Triple
T18182138
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Rotomahana |
E435314
|
entity |
| Predicate | dateOfEvent |
P925
|
FINISHED |
| Object | 1886 Mount Tarawera eruption |
—
|
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: 1886 Mount Tarawera eruption | Statement: [Lake Rotomahana, dateOfEvent, 1886 Mount Tarawera eruption]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 1886 Mount Tarawera eruption Context triple: [Lake Rotomahana, dateOfEvent, 1886 Mount Tarawera eruption]
-
A.
Rotoiti eruption
The Rotoiti eruption was a massive late Pleistocene explosive event in New Zealand that produced extensive ignimbrite and caldera-forming activity within the Okataina Volcanic Centre.
-
B.
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.
-
C.
Mount Tarawera
chosen
Mount Tarawera is an active volcanic mountain in New Zealand best known for its catastrophic 1886 eruption that reshaped the surrounding landscape and destroyed the famed Pink and White Terraces.
-
D.
Matahina eruption
The Matahina eruption was a major prehistoric explosive event from New Zealand’s Okataina Volcanic Centre that produced extensive ignimbrite deposits and significantly reshaped the surrounding landscape.
-
E.
Mt Matavanu eruption 1905–1911
The Mt Matavanu eruption of 1905–1911 was a major volcanic event on the Samoan island of Savaiʻi that produced extensive lava flows, reshaping large areas of the island’s landscape.
- 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_69d8b90c7ec081909b4694ccecb449c6 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4dffb3bc88190a627be9c444d5c7d |
completed | April 19, 2026, 2 p.m. |
Created at: April 10, 2026, 10:31 a.m.