Explorer Plate and Juan de Fuca Plate
E351238
Explorer Plate and Juan de Fuca Plate are two small tectonic plates off the west coast of North America that interact along the Cascadia subduction zone and nearby transform faults.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Explorer Plate and Juan de Fuca Plate canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3362418 — 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: Explorer Plate and Juan de Fuca Plate Context triple: [Nootka Fault, relativeMotionBetween, Explorer Plate and Juan de Fuca Plate]
-
A.
Farallon Plate
The Farallon Plate was a large, ancient oceanic tectonic plate in the Pacific that has mostly subducted beneath the North American Plate, leaving only fragments such as the Juan de Fuca Plate.
-
B.
Pacific Plate
The Pacific Plate is the largest tectonic plate on Earth, underlying most of the Pacific Ocean and driving significant volcanic and seismic activity along its boundaries.
-
C.
Gorda Plate
The Gorda Plate is a small tectonic plate off the coast of northern California that forms part of the complex plate boundary system between the Pacific and North American Plates.
-
D.
Mariana Plate
The Mariana Plate is a small tectonic plate in the western Pacific Ocean associated with the Mariana Trench and intense subduction-related seismic and volcanic activity.
-
E.
Juan de Fuca Ridge
Juan de Fuca Ridge is an underwater volcanic spreading center in the northeastern Pacific Ocean where new oceanic crust forms as tectonic plates diverge.
- 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: Explorer Plate and Juan de Fuca Plate Target entity description: Explorer Plate and Juan de Fuca Plate are two small tectonic plates off the west coast of North America that interact along the Cascadia subduction zone and nearby transform faults.
-
A.
Farallon Plate
The Farallon Plate was a large, ancient oceanic tectonic plate in the Pacific that has mostly subducted beneath the North American Plate, leaving only fragments such as the Juan de Fuca Plate.
-
B.
Pacific Plate
The Pacific Plate is the largest tectonic plate on Earth, underlying most of the Pacific Ocean and driving significant volcanic and seismic activity along its boundaries.
-
C.
Gorda Plate
The Gorda Plate is a small tectonic plate off the coast of northern California that forms part of the complex plate boundary system between the Pacific and North American Plates.
-
D.
Mariana Plate
The Mariana Plate is a small tectonic plate in the western Pacific Ocean associated with the Mariana Trench and intense subduction-related seismic and volcanic activity.
-
E.
Juan de Fuca Ridge
Juan de Fuca Ridge is an underwater volcanic spreading center in the northeastern Pacific Ocean where new oceanic crust forms as tectonic plates diverge.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
tectonic plate
ⓘ
tectonic plate ⓘ |
| associatedWith |
Cascade Volcanic Arc
ⓘ
surface form:
Cascade volcanic arc
|
| boundedBy |
Explorer Ridge
ⓘ
Juan de Fuca Ridge ⓘ Mendocino Fracture Zone ⓘ Nootka Fault ⓘ |
| composition | oceanic lithosphere ⓘ |
| geologicalSetting | active margin of North America ⓘ |
| interactsWith |
Explorer Plate
ⓘ
Juan de Fuca Plate ⓘ North American Plate ⓘ Pacific Plate ⓘ |
| locatedIn |
eastern North Pacific Ocean
ⓘ
surface form:
northeast Pacific Ocean
|
| locatedOffCoastOf |
British Columbia
ⓘ
Oregon ⓘ Pacific Northwest ⓘ Washington ⓘ
surface form:
Washington (state)
western North America ⓘ |
| motionType |
convergent relative to North American Plate
ⓘ
divergent relative to Pacific Plate ⓘ |
| overriddenBy | North American Plate at continental margin ⓘ |
| partOf |
Cascadia Subduction Zone
ⓘ
surface form:
Cascadia subduction zone
Juan de Fuca Ridge ⓘ
surface form:
Juan de Fuca Ridge system
|
| plateBoundaryType |
spreading ridge at Explorer Ridge
ⓘ
spreading ridge at Juan de Fuca Ridge ⓘ transform fault at Nootka Fault ⓘ |
| region |
offshore British Columbia, Washington, and Oregon
ⓘ
offshore southwestern British Columbia ⓘ |
| relativeSize | small ⓘ |
| separatedBy | Nootka Fault ⓘ |
| separatedFrom | Juan de Fuca Plate ⓘ |
| subductsBeneath | North American Plate ⓘ |
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: Explorer Plate and Juan de Fuca Plate Description of subject: Explorer Plate and Juan de Fuca Plate are two small tectonic plates off the west coast of North America that interact along the Cascadia subduction zone and nearby transform faults.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.