Triple
T356064
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Philippine Sea |
E7544
|
entity |
| Predicate | hasIslandArc |
P11661
|
FINISHED |
| Object |
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.
|
E50688
|
NE FINISHED |
How this triple was built (4 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 Arc | Statement: [Philippine Sea, hasIslandArc, Izu–Bonin Arc]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Izu–Bonin Arc Context triple: [Philippine Sea, hasIslandArc, Izu–Bonin Arc]
-
A.
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.
-
B.
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.
-
C.
Tonga–Kermadec Arc
The Tonga–Kermadec Arc is a major submarine volcanic island arc and trench system in the southwest Pacific Ocean, formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate and known for its intense seismic and volcanic activity.
-
D.
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.
-
E.
Japan Trench
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.
- 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: Izu–Bonin Arc Triple: [Philippine Sea, hasIslandArc, Izu–Bonin Arc]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Izu–Bonin Arc Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Tonga–Kermadec Arc
The Tonga–Kermadec Arc is a major submarine volcanic island arc and trench system in the southwest Pacific Ocean, formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate and known for its intense seismic and volcanic activity.
-
D.
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.
-
E.
Japan Trench
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.
- F. None of above. chosen
Provenance (5 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_69a2e7e696948190bebc966535995e45 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ee29ede0819095279af95b53e350 |
completed | Feb. 28, 2026, 1:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4103814b4819095c9e8c6c3702d96 |
completed | March 1, 2026, 10:08 a.m. |
| NEDg | Description generation | batch_69a41081bef48190beb03b5b1ce55784 |
completed | March 1, 2026, 10:10 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a410d633f48190ab4c0b5076d746e9 |
completed | March 1, 2026, 10:11 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.