Almannagjá fault
E267079
Almannagjá fault is a prominent rift valley fissure in southwestern Iceland that marks the boundary between the North American and Eurasian tectonic plates.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Almannagjá fault canonical | 1 |
| Davíðsgjá fissure | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2444809 — 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: Almannagjá fault Context triple: [Þingvellir National Park, hasGeologicalFeature, Almannagjá fault]
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A.
Heezen Fault Zone
The Heezen Fault Zone is a major undersea geological fault system named in honor of American oceanographer Bruce C. Heezen, recognized for his pioneering work in mapping the ocean floor.
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B.
Fairweather Fault
The Fairweather Fault is a major strike-slip fault in southeastern Alaska that forms part of the Pacific–North American plate boundary and is associated with significant seismic activity.
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C.
Garlock Fault
The Garlock Fault is a major left-lateral strike-slip fault in southern California that forms the northern boundary of the Mojave Desert and plays a key role in the region’s complex tectonic deformation.
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D.
Gloria Fault
The Gloria Fault is a major transform fault in the North Atlantic Ocean that forms part of the boundary between the Eurasian and African tectonic plates near the Azores region.
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E.
Septentrional-Oriente fault zone
The Septentrional-Oriente fault zone is a major strike-slip fault system in the northern Caribbean region that accommodates tectonic motion between the North American and Caribbean plates and is a significant source of regional earthquakes.
- 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: Almannagjá fault Target entity description: Almannagjá fault is a prominent rift valley fissure in southwestern Iceland that marks the boundary between the North American and Eurasian tectonic plates.
-
A.
Heezen Fault Zone
The Heezen Fault Zone is a major undersea geological fault system named in honor of American oceanographer Bruce C. Heezen, recognized for his pioneering work in mapping the ocean floor.
-
B.
Fairweather Fault
The Fairweather Fault is a major strike-slip fault in southeastern Alaska that forms part of the Pacific–North American plate boundary and is associated with significant seismic activity.
-
C.
Garlock Fault
The Garlock Fault is a major left-lateral strike-slip fault in southern California that forms the northern boundary of the Mojave Desert and plays a key role in the region’s complex tectonic deformation.
-
D.
Gloria Fault
The Gloria Fault is a major transform fault in the North Atlantic Ocean that forms part of the boundary between the Eurasian and African tectonic plates near the Azores region.
-
E.
Septentrional-Oriente fault zone
The Septentrional-Oriente fault zone is a major strike-slip fault system in the northern Caribbean region that accommodates tectonic motion between the North American and Caribbean plates and is a significant source of regional earthquakes.
- F. None of above. chosen
Statements (43)
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: Almannagjá fault Description of subject: Almannagjá fault is a prominent rift valley fissure in southwestern Iceland that marks the boundary between the North American and Eurasian tectonic plates.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Davíðsgjá fissure