Triple
T15499545
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shikotsu caldera |
E378912
|
entity |
| Predicate | volcanicArc |
P2408
|
FINISHED |
| Object | Northeastern Japan Arc |
E95499
|
NE FINISHED |
How this triple was built (2 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: Northeastern Japan Arc | Statement: [Shikotsu caldera, volcanicArc, Northeastern Japan Arc]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northeastern Japan Arc Context triple: [Shikotsu caldera, volcanicArc, Northeastern Japan Arc]
-
A.
Northeastern Japan Arc
chosen
The Northeastern Japan Arc is a major volcanic arc in northern Honshu formed by subduction along the Japan Trench, characterized by numerous active and dormant volcanoes including Mount Akagi.
-
B.
Southwest Japan Arc
The Southwest Japan Arc is a major volcanic and tectonic arc in southwestern Japan, characterized by active volcanoes such as Mount Aso and formed by the subduction of oceanic plates beneath the Eurasian Plate.
-
C.
Izu–Bonin Arc
The Izu–Bonin Arc is a volcanic island arc in the western Pacific Ocean formed by subduction along the boundary of the Philippine Sea Plate, stretching south from Japan’s Izu Peninsula toward the Mariana Islands.
-
D.
Atlantic Arc
Atlantic Arc is a transnational European region and cooperation framework encompassing the Atlantic coastal areas of several Western European countries, focused on shared maritime, economic, and cultural interests.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d85cd53a7c819080f5b9042c4c199e |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e03fcb4e8c81908e4ab463e3ae252b |
completed | April 16, 2026, 1:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3667a53c81908be789f99e580265 |
completed | May 9, 2026, 1:28 p.m. |
Created at: April 10, 2026, 3:54 a.m.