Triple

T581482
Position Surface form Disambiguated ID Type / Status
Subject Juan de Fuca Ridge E15067 entity
Predicate terminatesNear P388 FINISHED
Object Blanco Fracture Zone
The Blanco Fracture Zone is a major transform fault and fracture zone in the northeast Pacific Ocean that offsets and separates segments of the Juan de Fuca and Pacific tectonic plates.
E73487 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: Blanco Fracture Zone | Statement: [Juan de Fuca Ridge, terminatesNear, Blanco Fracture Zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blanco Fracture Zone
Context triple: [Juan de Fuca Ridge, terminatesNear, Blanco Fracture Zone]
  • A. Sovanco Fracture Zone
    The Sovanco Fracture Zone is a major transform fault system in the northeast Pacific Ocean that accommodates motion between the Explorer and Juan de Fuca tectonic plates.
  • B. 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.
  • C. 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.
  • D. Mendocino Fracture Zone
    The Mendocino Fracture Zone is a major east–west-trending transform fault and fracture zone in the northeast Pacific Ocean that marks a significant boundary in the oceanic crust off the coast of northern California.
  • E. Alpha–Mendeleev Ridge complex
    The Alpha–Mendeleev Ridge complex is a large submarine volcanic ridge system in the Arctic Ocean, forming part of the ocean floor topography between the Eurasian and Amerasian basins.
  • 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: Blanco Fracture Zone
Triple: [Juan de Fuca Ridge, terminatesNear, Blanco Fracture Zone]
Generated description
The Blanco Fracture Zone is a major transform fault and fracture zone in the northeast Pacific Ocean that offsets and separates segments of the Juan de Fuca and Pacific tectonic plates.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blanco Fracture Zone
Target entity description: The Blanco Fracture Zone is a major transform fault and fracture zone in the northeast Pacific Ocean that offsets and separates segments of the Juan de Fuca and Pacific tectonic plates.
  • A. Sovanco Fracture Zone
    The Sovanco Fracture Zone is a major transform fault system in the northeast Pacific Ocean that accommodates motion between the Explorer and Juan de Fuca tectonic plates.
  • B. 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.
  • C. 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.
  • D. Mendocino Fracture Zone
    The Mendocino Fracture Zone is a major east–west-trending transform fault and fracture zone in the northeast Pacific Ocean that marks a significant boundary in the oceanic crust off the coast of northern California.
  • E. Alpha–Mendeleev Ridge complex
    The Alpha–Mendeleev Ridge complex is a large submarine volcanic ridge system in the Arctic Ocean, forming part of the ocean floor topography between the Eurasian and Amerasian basins.
  • 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_69a4935783b8819082b77726ec10cc42 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49d2a5f5481908bb9a71ff0f534d4 completed March 1, 2026, 8:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69a510380e048190b2f8f08abf07a594 completed March 2, 2026, 4:21 a.m.
NEDg Description generation batch_69a510af351c8190aa40f108595bc47a completed March 2, 2026, 4:23 a.m.
NED2 Entity disambiguation (via description) batch_69a511302c34819085eb7e180ccb1a61 completed March 2, 2026, 4:25 a.m.
Created at: March 1, 2026, 7:33 p.m.