Triple
T2041994
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tonga–Kermadec Arc |
E44765
|
entity |
| Predicate | hasFeature |
P182
|
FINISHED |
| Object | 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: Havre Trough | Statement: [Tonga–Kermadec Arc, hasFeature, Havre Trough]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Havre Trough Context triple: [Tonga–Kermadec Arc, hasFeature, 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.
Sigsbee Deep
Sigsbee Deep is the deepest part of the Gulf of Mexico, known as an abyssal plain reaching depths of over 3,700 meters (about 12,100 feet).
-
C.
Romanche Trench
The Romanche Trench is a deep submarine trench in the equatorial Atlantic Ocean formed by the Romanche Fracture Zone, marking one of the major offsets of the Mid-Atlantic Ridge.
-
D.
Norwegian Trench
The Norwegian Trench is a deep submarine valley off the coast of Norway, notable for its steep sides and significant depth compared to the surrounding seabed.
-
E.
Cayman Trough
The Cayman Trough is a deep undersea trench and tectonic plate boundary in the western Caribbean, known as the deepest point in the Caribbean Sea.
- 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_69a889159ec481908f9e4472d9f480c7 |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abb95587348190bb5719faeaf0aa5d |
completed | March 7, 2026, 5:36 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae1ffbbf948190a89932013b463f85 |
completed | March 9, 2026, 1:18 a.m. |
Created at: March 4, 2026, 7:39 p.m.