Triple
T7314575
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bagana |
E168376
|
entity |
| Predicate | volcanicArcBelt |
P2408
|
FINISHED |
| Object | Melanesian Arc |
E646060
|
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: Melanesian Arc | Statement: [Bagana, volcanicArcBelt, Melanesian Arc]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Melanesian Arc Context triple: [Bagana, volcanicArcBelt, Melanesian Arc]
-
A.
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.
-
B.
South Fiji Ridge
South Fiji Ridge is a submarine volcanic ridge and tectonic feature in the southwest Pacific Ocean, associated with complex plate interactions and seafloor spreading processes.
-
C.
Bougainville volcanic arc
chosen
The Bougainville volcanic arc is a chain of active and dormant volcanoes in the northern Solomon Islands region, formed by subduction-related tectonic processes along the Pacific plate boundary.
-
D.
Melanesia
Melanesia is a culturally and linguistically diverse region of islands in the southwestern Pacific, including countries such as Papua New Guinea, Fiji, Solomon Islands, and Vanuatu.
-
E.
Sunda Arc
The Sunda Arc is a major volcanic island arc in Indonesia formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate, hosting numerous active volcanoes across Sumatra, Java, and the Lesser Sunda Islands.
- 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_69c68a5251508190ad68df4151cfeb04 |
completed | March 27, 2026, 1:46 p.m. |
| NER | Named-entity recognition | batch_69c6ec03a7248190beb1dec612725e5b |
completed | March 27, 2026, 8:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7eeeedea88190a17cf6b83abc10d8 |
completed | March 28, 2026, 3:08 p.m. |
Created at: March 27, 2026, 3:02 p.m.