missouri state park famed for its giant, rounded granite boulders resembling a train of circus elephants, offering hiking, climbing, and scenic geological features.
-
E.
Roque Bluffs State Park
Roque Bluffs State Park is a coastal public recreation area in Maine known for its sandy beach, coastal trails, and views of Englishman Bay.
- 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: Bumpass Hell boardwalk Target entity description: The Bumpass Hell boardwalk is a wooden trail that guides visitors safely through the largest and most active hydrothermal area in Lassen Volcanic National Park, showcasing boiling springs, fumaroles, and bubbling mud pots.
-
A.
Bald Rock Boardwalk
Bald Rock Boardwalk is a scenic wooden walkway and overlook near the summit of Cheaha Mountain in Alabama, offering expansive views of the surrounding landscape.
-
B.
Pyramid State Recreation Area
Pyramid State Recreation Area is a large public park in southern Illinois known for its reclaimed strip-mine landscape, extensive fishing lakes, and diverse wildlife habitat.
-
C.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
-
D.
Elephant Rocks State Park
Elephant Rocks State Park is a Missouri state park famed for its giant, rounded granite boulders resembling a train of circus elephants, offering hiking, climbing, and scenic geological features.
-
E.
Roque Bluffs State Park
Roque Bluffs State Park is a coastal public recreation area in Maine known for its sandy beach, coastal trails, and views of Englishman Bay.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
boardwalk
ⓘ
tourist attraction ⓘ trail ⓘ |
| accessibleFrom | Bumpass Hell trailhead ⓘ |
| associatedWith |
geothermal activity
ⓘ
volcanic activity ⓘ |
| featureOf | largest hydrothermal area in Lassen Volcanic National Park ⓘ |
| hasMaterial | wood ⓘ |
| hasPurpose |
hydrothermal feature viewing
ⓘ
visitor safety ⓘ |
| hasSafetyFeature |
barriers
ⓘ
defined walking path ⓘ elevated walkway ⓘ |
| locatedIn |
Bumpass Hell
ⓘ
California ⓘ
linked to:
California, United States
Lassen Volcanic National Park ⓘ Shasta County, California ⓘ
linked to:
Shasta County
United States ⓘ
linked to:
United States of America
|
| managedBy |
Lassen Volcanic National Park administration
ⓘ
linked to:
Lassen Volcanic National Park
National Park Service ⓘ |
| near | Lassen Peak ⓘ |
| partOf |
Bumpass Hell trail area
ⓘ
linked to:
Bumpass Hell
|
| providesViewOf |
boiling springs
ⓘ
bubbling mud pots ⓘ fumaroles ⓘ |
| subjectOf | park interpretive materials ⓘ |
| traverses | hydrothermal area ⓘ |
| usedFor |
educational visits
ⓘ
hiking ⓘ sightseeing ⓘ |
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: Bumpass Hell boardwalk Description of subject: The Bumpass Hell boardwalk is a wooden trail that guides visitors safely through the largest and most active hydrothermal area in Lassen Volcanic National Park, showcasing boiling springs, fumaroles, and bubbling mud pots.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.