Izu–Bonin–Mariana Trench system
E278483
The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Izu–Bonin–Mariana Arc system | 1 |
| Izu–Bonin–Mariana Trench system canonical | 1 |
| Izu–Bonin–Mariana back-arc region | 1 |
| Izu–Bonin–Mariana forearc | 1 |
| Izu–Bonin–Mariana subduction system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2256074 — 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: Izu–Bonin–Mariana Trench system Context triple: [Izu–Ogasawara Trench, isSegmentOf, Izu–Bonin–Mariana Trench system]
-
A.
Aleutian Trench
The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
-
B.
New Britain Trench
The New Britain Trench is a deep oceanic trench near Papua New Guinea formed by the subduction of the Solomon Sea Plate beneath the South Bismarck Plate, making it one of the major deep-sea features of the southwestern Pacific.
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C.
Sunda Trench
The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate.
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D.
Kuril Trench
The Kuril Trench is a deep oceanic trench in the northwest Pacific Ocean off the Kuril Islands, formed by the subduction of the Pacific Plate beneath the Okhotsk Plate and known for its intense seismic and volcanic activity.
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E.
New Guinea Trench
The New Guinea Trench is a deep oceanic trench in the western Pacific Ocean formed by the subduction of the Caroline Plate beneath the New Guinea region.
- 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: Izu–Bonin–Mariana Trench system Target entity description: The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
-
A.
Aleutian Trench
The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
-
B.
New Britain Trench
The New Britain Trench is a deep oceanic trench near Papua New Guinea formed by the subduction of the Solomon Sea Plate beneath the South Bismarck Plate, making it one of the major deep-sea features of the southwestern Pacific.
-
C.
Sunda Trench
The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate.
-
D.
Kuril Trench
The Kuril Trench is a deep oceanic trench in the northwest Pacific Ocean off the Kuril Islands, formed by the subduction of the Pacific Plate beneath the Okhotsk Plate and known for its intense seismic and volcanic activity.
-
E.
New Guinea Trench
The New Guinea Trench is a deep oceanic trench in the western Pacific Ocean formed by the subduction of the Caroline Plate beneath the New Guinea region.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
convergent plate boundary
ⓘ
oceanic trench system ⓘ subduction zone ⓘ |
| associatedWith |
Benioff zone
ⓘ
surface form:
Benioff seismic zone
Izu–Bonin Arc ⓘ
surface form:
Izu–Bonin–Mariana volcanic arc
Pacific Plate ⓘ Philippine Sea Plate ⓘ arc volcanism ⓘ back-arc basin formation ⓘ intraslab earthquakes ⓘ mantle wedge melting ⓘ plate bending ⓘ slab rollback ⓘ trench retreat ⓘ |
| characterizedBy |
deep-focus earthquakes
ⓘ
high seismic activity ⓘ intense subduction ⓘ steep subduction zone geometry ⓘ |
| extendsAlong | western margin of the Pacific Plate ⓘ |
| formedBy | subduction initiation in the western Pacific ⓘ |
| geologicalAge | Cenozoic ⓘ |
| geologicalProcess | subduction of the Pacific Plate beneath the Philippine Sea Plate ⓘ |
| hasFeature |
accretionary prism in some segments
ⓘ
deep oceanic forearc basin ⓘ narrow, elongated trench morphology ⓘ outer rise faulting ⓘ |
| hasPart |
Bonin Trench
ⓘ
Izu–Ogasawara Trench ⓘ
surface form:
Izu Trench
Mariana Trench ⓘ |
| importance |
key site for studying deep Earth processes
ⓘ
key site for studying extreme deep-sea environments ⓘ key site for understanding subduction dynamics ⓘ |
| knownFor |
extreme ocean depths
ⓘ
long continuous trench complex ⓘ |
| locatedIn | western Pacific Ocean ⓘ |
| locatedOn | floor of the Pacific Ocean ⓘ |
| partOf | Pacific Ring of Fire ⓘ |
| relatedTo |
Izu–Bonin–Mariana Trench system
self-linksurface differs
ⓘ
surface form:
Izu–Bonin–Mariana back-arc region
Izu–Bonin–Mariana Trench system self-linksurface differs ⓘ
surface form:
Izu–Bonin–Mariana forearc
|
| studiedIn |
marine geology
ⓘ
plate tectonics ⓘ seismology ⓘ |
| tectonicSetting | ocean–ocean convergent boundary ⓘ |
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: Izu–Bonin–Mariana Trench system Description of subject: The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Izu–Bonin–Mariana Arc system
Izu–Bonin–Mariana Trench system
→
relatedTo
→
Izu–Bonin–Mariana Trench system
self-linksurface differs
ⓘ
this entity surface form:
Izu–Bonin–Mariana forearc
Izu–Bonin–Mariana Trench system
→
relatedTo
→
Izu–Bonin–Mariana Trench system
self-linksurface differs
ⓘ
this entity surface form:
Izu–Bonin–Mariana back-arc region
this entity surface form:
Izu–Bonin–Mariana subduction system