Triple
T17360145
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toba Caldera Geopark |
E422046
|
entity |
| Predicate | centeredOn |
P164
|
FINISHED |
| Object | Toba Caldera |
—
|
NE NERFINISHED |
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: Toba Caldera | Statement: [Toba Caldera Geopark, centeredOn, Toba Caldera]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toba Caldera Context triple: [Toba Caldera Geopark, centeredOn, Toba Caldera]
-
A.
Toba Caldera
chosen
Toba Caldera is a massive volcanic supervolcano in northern Sumatra, Indonesia, known for one of the largest explosive eruptions in Earth’s history and now largely filled by Lake Toba.
-
B.
Toba
Toba is a coastal city in central Japan’s Mie Prefecture, known for its pearl cultivation, scenic bays, and maritime heritage.
-
C.
Toba
Toba was a 12th-century Japanese emperor of the late Heian period whose reign and later cloistered rule significantly influenced imperial politics.
-
D.
Akan Caldera
Akan Caldera is a large volcanic caldera in eastern Hokkaido, Japan, known for its scenic crater lakes, geothermal features, and active volcanic landscape.
-
E.
Urataman Caldera
Urataman Caldera is a large volcanic caldera located on Simushir Island in Russia’s Kuril Islands chain, known for its significant explosive eruptions and rugged, remote setting.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d889d520008190a26917a95bf1c2ea |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43a4cacd881909fd722068b019f25 |
completed | April 19, 2026, 2:13 a.m. |
Created at: April 10, 2026, 5:44 a.m.