Triple
T18763765
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Higashimatsushima |
E458840
|
entity |
| Predicate | isLocatedOnTectonicBoundaryRegion |
P944
|
FINISHED |
| Object | Japan Trench area |
—
|
NE NERFINISHED |
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: Japan Trench area | Statement: [Higashimatsushima, isLocatedOnTectonicBoundaryRegion, Japan Trench area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Japan Trench area Context triple: [Higashimatsushima, isLocatedOnTectonicBoundaryRegion, Japan Trench area]
-
A.
Japan Trench
chosen
The Japan Trench is a deep oceanic trench off northeastern Japan where the Pacific Plate subducts beneath the Okhotsk Plate, forming part of the Pacific Ring of Fire and generating powerful earthquakes and tsunamis.
-
B.
Sagami Trough
Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
-
C.
Nankai Trough
The Nankai Trough is a major submarine trench off the coast of southwestern Japan, known as a highly active subduction zone capable of generating powerful megathrust earthquakes and tsunamis.
-
D.
Ryukyu subduction zone
The Ryukyu subduction zone is a tectonic plate boundary south of Japan where an oceanic plate descends beneath the Okinawa Plate, generating frequent earthquakes, volcanism, and the Ryukyu island arc.
-
E.
Izu–Ogasawara Trench
The Izu–Ogasawara Trench is a deep oceanic trench in the western Pacific formed by the subduction of the Pacific Plate beneath the Philippine Sea Plate, contributing to intense seismic and volcanic activity in the region.
- 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: isLocatedOnTectonicBoundaryRegion Context triple: [Higashimatsushima, isLocatedOnTectonicBoundaryRegion, Japan Trench area]
-
A.
locatedOnTectonicBoundary
chosen
Indicates that one entity is situated directly on or along the tectonic plate boundary associated with another entity.
-
B.
isPartOfTectonicFeature
Indicates that one geological entity is a component or subdivision of a larger tectonic feature or structure.
-
C.
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.
-
D.
isFedByTectonicPlate
Indicates that something (such as a geological feature or process) receives material, energy, or influence from the movement or interaction of a specific tectonic plate.
-
E.
plateBoundaryBetween
Indicates a geological relationship where a boundary exists between two tectonic plates.
- F. None of above.
Provenance (3 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_69d8d395dba0819087568404508590cb |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e58d82297c81909f720e2637cec737 |
completed | April 20, 2026, 2:20 a.m. |
| PD | Predicate disambiguation | batch_69e48d0b7b708190877951b6e6cdcbc4 |
completed | April 19, 2026, 8:06 a.m. |
Created at: April 10, 2026, 11:52 a.m.