Triple

T13144846
Position Surface form Disambiguated ID Type / Status
Subject Tavurvur E312309 entity
Predicate hasEruption P7369 FINISHED
Object 1994 Rabaul eruption
The 1994 Rabaul eruption was a major volcanic event in Papua New Guinea in which simultaneous eruptions from Tavurvur and Vulcan devastated much of the town of Rabaul and forced its evacuation.
E1024249 NE FINISHED

How this triple was built (4 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: 1994 Rabaul eruption | Statement: [Tavurvur, hasEruption, 1994 Rabaul eruption]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 1994 Rabaul eruption
Context triple: [Tavurvur, hasEruption, 1994 Rabaul eruption]
  • A. 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.
  • B. 1999 Reventador eruption
    The 1999 Reventador eruption was a significant explosive event of Ecuador’s Reventador volcano that produced substantial ash emissions and pyroclastic activity, impacting nearby regions and air traffic.
  • C. 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.
  • D. 1971 Teneguía eruption
    The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic 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. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: 1994 Rabaul eruption
Triple: [Tavurvur, hasEruption, 1994 Rabaul eruption]
Generated description
The 1994 Rabaul eruption was a major volcanic event in Papua New Guinea in which simultaneous eruptions from Tavurvur and Vulcan devastated much of the town of Rabaul and forced its evacuation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 1994 Rabaul eruption
Target entity description: The 1994 Rabaul eruption was a major volcanic event in Papua New Guinea in which simultaneous eruptions from Tavurvur and Vulcan devastated much of the town of Rabaul and forced its evacuation.
  • A. 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.
  • B. 1999 Reventador eruption
    The 1999 Reventador eruption was a significant explosive event of Ecuador’s Reventador volcano that produced substantial ash emissions and pyroclastic activity, impacting nearby regions and air traffic.
  • C. 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.
  • D. 1971 Teneguía eruption
    The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic 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. chosen

Provenance (5 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_69d806aabde48190899e13e41659cae5 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98bcf6d0c819081d078f33e4bdedc completed April 10, 2026, 11:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6eae675508190991ce5902768c45a completed May 3, 2026, 6:27 a.m.
NEDg Description generation batch_69f6ebb1cd208190970ad8c21e852d93 completed May 3, 2026, 6:31 a.m.
NED2 Entity disambiguation (via description) batch_69f6ec48035881909342b57c061a22a9 completed May 3, 2026, 6:33 a.m.
Created at: April 9, 2026, 9:10 p.m.