Banda Sea subduction system
E745511
The Banda Sea subduction system is a complex convergent plate boundary in eastern Indonesia where oceanic lithosphere descends beneath surrounding plates, generating intense seismicity, volcanism, and intricate arc-continent collision structures.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Banda Sea subduction system canonical | 1 |
| Sunda–Banda subduction complex | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8616114 — 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: Banda Sea subduction system Context triple: [Seram Trough, associatedWith, Banda Sea subduction system]
-
A.
Sunda subduction system
The Sunda subduction system is a major convergent plate boundary in Southeast Asia where the Indo-Australian Plate is being subducted beneath the Eurasian/Sunda Plate, generating intense seismic and volcanic activity along Indonesia’s island arcs.
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B.
Tonga-Kermadec subduction system
The Tonga-Kermadec subduction system is a major convergent plate boundary in the southwest Pacific where the Pacific Plate descends beneath the Indo-Australian Plate, producing one of the world’s deepest ocean trenches and most active seismic and volcanic regions.
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C.
Mariana subduction zone
The Mariana subduction zone is a deep oceanic trench system in the western Pacific where the Pacific Plate is forced beneath the smaller Mariana Plate, creating one of the world's deepest and most active tectonic boundaries.
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D.
Aleutian subduction system
The Aleutian subduction system is a major tectonic plate boundary where the Pacific Plate is forced beneath the North American Plate, forming the Aleutian Trench and associated volcanic island arc in the North Pacific.
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E.
Sumatra subduction zone
The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
- 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: Banda Sea subduction system Target entity description: The Banda Sea subduction system is a complex convergent plate boundary in eastern Indonesia where oceanic lithosphere descends beneath surrounding plates, generating intense seismicity, volcanism, and intricate arc-continent collision structures.
-
A.
Sunda subduction system
The Sunda subduction system is a major convergent plate boundary in Southeast Asia where the Indo-Australian Plate is being subducted beneath the Eurasian/Sunda Plate, generating intense seismic and volcanic activity along Indonesia’s island arcs.
-
B.
Tonga-Kermadec subduction system
The Tonga-Kermadec subduction system is a major convergent plate boundary in the southwest Pacific where the Pacific Plate descends beneath the Indo-Australian Plate, producing one of the world’s deepest ocean trenches and most active seismic and volcanic regions.
-
C.
Mariana subduction zone
The Mariana subduction zone is a deep oceanic trench system in the western Pacific where the Pacific Plate is forced beneath the smaller Mariana Plate, creating one of the world's deepest and most active tectonic boundaries.
-
D.
Aleutian subduction system
The Aleutian subduction system is a major tectonic plate boundary where the Pacific Plate is forced beneath the North American Plate, forming the Aleutian Trench and associated volcanic island arc in the North Pacific.
-
E.
Sumatra subduction zone
The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
convergent plate boundary
ⓘ
subduction system ⓘ |
| associatedWith |
Banda Sea back-arc basin
ⓘ
Banda volcanic arc NERFINISHED ⓘ Seram Trough NERFINISHED ⓘ Timor Trough NERFINISHED ⓘ Weber Deep NERFINISHED ⓘ collision of Australian continental margin with Banda Arc ⓘ |
| boundedBy |
Aru Islands
NERFINISHED
ⓘ
Seram Island NERFINISHED ⓘ Sulawesi NERFINISHED ⓘ Timor Island NERFINISHED ⓘ |
| causes |
earthquake hazards in eastern Indonesia
ⓘ
regional uplift and deformation ⓘ tsunami potential in Banda Sea region ⓘ |
| characterizedBy |
active volcanism
ⓘ
arc volcanism ⓘ arc-continent collision structures ⓘ back-arc extension ⓘ complex slab geometry ⓘ curved island arc ⓘ forearc basins ⓘ frequent deep-focus earthquakes ⓘ frequent intermediate-depth earthquakes ⓘ intense seismicity ⓘ thrust faulting ⓘ |
| forms | Banda Arc NERFINISHED ⓘ |
| geologicalAge |
Cenozoic
ⓘ
Neogene NERFINISHED ⓘ |
| locatedIn |
Banda Sea region
NERFINISHED
ⓘ
eastern Indonesia NERFINISHED ⓘ |
| overridingPlate |
Banda Sea plate
NERFINISHED
ⓘ
Eurasian Plate NERFINISHED ⓘ Seram microplate NERFINISHED ⓘ Sunda Plate NERFINISHED ⓘ Timor microplate NERFINISHED ⓘ |
| partOf |
Indonesia–Australia plate boundary zone
NERFINISHED
ⓘ
Sunda–Banda arc system NERFINISHED ⓘ |
| process |
arc-continent collision
ⓘ
slab rollback ⓘ subduction of Australian oceanic lithosphere ⓘ trench retreat ⓘ |
| studiedIn |
plate tectonics research
ⓘ
seismotectonic analyses ⓘ subduction dynamics studies ⓘ |
| subductingPlate | Australian Plate NERFINISHED ⓘ |
| tectonicSetting |
arc–continent collision zone
ⓘ
oceanic–continental convergence ⓘ |
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: Banda Sea subduction system Description of subject: The Banda Sea subduction system is a complex convergent plate boundary in eastern Indonesia where oceanic lithosphere descends beneath surrounding plates, generating intense seismicity, volcanism, and intricate arc-continent collision structures.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sunda–Banda subduction complex