Triple

T34855
Position Surface form Disambiguated ID Type / Status
Subject Mid-Atlantic Ridge E692 entity
Predicate meets P1220 FINISHED
Object Gakkel Ridge
Gakkel Ridge is a slow-spreading mid-ocean ridge located beneath the Arctic Ocean, forming the tectonic boundary between the North American and Eurasian plates.
E11295 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: Gakkel Ridge | Statement: [Mid-Atlantic Ridge, meets, Gakkel Ridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gakkel Ridge
Context triple: [Mid-Atlantic Ridge, meets, Gakkel Ridge]
  • A. Romanche Fracture Zone
    The Romanche Fracture Zone is a major transform fault and deep-sea fracture zone in the equatorial Atlantic Ocean that offsets the Mid-Atlantic Ridge and hosts one of the deepest points in the Atlantic basin.
  • B. Scotia Ridge
    Scotia Ridge is a submarine mountain chain in the South Atlantic that forms part of the tectonic boundary encircling the Scotia Sea between South America and Antarctica.
  • C. Bouvet Triple Junction region
    The Bouvet Triple Junction region is a remote area in the South Atlantic Ocean where three major tectonic plate boundaries meet near Bouvet Island, forming a complex seafloor spreading and faulting system.
  • D. Kamchatka volcanic arc
    The Kamchatka volcanic arc is a highly active chain of volcanoes on Russia’s Kamchatka Peninsula, known for its frequent eruptions, numerous stratovolcanoes, and significant role in global volcanism and tectonics.
  • E. Charlie-Gibbs Fracture Zone
    The Charlie-Gibbs Fracture Zone is a major deep-sea transform fault system in the North Atlantic Ocean that offsets and disrupts the continuity of the Mid-Atlantic Ridge.
  • 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: Gakkel Ridge
Triple: [Mid-Atlantic Ridge, meets, Gakkel Ridge]
Generated description
Gakkel Ridge is a slow-spreading mid-ocean ridge located beneath the Arctic Ocean, forming the tectonic boundary between the North American and Eurasian plates.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gakkel Ridge
Target entity description: Gakkel Ridge is a slow-spreading mid-ocean ridge located beneath the Arctic Ocean, forming the tectonic boundary between the North American and Eurasian plates.
  • A. Romanche Fracture Zone
    The Romanche Fracture Zone is a major transform fault and deep-sea fracture zone in the equatorial Atlantic Ocean that offsets the Mid-Atlantic Ridge and hosts one of the deepest points in the Atlantic basin.
  • B. Scotia Ridge
    Scotia Ridge is a submarine mountain chain in the South Atlantic that forms part of the tectonic boundary encircling the Scotia Sea between South America and Antarctica.
  • C. Bouvet Triple Junction region
    The Bouvet Triple Junction region is a remote area in the South Atlantic Ocean where three major tectonic plate boundaries meet near Bouvet Island, forming a complex seafloor spreading and faulting system.
  • D. Kamchatka volcanic arc
    The Kamchatka volcanic arc is a highly active chain of volcanoes on Russia’s Kamchatka Peninsula, known for its frequent eruptions, numerous stratovolcanoes, and significant role in global volcanism and tectonics.
  • E. Charlie-Gibbs Fracture Zone
    The Charlie-Gibbs Fracture Zone is a major deep-sea transform fault system in the North Atlantic Ocean that offsets and disrupts the continuity of the Mid-Atlantic Ridge.
  • 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_69a2479dec388190967ba648663442c9 completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a24886d3208190bec30070a361666d completed Feb. 28, 2026, 1:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69a27bfc4004819082a8e0a7885865e1 completed Feb. 28, 2026, 5:24 a.m.
NEDg Description generation batch_69a27cb6cee48190a5a75dc88a63d9b2 completed Feb. 28, 2026, 5:27 a.m.
NED2 Entity disambiguation (via description) batch_69a27d41912c819091823b35751380be completed Feb. 28, 2026, 5:29 a.m.
Created at: Feb. 28, 2026, 1:44 a.m.