Dolomieu Crater
E587251
Dolomieu Crater is the main summit caldera of the active Piton de la Fournaise volcano on Réunion Island, known for its frequent eruptions and dramatic collapses.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dolomieu Crater canonical | 2 |
| Dolomieu crater on Réunion | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6355869 — 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: Dolomieu Crater Context triple: [Piton de la Fournaise, hasCrater, Dolomieu Crater]
-
A.
Aliamanu Crater
Aliamanu Crater is a tuff cone and volcanic crater on the island of Oʻahu in Hawaii, located inland near Honolulu and now largely surrounded by urban development and military housing.
-
B.
Occator Crater
Occator Crater is a prominent impact crater on the dwarf planet Ceres, best known for its bright salt deposits that suggest past subsurface brine activity.
-
C.
Fizeau crater
Fizeau crater is a large impact crater on the far side of the Moon, named in honor of French physicist Hippolyte Fizeau.
-
D.
Olmoti Crater
Olmoti Crater is a highland volcanic caldera in northern Tanzania known for its scenic grasslands, Maasai pastoralist presence, and the Munge River waterfalls that descend into the Ngorongoro Crater.
-
E.
Empakaai Crater
Empakaai Crater is a scenic volcanic caldera in northern Tanzania renowned for its deep soda lake, steep forested walls, and abundant birdlife within the Ngorongoro ecosystem.
- 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: Dolomieu Crater Target entity description: Dolomieu Crater is the main summit caldera of the active Piton de la Fournaise volcano on Réunion Island, known for its frequent eruptions and dramatic collapses.
-
A.
Aliamanu Crater
Aliamanu Crater is a tuff cone and volcanic crater on the island of Oʻahu in Hawaii, located inland near Honolulu and now largely surrounded by urban development and military housing.
-
B.
Occator Crater
Occator Crater is a prominent impact crater on the dwarf planet Ceres, best known for its bright salt deposits that suggest past subsurface brine activity.
-
C.
Fizeau crater
Fizeau crater is a large impact crater on the far side of the Moon, named in honor of French physicist Hippolyte Fizeau.
-
D.
Olmoti Crater
Olmoti Crater is a highland volcanic caldera in northern Tanzania known for its scenic grasslands, Maasai pastoralist presence, and the Munge River waterfalls that descend into the Ngorongoro Crater.
-
E.
Empakaai Crater
Empakaai Crater is a scenic volcanic caldera in northern Tanzania renowned for its deep soda lake, steep forested walls, and abundant birdlife within the Ngorongoro ecosystem.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf | volcanic caldera ⓘ |
| access | hiking trails from Pas de Bellecombe area ⓘ |
| administrativeRegion |
French overseas department of Réunion
ⓘ
Réunion ⓘ |
| climateZone | tropical island climate ⓘ |
| continent | Africa (politically associated via Réunion Island) ⓘ |
| country | France ⓘ |
| elevationContext | located near the summit of Piton de la Fournaise ⓘ |
| eruptionFrequency | frequently active ⓘ |
| eruptionLocationRole | main vent area for recent Piton de la Fournaise eruptions ⓘ |
| eruptionProducts |
basaltic lava
ⓘ
scoria ⓘ spatter ⓘ |
| eruptionStyle | effusive basaltic eruptions ⓘ |
| formationProcess | repeated summit collapses and eruptive activity ⓘ |
| geologicalAge | Holocene ⓘ |
| hazardType |
ash emissions
ⓘ
caldera collapse ⓘ lava flows ⓘ |
| isTouristAttraction | true ⓘ |
| knownFor |
dramatic caldera collapses
ⓘ
frequent eruptions ⓘ lava lake and lava fountains during some eruptions ⓘ |
| locatedIn |
Indian Ocean
ⓘ
Réunion Island ⓘ
linked to:
Réunion
|
| locatedOn | Piton de la Fournaise ⓘ |
| management |
Réunion National Park authorities
ⓘ
linked to:
Réunion National Park administration
|
| monitoringAgency | Observatoire Volcanologique du Piton de la Fournaise ⓘ |
| namedAfter | Déodat Gratet de Dolomieu ⓘ |
| onVolcano | Piton de la Fournaise ⓘ |
| ownership |
French state
ⓘ
linked to:
French state (historically)
|
| partOf |
Piton de la Fournaise summit area
ⓘ
linked to:
Enclos Fouqué caldera
Piton de la Fournaise volcanic complex ⓘ
linked to:
Piton de la Fournaise
Réunion National Park ⓘ |
| protectedAreaStatus | within a UNESCO World Heritage Site (Pitons, cirques and remparts of Réunion Island) ⓘ |
| researchUse | natural laboratory for studying basaltic shield volcanoes ⓘ |
| surfaceFeature |
fissures and eruptive vents on the crater floor
ⓘ
lava benches and terraces ⓘ steep inner walls ⓘ |
| tectonicSetting | Réunion hotspot ⓘ |
| volcanicField | Réunion volcanic province ⓘ |
| volcanoType | shield volcano summit caldera ⓘ |
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: Dolomieu Crater Description of subject: Dolomieu Crater is the main summit caldera of the active Piton de la Fournaise volcano on Réunion Island, known for its frequent eruptions and dramatic collapses.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Dolomieu Crater