Triple
T945569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gorda Plate |
E20404
|
entity |
| Predicate | meetsPacificAndNorthAmericanPlatesAt |
P22066
|
FINISHED |
| Object |
Mendocino Triple Junction
Mendocino Triple Junction is a tectonically active region off the coast of northern California where three major lithospheric plates converge, making it a significant site for earthquakes and complex plate interactions.
|
E111123
|
NE FINISHED |
How this triple was built (5 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: Mendocino Triple Junction | Statement: [Gorda Plate, meetsPacificAndNorthAmericanPlatesAt, Mendocino Triple Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mendocino Triple Junction Context triple: [Gorda Plate, meetsPacificAndNorthAmericanPlatesAt, Mendocino Triple Junction]
-
A.
Mendocino Fracture Zone
The Mendocino Fracture Zone is a major east–west-trending transform fault and fracture zone in the northeast Pacific Ocean that marks a significant boundary in the oceanic crust off the coast of northern California.
-
B.
Nootka Fault
Nootka Fault is a major transform fault off the coast of British Columbia that separates segments of the Explorer Plate and plays a key role in the tectonics of the Cascadia subduction zone.
-
C.
Bouvet Triple Junction region
The Bouvet Triple Junction region is a remote area in the South Atlantic Ocean where three major tectonic plate boundaries meet near Bouvet Island, forming a complex seafloor spreading and faulting system.
-
D.
Cape Mendocino
Cape Mendocino is a remote, rugged headland on California’s northern coast known as the state’s westernmost point and a seismically active area influenced by major tectonic plate boundaries.
-
E.
Azores Triple Junction
The Azores Triple Junction is a tectonic plate boundary region in the North Atlantic Ocean where the North American, Eurasian, and African plates converge and interact.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mendocino Triple Junction Triple: [Gorda Plate, meetsPacificAndNorthAmericanPlatesAt, Mendocino Triple Junction]
Generated description
Mendocino Triple Junction is a tectonically active region off the coast of northern California where three major lithospheric plates converge, making it a significant site for earthquakes and complex plate interactions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mendocino Triple Junction Target entity description: Mendocino Triple Junction is a tectonically active region off the coast of northern California where three major lithospheric plates converge, making it a significant site for earthquakes and complex plate interactions.
-
A.
Mendocino Fracture Zone
The Mendocino Fracture Zone is a major east–west-trending transform fault and fracture zone in the northeast Pacific Ocean that marks a significant boundary in the oceanic crust off the coast of northern California.
-
B.
Nootka Fault
Nootka Fault is a major transform fault off the coast of British Columbia that separates segments of the Explorer Plate and plays a key role in the tectonics of the Cascadia subduction zone.
-
C.
Bouvet Triple Junction region
The Bouvet Triple Junction region is a remote area in the South Atlantic Ocean where three major tectonic plate boundaries meet near Bouvet Island, forming a complex seafloor spreading and faulting system.
-
D.
Cape Mendocino
Cape Mendocino is a remote, rugged headland on California’s northern coast known as the state’s westernmost point and a seismically active area influenced by major tectonic plate boundaries.
-
E.
Azores Triple Junction
The Azores Triple Junction is a tectonic plate boundary region in the North Atlantic Ocean where the North American, Eurasian, and African plates converge and interact.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: meetsPacificAndNorthAmericanPlatesAt Context triple: [Gorda Plate, meetsPacificAndNorthAmericanPlatesAt, Mendocino Triple Junction]
-
A.
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.
-
B.
plateBoundaryTypeWithPacificPlate
Indicates the type of tectonic plate boundary associated with the Pacific Plate in a given plate-boundary relationship.
-
C.
locatedOnTectonicBoundary
Indicates that one entity is situated directly on or along the tectonic plate boundary associated with another entity.
-
D.
plateConvergenceType
Indicates the specific manner in which tectonic plates move toward and collide with each other at a convergent boundary.
-
E.
subductionZoneName
Indicates the specific name assigned to a subduction zone where one tectonic plate is forced beneath another.
- F. None of above. chosen
Provenance (7 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_69a493b0f2fc81908cd227480a5356a1 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4b3a61b648190b1b6c932e047e161 |
completed | March 1, 2026, 9:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a826e7d55c8190b9b871caead76733 |
completed | March 4, 2026, 12:34 p.m. |
| NEDg | Description generation | batch_69a845a793e08190892fe1a545095f62 |
completed | March 4, 2026, 2:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a8463631608190a9ada5605e9625aa |
completed | March 4, 2026, 2:48 p.m. |
| PD | Predicate disambiguation | batch_69a4b29dc8dc8190b9d33f70f8563d61 |
completed | March 1, 2026, 9:41 p.m. |
| PDg | Predicate description generation | batch_69a4b344f6f48190ba03ce593c94176b |
completed | March 1, 2026, 9:44 p.m. |
Created at: March 1, 2026, 7:40 p.m.