Triple
T2120798
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tonga-Kermadec subduction system |
E43916
|
entity |
| Predicate | associatedWith |
P37
|
FINISHED |
| Object | back-arc Havre Trough |
E191554
|
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: back-arc Havre Trough | Statement: [Tonga-Kermadec subduction system, associatedWith, back-arc Havre Trough]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: back-arc Havre Trough Context triple: [Tonga-Kermadec subduction system, associatedWith, back-arc Havre Trough]
-
A.
Havre Trough
chosen
Havre Trough is a back-arc basin and seafloor spreading center located between the Kermadec volcanic arc and the Colville Ridge in the southwest Pacific.
-
B.
New Britain Trench
The New Britain Trench is a deep oceanic trench near Papua New Guinea formed by the subduction of the Solomon Sea Plate beneath the South Bismarck Plate, making it one of the major deep-sea features of the southwestern Pacific.
-
C.
Timor Trough
Timor Trough is a deep oceanic trench south of the island of Timor that marks a major tectonic boundary between the Australian and Eurasian plates.
-
D.
New Hebrides Trench
The New Hebrides Trench is a deep oceanic trench formed by subduction along the convergent plate boundary near the New Hebrides island arc in the southwest Pacific.
-
E.
Sunda Trench
The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian 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_69a88717cfe48190b7ecdd68c824848a |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abbb3404348190bc843022fbd2b4d0 |
completed | March 7, 2026, 5:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae5197259c8190bffbbb4abaaddfd0 |
completed | March 9, 2026, 4:50 a.m. |
Created at: March 4, 2026, 7:44 p.m.