Sangihe volcanic arc
E1019531
The Sangihe volcanic arc is a chain of active and dormant volcanoes in northern Indonesia formed by the subduction of the Molucca Sea Plate beneath the Sangihe Plate.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Sangihe volcanic arc canonical | 5 |
| Sangihe Islands arc | 1 |
| Sangihe arc | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13093831 — 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: Sangihe volcanic arc Context triple: [Mount Lokon, partOf, Sangihe volcanic arc]
-
A.
Sunda Arc
The Sunda Arc is a major volcanic island arc in Indonesia formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate, hosting numerous active volcanoes across Sumatra, Java, and the Lesser Sunda Islands.
-
B.
Bougainville volcanic arc
The Bougainville volcanic arc is a chain of active and dormant volcanoes in the northern Solomon Islands region, formed by subduction-related tectonic processes along the Pacific plate boundary.
-
C.
Sunda volcanic complex
The Sunda volcanic complex is a major volcanic region in West Java, Indonesia, comprising several stratovolcanoes and associated geological features that shape the area’s landscape and ecosystems.
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D.
Mariana volcanic arc
The Mariana volcanic arc is a chain of active and dormant volcanoes in the western Pacific Ocean formed by the subduction of the Pacific Plate beneath the Philippine Sea Plate.
-
E.
New Hebrides volcanic arc
The New Hebrides volcanic arc is a chain of active and dormant volcanoes in the South Pacific formed by the subduction of the Australian Plate beneath the Pacific Plate, running through Vanuatu and surrounding islands.
- 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: Sangihe volcanic arc Target entity description: The Sangihe volcanic arc is a chain of active and dormant volcanoes in northern Indonesia formed by the subduction of the Molucca Sea Plate beneath the Sangihe Plate.
-
A.
Sunda Arc
The Sunda Arc is a major volcanic island arc in Indonesia formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate, hosting numerous active volcanoes across Sumatra, Java, and the Lesser Sunda Islands.
-
B.
Bougainville volcanic arc
The Bougainville volcanic arc is a chain of active and dormant volcanoes in the northern Solomon Islands region, formed by subduction-related tectonic processes along the Pacific plate boundary.
-
C.
Sunda volcanic complex
The Sunda volcanic complex is a major volcanic region in West Java, Indonesia, comprising several stratovolcanoes and associated geological features that shape the area’s landscape and ecosystems.
-
D.
Mariana volcanic arc
The Mariana volcanic arc is a chain of active and dormant volcanoes in the western Pacific Ocean formed by the subduction of the Pacific Plate beneath the Philippine Sea Plate.
-
E.
New Hebrides volcanic arc
The New Hebrides volcanic arc is a chain of active and dormant volcanoes in the South Pacific formed by the subduction of the Australian Plate beneath the Pacific Plate, running through Vanuatu and surrounding islands.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
subduction-related volcanic arc
ⓘ
volcanic arc ⓘ |
| administrativeRegion | North Sulawesi Province NERFINISHED ⓘ |
| country | Indonesia ⓘ |
| formedBySubductionOf | Molucca Sea Plate NERFINISHED ⓘ |
| geologicalAge | Cenozoic ⓘ |
| geologicalProcess | oceanic plate subduction ⓘ |
| hasVolcano |
Ambang
NERFINISHED
ⓘ
Awu NERFINISHED ⓘ Banua Wuhu NERFINISHED ⓘ Karangetang NERFINISHED ⓘ Lokon-Empung NERFINISHED ⓘ Mahawu NERFINISHED ⓘ Ruang NERFINISHED ⓘ Sempu NERFINISHED ⓘ Soputan NERFINISHED ⓘ Tangkoko NERFINISHED ⓘ Tongkoko-Duasudara NERFINISHED ⓘ |
| hasVolcanoStatus |
active volcano
ⓘ
dormant volcano ⓘ |
| hasVolcanoType | stratovolcano ⓘ |
| hazardType |
ash fall
ⓘ
explosive eruptions ⓘ lahars ⓘ pyroclastic flows ⓘ |
| locatedIn |
Sangihe Islands
NERFINISHED
ⓘ
Southeast Asia ⓘ Sulawesi region NERFINISHED ⓘ northern Indonesia ⓘ |
| magmaComposition |
andesitic
ⓘ
basaltic-andesitic ⓘ calc-alkaline ⓘ |
| namedAfter | Sangihe Islands NERFINISHED ⓘ |
| nearbySea |
Celebes Sea
NERFINISHED
ⓘ
Molucca Sea NERFINISHED ⓘ |
| orientedAlong | north–south trend ⓘ |
| overridingPlate | Sangihe Plate NERFINISHED ⓘ |
| partOf |
Pacific Ring of Fire
ⓘ
Sunda–Banda–Sangihe volcanic system NERFINISHED ⓘ |
| region | Molucca Sea collision zone NERFINISHED ⓘ |
| relatedTo | Halmahera volcanic arc NERFINISHED ⓘ |
| separates |
Celebes Sea
NERFINISHED
ⓘ
Molucca Sea NERFINISHED ⓘ |
| subductionDirection | westward subduction of Molucca Sea Plate beneath Sangihe Plate ⓘ |
| tectonicSetting | convergent plate boundary ⓘ |
| volcanismType | island arc volcanism ⓘ |
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: Sangihe volcanic arc Description of subject: The Sangihe volcanic arc is a chain of active and dormant volcanoes in northern Indonesia formed by the subduction of the Molucca Sea Plate beneath the Sangihe Plate.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sangihe arc
this entity surface form:
Sangihe Islands arc