Triple
T4244724
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northeastern Japan Arc |
E95499
|
entity |
| Predicate | relatedArc |
P26441
|
FINISHED |
| Object | Izu–Bonin–Mariana Arc |
E50688
|
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: Izu–Bonin–Mariana Arc | Statement: [Northeastern Japan Arc, relatedArc, Izu–Bonin–Mariana Arc]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Izu–Bonin–Mariana Arc Context triple: [Northeastern Japan Arc, relatedArc, Izu–Bonin–Mariana Arc]
-
A.
Izu–Bonin Arc
chosen
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.
-
B.
Aleutian Arc
The Aleutian Arc is a major volcanic island chain and subduction zone stretching from Alaska toward Russia, forming part of the tectonically active northern boundary of the Pacific Ocean.
-
C.
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.
-
D.
Izu–Bonin–Mariana Trench system
The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
-
E.
Mariana volcanic arc
The Mariana volcanic arc is a chain of active and dormant volcanoes in the western Pacific Ocean formed by the subduction of the Pacific Plate beneath the Philippine Sea Plate.
- 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_69b3453d91548190b4d4ef8fe52aa2ac |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34f7d20b48190a404638c68c31026 |
completed | March 12, 2026, 11:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5b77ce4d48190ba24e3ef8c9ceb8d |
completed | March 14, 2026, 7:31 p.m. |
Created at: March 12, 2026, 11:05 p.m.