Farallon–North American plate boundary
E831841
The Farallon–North American plate boundary was an ancient convergent margin along western North America where the Farallon Plate subducted beneath the continent, setting the stage for the modern Pacific–North American plate boundary system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Farallon–North American plate boundary canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9970843 — 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: Farallon–North American plate boundary Context triple: [Pacific–North American plate boundary system, evolvesFrom, Farallon–North American plate boundary]
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A.
Cocos–North America plate boundary
The Cocos–North America plate boundary is a convergent tectonic margin where the oceanic Cocos Plate subducts beneath the continental North American Plate, generating significant seismic and volcanic activity along Mexico’s Pacific coast.
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B.
Pacific–North American plate boundary system
The Pacific–North American plate boundary system is a major tectonic boundary zone where the Pacific Plate and North American Plate interact through a complex network of faults and plate motions along western North America.
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C.
North American plate boundary system
The North American plate boundary system is the complex network of tectonic plate boundaries and associated fault zones that define the interactions and margins of the North American Plate with adjacent plates.
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D.
Pacific Plate boundary system
The Pacific Plate boundary system is the extensive network of tectonic plate margins encircling the Pacific Ocean, characterized by subduction zones, transform faults, and spreading centers that generate intense seismic and volcanic activity.
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E.
Pacific margin of the Americas
The Pacific margin of the Americas is the tectonically active western edge of North and South America, characterized by subduction zones, mountain-building, and frequent earthquakes and volcanism along the Pacific Ocean.
- 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: Farallon–North American plate boundary Target entity description: The Farallon–North American plate boundary was an ancient convergent margin along western North America where the Farallon Plate subducted beneath the continent, setting the stage for the modern Pacific–North American plate boundary system.
-
A.
Cocos–North America plate boundary
The Cocos–North America plate boundary is a convergent tectonic margin where the oceanic Cocos Plate subducts beneath the continental North American Plate, generating significant seismic and volcanic activity along Mexico’s Pacific coast.
-
B.
Pacific–North American plate boundary system
The Pacific–North American plate boundary system is a major tectonic boundary zone where the Pacific Plate and North American Plate interact through a complex network of faults and plate motions along western North America.
-
C.
North American plate boundary system
The North American plate boundary system is the complex network of tectonic plate boundaries and associated fault zones that define the interactions and margins of the North American Plate with adjacent plates.
-
D.
Pacific Plate boundary system
The Pacific Plate boundary system is the extensive network of tectonic plate margins encircling the Pacific Ocean, characterized by subduction zones, transform faults, and spreading centers that generate intense seismic and volcanic activity.
-
E.
Pacific margin of the Americas
The Pacific margin of the Americas is the tectonically active western edge of North and South America, characterized by subduction zones, mountain-building, and frequent earthquakes and volcanism along the Pacific Ocean.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
ancient plate boundary
ⓘ
convergent margin ⓘ |
| associatedWith |
Coast Plutonic Complex of British Columbia
ⓘ
linked to:
Coast Plutonic Complex
Laramide orogeny ⓘ Nevadan orogeny ⓘ
linked to:
Nevadan Orogeny
Sevier orogeny ⓘ Sierra Nevada batholith ⓘ |
| caused |
Cordilleran magmatism along western North America
ⓘ
batholith emplacement in western North America ⓘ continental arc volcanism ⓘ |
| continent | North America ⓘ |
| geodynamicEffect | flat-slab subduction episodes beneath North America ⓘ |
| geologicalProcess | oceanic–continental subduction ⓘ |
| influenced |
crustal thickening in western North America
ⓘ
inland migration of magmatism during Laramide orogeny ⓘ topographic evolution of the North American Cordillera ⓘ |
| initiated | early Mesozoic Era ⓘ |
| involvesPlate |
Farallon Plate
ⓘ
North American Plate ⓘ |
| largelyTerminated |
Cenozoic Era
ⓘ
linked to:
Cenozoic
|
| ledTo |
accretion of terranes to western North America
ⓘ
growth of North American continental margin ⓘ |
| locatedOn | western margin of North America ⓘ |
| modernRemnants |
Cocos Plate
ⓘ
Juan de Fuca Plate ⓘ Nazca Plate ⓘ Rivera Plate ⓘ |
| oceanicPlate | Farallon Plate ⓘ |
| plateKinematics | progressive consumption of Farallon Plate beneath North America ⓘ |
| produced |
accretionary prism complexes
ⓘ
forearc basins ⓘ magmatic arc ⓘ |
| region | North American Cordillera ⓘ |
| relatedTo |
Pacific–North American plate boundary
ⓘ
linked to:
Pacific Plate–North American Plate boundary
San Andreas Fault system ⓘ
linked to:
San Andreas Fault
|
| researchField | plate tectonics ⓘ |
| roleInTectonics | precursor of Pacific–North American plate boundary system ⓘ |
| slabType | oceanic lithosphere ⓘ |
| status | extinct ⓘ |
| studiedInDiscipline |
geology
ⓘ
geophysics ⓘ |
| subductionDirection | Farallon Plate subducted beneath North American Plate ⓘ |
| supersededBy |
Pacific–North American transform boundary
ⓘ
linked to:
Pacific Plate–North American Plate boundary
|
| tectonicSetting | subduction zone ⓘ |
| tectonicStyle | eastward subduction of oceanic lithosphere ⓘ |
| timePeriod |
Cenozoic
ⓘ
Mesozoic ⓘ |
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: Farallon–North American plate boundary Description of subject: The Farallon–North American plate boundary was an ancient convergent margin along western North America where the Farallon Plate subducted beneath the continent, setting the stage for the modern Pacific–North American plate boundary system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Pacific–North American plate boundary system
→
evolvesFrom
→
Farallon–North American plate boundary
ⓘ