Rockall Trough
E788988
Rockall Trough is a deep Atlantic oceanic basin off the northwest coast of the British Isles, lying between the continental shelf and the Rockall Plateau.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Rockall Trough canonical | 3 |
| Hatton–Rockall Basin | 1 |
| Hatton–Rockall area | 1 |
| Rockall Basin system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9254979 — 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: Rockall Trough Context triple: [Malin Shelf, adjacentTo, Rockall Trough]
-
A.
Orcadian Basin
The Orcadian Basin is a sedimentary basin in northern Scotland known for its Devonian-age rock sequences and important fossil fish assemblages.
-
B.
North Scotia Ridge
The North Scotia Ridge is a major submarine tectonic feature in the South Atlantic that forms the northern boundary of the Scotia Plate between South America and the Antarctic region.
-
C.
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.
-
D.
Mariana Trough
The Mariana Trough is a back-arc basin in the western Pacific Ocean formed by seafloor spreading behind the Mariana subduction zone.
-
E.
Elsinore Trough
Elsinore Trough is a geological depression in Southern California that forms part of a major fault-related valley system associated with the Elsinore Fault Zone.
- 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: Rockall Trough Target entity description: Rockall Trough is a deep Atlantic oceanic basin off the northwest coast of the British Isles, lying between the continental shelf and the Rockall Plateau.
-
A.
Orcadian Basin
The Orcadian Basin is a sedimentary basin in northern Scotland known for its Devonian-age rock sequences and important fossil fish assemblages.
-
B.
North Scotia Ridge
The North Scotia Ridge is a major submarine tectonic feature in the South Atlantic that forms the northern boundary of the Scotia Plate between South America and the Antarctic region.
-
C.
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.
-
D.
Mariana Trough
The Mariana Trough is a back-arc basin in the western Pacific Ocean formed by seafloor spreading behind the Mariana subduction zone.
-
E.
Elsinore Trough
Elsinore Trough is a geological depression in Southern California that forms part of a major fault-related valley system associated with the Elsinore Fault Zone.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
geological feature
ⓘ
oceanic basin ⓘ submarine trough ⓘ |
| bathymetryCharacterizedBy |
deep central basin
ⓘ
flanking banks and plateaus ⓘ |
| boundedBy |
Rockall Plateau to the west
ⓘ
continental shelf of Ireland and Scotland to the east ⓘ |
| connectedTo |
Faroe–Shetland Channel
ⓘ
linked to:
Faroe-Shetland Channel
Porcupine Abyssal Plain ⓘ
linked to:
Iberian Abyssal Plain
|
| contains | thick sedimentary sequences ⓘ |
| countryClaimingJurisdiction |
Ireland
ⓘ
United Kingdom ⓘ |
| drainedBy | deep-water currents ⓘ |
| extendsFrom | south of Iceland ⓘ |
| extendsTo | Porcupine Seabight region ⓘ |
| formedBy | continental rifting ⓘ |
| formedDuring |
Cenozoic
ⓘ
Mesozoic ⓘ |
| geologicalProvince |
Rockall–Hatton region
ⓘ
linked to:
Rockall Plateau
|
| geologicalSetting | passive continental margin ⓘ |
| hasFeature |
gentler western slope
ⓘ
steep eastern slope ⓘ |
| hasNameOrigin |
Rockall islet
ⓘ
linked to:
Rockall Bank
|
| isImportantFor |
North Atlantic plate-tectonic studies
ⓘ
hydrocarbon exploration ⓘ |
| isPartOf |
Rockall Basin system
ⓘ
linked to:
Rockall Trough
|
| isStudiedBy |
marine geologists
ⓘ
oceanographers ⓘ |
| liesBetween |
Rockall Plateau
ⓘ
continental shelf of the British Isles ⓘ |
| locatedIn |
North Atlantic Ocean
ⓘ
linked to:
North Atlantic
|
| locatedOffCoastOf |
British Isles
ⓘ
Ireland ⓘ Scotland ⓘ |
| maximumDepth |
about 3 km
ⓘ
about 3000 m ⓘ |
| near |
Hatton–Rockall area
ⓘ
linked to:
Rockall Trough
Rockall Bank ⓘ |
| orientation | north-northeast to south-southwest ⓘ |
| partOf | northeast Atlantic margin ⓘ |
| region | northwest European continental margin ⓘ |
| separates | Rockall Plateau from the British continental shelf ⓘ |
| subjectTo |
contourite deposition
ⓘ
deep-sea sedimentation ⓘ |
| underlainBy | thinned continental crust ⓘ |
| usedIn | studies of North Atlantic deep-water circulation ⓘ |
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: Rockall Trough Description of subject: Rockall Trough is a deep Atlantic oceanic basin off the northwest coast of the British Isles, lying between the continental shelf and the Rockall Plateau.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Rockall Trough
linked to: Rockall Trough
linked to: Rockall Trough