Triple
T295898
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Canada West Coast |
E6091
|
entity |
| Predicate | locatedOnTectonicPlateBoundary |
P944
|
FINISHED |
| Object | Cascadia subduction zone |
E15671
|
NE FINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Cascadia subduction zone | Statement: [Canada West Coast, locatedOnTectonicPlateBoundary, Cascadia subduction zone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cascadia subduction zone Context triple: [Canada West Coast, locatedOnTectonicPlateBoundary, Cascadia subduction zone]
-
A.
Cascadia Subduction Zone
chosen
The Cascadia Subduction Zone is a major convergent plate boundary off the Pacific Northwest coast of North America, capable of generating powerful megathrust earthquakes and tsunamis.
-
B.
Juan de Fuca Ridge
Juan de Fuca Ridge is an underwater volcanic spreading center in the northeastern Pacific Ocean where new oceanic crust forms as tectonic plates diverge.
-
C.
Cascadia
Cascadia is a bioregion and cultural concept in the Pacific Northwest that encompasses parts of the U.S. and Canadian west coast, known for its temperate rainforests, mountain ranges, and strong environmental identity.
-
D.
Peru–Chile Trench region
The Peru–Chile Trench region is a highly active subduction-zone area off the west coast of South America, known for its deep ocean trench, frequent earthquakes, and major role in Andean mountain building.
-
E.
San Andreas Fault
The San Andreas Fault is a major tectonic boundary in California where the Pacific and North American plates meet, notorious for generating powerful earthquakes.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: locatedOnTectonicPlateBoundary Context triple: [Canada West Coast, locatedOnTectonicPlateBoundary, Cascadia subduction zone]
-
A.
locatedOnTectonicBoundary
chosen
Indicates that one entity is situated directly on or along the tectonic plate boundary associated with another entity.
-
B.
locatedOnTectonicPlate
Indicates that one entity (typically a geographic region or feature) lies upon or is situated on the tectonic plate represented by the other entity.
-
C.
subductionZoneName
Indicates the specific name assigned to a subduction zone where one tectonic plate is forced beneath another.
-
D.
volcanicArcOrBelt
Indicates that one entity is a volcanic arc or belt associated with, or related to, another entity (such as a tectonic setting, region, or geological feature).
-
E.
tectonicActivityCharacteristic
Indicates a characteristic or property that describes the nature, intensity, or pattern of tectonic activity associated with something.
- F. None of above.
Provenance (4 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a2e79114b081909490b3bf5a5dbb51 |
completed | Feb. 28, 2026, 1:03 p.m. |
| NER | Named-entity recognition | batch_69a2e9e273f88190ac5355d1310376ed |
completed | Feb. 28, 2026, 1:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3b071c6e881908e9ca17bd5dc911e |
completed | March 1, 2026, 3:20 a.m. |
| PD | Predicate disambiguation | batch_69a2e9368894819093eeae4347dfcc5a |
completed | Feb. 28, 2026, 1:10 p.m. |
Created at: Feb. 28, 2026, 1:06 p.m.