Triple
T17460250
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toba Caldera |
E425132
|
entity |
| Predicate | erupted |
P68078
|
FINISHED |
| Object | Toba supereruption |
—
|
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 supereruption | Statement: [Toba Caldera, erupted, Toba supereruption]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toba supereruption Context triple: [Toba Caldera, erupted, Toba supereruption]
-
A.
Toba supereruption
chosen
The Toba supereruption was a massive volcanic event about 74,000 years ago in present-day Indonesia, considered one of the largest known eruptions on Earth and linked to significant global climatic and ecological impacts.
-
B.
Lava Creek Tuff eruption
The Lava Creek Tuff eruption was a massive supereruption at Yellowstone about 640,000 years ago that created the current Yellowstone Caldera and deposited extensive volcanic ash across much of North America.
-
C.
Oruanui eruption of Taupō volcano
The Oruanui eruption of Taupō volcano was a massive supereruption about 26,500 years ago that created Lake Taupō and is one of the largest known volcanic eruptions on Earth in the last 100,000 years.
-
D.
Thera eruption
The Thera eruption was a massive Bronze Age volcanic explosion on the Aegean island of Thera (Santorini) that devastated nearby regions and is often linked to the collapse of Minoan civilization.
-
E.
Huckleberry Ridge Tuff eruption
The Huckleberry Ridge Tuff eruption was an enormous supereruption of the Yellowstone hotspot about 2.1 million years ago, producing vast ash deposits and helping form one of the largest known calderas on Earth.
- 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_69d889db0ba481908402409af3b37917 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e451a3031c8190ab1dd0d41b002dd2 |
completed | April 19, 2026, 3:53 a.m. |
Created at: April 10, 2026, 5:47 a.m.