Triple

T11281372
Position Surface form Disambiguated ID Type / Status
Subject Vatnajökull National Park E267072 entity
Predicate contains P35 FINISHED
Object Bárðarbunga volcano
Bárðarbunga volcano is a large subglacial stratovolcano in central Iceland known for its powerful eruptions and extensive lava fields beneath the Vatnajökull ice cap.
 E918634 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: Bárðarbunga volcano | Statement: [Vatnajökull National Park, contains, Bárðarbunga volcano]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bárðarbunga volcano
Context triple: [Vatnajökull National Park, contains, Bárðarbunga volcano]
  • A. Grímsvötn volcano
    Grímsvötn volcano is one of Iceland’s most active subglacial volcanoes, located beneath the Vatnajökull ice cap and known for its frequent explosive eruptions and associated glacial outburst floods (jökulhlaups).
  • B. Öræfajökull
    Öræfajökull is a large ice-covered stratovolcano in southeast Iceland that forms part of Vatnajökull National Park and contains the country’s highest peak.
  • C. Öræfajökull volcanic system
    The Öræfajökull volcanic system is a large ice-covered stratovolcano in southeast Iceland that forms part of Vatnajökull National Park and includes Iceland’s highest peak, Hvannadalshnúkur.
  • D. Fagradalsfjall volcanic area
    Fagradalsfjall volcanic area is an active volcanic system on Iceland’s Reykjanes Peninsula known for its recent fissure eruptions and accessible lava fields that have drawn significant scientific and tourist interest.
  • E. Alaid Volcano
    Alaid Volcano is a prominent, frequently active stratovolcano forming the northernmost and highest peak of Russia’s Kuril Islands.
  • 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: Bárðarbunga volcano
Triple: [Vatnajökull National Park, contains, Bárðarbunga volcano]
Generated description
Bárðarbunga volcano is a large subglacial stratovolcano in central Iceland known for its powerful eruptions and extensive lava fields beneath the Vatnajökull ice cap.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bárðarbunga volcano
Target entity description: Bárðarbunga volcano is a large subglacial stratovolcano in central Iceland known for its powerful eruptions and extensive lava fields beneath the Vatnajökull ice cap.
  • A. Grímsvötn volcano
    Grímsvötn volcano is one of Iceland’s most active subglacial volcanoes, located beneath the Vatnajökull ice cap and known for its frequent explosive eruptions and associated glacial outburst floods (jökulhlaups).
  • B. Öræfajökull
    Öræfajökull is a large ice-covered stratovolcano in southeast Iceland that forms part of Vatnajökull National Park and contains the country’s highest peak.
  • C. Öræfajökull volcanic system
    The Öræfajökull volcanic system is a large ice-covered stratovolcano in southeast Iceland that forms part of Vatnajökull National Park and includes Iceland’s highest peak, Hvannadalshnúkur.
  • D. Fagradalsfjall volcanic area
    Fagradalsfjall volcanic area is an active volcanic system on Iceland’s Reykjanes Peninsula known for its recent fissure eruptions and accessible lava fields that have drawn significant scientific and tourist interest.
  • E. Alaid Volcano
    Alaid Volcano is a prominent, frequently active stratovolcano forming the northernmost and highest peak of Russia’s Kuril Islands.
  • 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_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e96e15708190b3a1cccfbbe65882 completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5259b1cb88190befc24f5f3a06da9 completed April 19, 2026, 6:57 p.m.
NEDg Description generation batch_69e52c81449c8190847b64fa91a45b2e completed April 19, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69e5319b6ef0819096debabfb6ffbe70 completed April 19, 2026, 7:48 p.m.
Created at: April 8, 2026, 9:31 p.m.