Koko Seamount
E524646
Koko Seamount is a large underwater volcanic mountain in the North Pacific Ocean that forms part of the Emperor Seamount chain extending northwest from Hawaii.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Koko Seamount canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5493186 — 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: Koko Seamount Context triple: [Detroit Seamount, isOlderThan, Koko Seamount]
-
A.
Suiko Seamount
Suiko Seamount is an underwater volcanic mountain in the northwestern Pacific Ocean that forms part of the long, age-progressive Hawaiian–Emperor seamount chain.
-
B.
Magnaghi Seamount
Magnaghi Seamount is an underwater volcanic mountain located in the Tyrrhenian Sea, part of the complex seafloor topography of the western Mediterranean.
-
C.
Cobb Seamount
Cobb Seamount is a large submarine volcanic seamount in the northeast Pacific Ocean, notable as a prominent undersea feature and rich marine habitat off the coast of North America.
-
D.
Vavilov Seamount
Vavilov Seamount is a large underwater volcanic mountain located in the Tyrrhenian Sea, notable for its role in the region’s complex tectonic and magmatic activity.
-
E.
Yuryaku Seamount
Yuryaku Seamount is an underwater volcanic mountain that forms part of the long, age-progressive Hawaiian–Emperor seamount chain in the North 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: Koko Seamount Target entity description: Koko Seamount is a large underwater volcanic mountain in the North Pacific Ocean that forms part of the Emperor Seamount chain extending northwest from Hawaii.
-
A.
Suiko Seamount
Suiko Seamount is an underwater volcanic mountain in the northwestern Pacific Ocean that forms part of the long, age-progressive Hawaiian–Emperor seamount chain.
-
B.
Magnaghi Seamount
Magnaghi Seamount is an underwater volcanic mountain located in the Tyrrhenian Sea, part of the complex seafloor topography of the western Mediterranean.
-
C.
Cobb Seamount
Cobb Seamount is a large submarine volcanic seamount in the northeast Pacific Ocean, notable as a prominent undersea feature and rich marine habitat off the coast of North America.
-
D.
Vavilov Seamount
Vavilov Seamount is a large underwater volcanic mountain located in the Tyrrhenian Sea, notable for its role in the region’s complex tectonic and magmatic activity.
-
E.
Yuryaku Seamount
Yuryaku Seamount is an underwater volcanic mountain that forms part of the long, age-progressive Hawaiian–Emperor seamount chain in the North Pacific Ocean.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
seamount
ⓘ
submarine volcano ⓘ |
| belongsTo | Hawaiian–Emperor volcanic chain NERFINISHED ⓘ |
| chainDirection | northwest–southeast ⓘ |
| composition | volcanic rock ⓘ |
| eruptionStatus | extinct ⓘ |
| featureType | guyot ⓘ |
| formedBy | Hawaii hotspot ⓘ |
| formedDuring | Cenozoic ⓘ |
| geologicalProvince | Pacific Plate NERFINISHED ⓘ |
| isPartOf | Hawaiian–Emperor volcanic chain research area NERFINISHED ⓘ |
| locatedIn | North Pacific Ocean NERFINISHED ⓘ |
| locatedInHemisphere |
Northern Hemisphere
ⓘ
Western Hemisphere ⓘ |
| locatedNorthwestOf |
Hawaii
NERFINISHED
ⓘ
Hawaiian Islands NERFINISHED ⓘ |
| locatedOn | floor of the North Pacific Ocean ⓘ |
| namedAfter | Koko Head NERFINISHED ⓘ |
| ocean | Pacific Ocean ⓘ |
| origin | hotspot volcanism ⓘ |
| partOf |
Emperor Seamount chain
NERFINISHED
ⓘ
Hawaiian–Emperor seamount chain NERFINISHED ⓘ |
| relativeAgeWithinChain | older than Hawaiian Islands ⓘ |
| relativePositionInChain | between Ojin Seamount and Nintoku Seamount ⓘ |
| studiedFor |
hotspot track geometry
ⓘ
plate motion history ⓘ |
| summitShape | flat-topped ⓘ |
| tectonicSetting | intraplate volcano ⓘ |
| volcanicType | shield volcano remnant ⓘ |
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: Koko Seamount Description of subject: Koko Seamount is a large underwater volcanic mountain in the North Pacific Ocean that forms part of the Emperor Seamount chain extending northwest from Hawaii.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.