East Luzon Trough
E237718
The East Luzon Trough is a deep oceanic trench off the eastern coast of Luzon in the Philippines, formed by the subduction of the Philippine Sea Plate beneath the Philippine Mobile Belt.
All labels observed (1)
| Label | Occurrences |
|---|---|
| East Luzon Trough canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T2120667 — 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: East Luzon Trough Context triple: [Philippine Mobile Belt, associatedWith, East Luzon Trough]
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A.
Cayman Trough
The Cayman Trough is a deep undersea trench and tectonic plate boundary in the western Caribbean, known as the deepest point in the Caribbean Sea.
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B.
Philippine Basin
The Philippine Basin is a large, deep oceanic basin in the western Pacific Ocean, lying east of the Philippines and forming part of the complex tectonic setting of the Philippine Sea region.
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C.
Okinawa Trough
The Okinawa Trough is a back-arc basin in the East China Sea, located between the Ryukyu Islands and mainland Asia, known for its active tectonics and hydrothermal activity.
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D.
Havre Trough
Havre Trough is a back-arc basin and seafloor spreading center located between the Kermadec volcanic arc and the Colville Ridge in the southwest Pacific.
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E.
Middle America Trench
The Middle America Trench is a major oceanic trench in the eastern Pacific off the coasts of Central America, where an oceanic plate descends beneath the adjacent continental margin, generating frequent earthquakes and volcanic activity.
- 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: East Luzon Trough Target entity description: The East Luzon Trough is a deep oceanic trench off the eastern coast of Luzon in the Philippines, formed by the subduction of the Philippine Sea Plate beneath the Philippine Mobile Belt.
-
A.
Cayman Trough
The Cayman Trough is a deep undersea trench and tectonic plate boundary in the western Caribbean, known as the deepest point in the Caribbean Sea.
-
B.
Philippine Basin
The Philippine Basin is a large, deep oceanic basin in the western Pacific Ocean, lying east of the Philippines and forming part of the complex tectonic setting of the Philippine Sea region.
-
C.
Okinawa Trough
The Okinawa Trough is a back-arc basin in the East China Sea, located between the Ryukyu Islands and mainland Asia, known for its active tectonics and hydrothermal activity.
-
D.
Havre Trough
Havre Trough is a back-arc basin and seafloor spreading center located between the Kermadec volcanic arc and the Colville Ridge in the southwest Pacific.
-
E.
Middle America Trench
The Middle America Trench is a major oceanic trench in the eastern Pacific off the coasts of Central America, where an oceanic plate descends beneath the adjacent continental margin, generating frequent earthquakes and volcanic activity.
- 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: East Luzon Trough Description of subject: The East Luzon Trough is a deep oceanic trench off the eastern coast of Luzon in the Philippines, formed by the subduction of the Philippine Sea Plate beneath the Philippine Mobile Belt.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.