Triple

T2686547
Position Surface form Disambiguated ID Type / Status
Subject Mariana subduction zone E57496 entity
Predicate associatedWith P37 FINISHED
Object Mariana Trough
The Mariana Trough is a back-arc basin in the western Pacific Ocean formed by seafloor spreading behind the Mariana subduction zone.
 E288645 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: Mariana Trough | Statement: [Mariana subduction zone, associatedWith, Mariana Trough]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mariana Trough
Context triple: [Mariana subduction zone, associatedWith, Mariana Trough]
  • A. Timor Trough
    Timor Trough is a deep oceanic trench south of the island of Timor that marks a major tectonic boundary between the Australian and Eurasian plates.
  • B. Fiji Basin
    The Fiji Basin is a deep oceanic basin in the South Pacific characterized by complex seafloor topography and active tectonic and volcanic processes.
  • C. Cayman Trough
    The Cayman Trough is a deep undersea trench and tectonic plate boundary in the western Caribbean, known as the deepest point in the Caribbean Sea.
  • D. Norwegian Trench
    The Norwegian Trench is a deep submarine valley off the coast of Norway, notable for its steep sides and significant depth compared to the surrounding seabed.
  • E. Havre Trough
    Havre Trough is a back-arc basin and seafloor spreading center located between the Kermadec volcanic arc and the Colville Ridge in the southwest Pacific.
  • 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: Mariana Trough
Triple: [Mariana subduction zone, associatedWith, Mariana Trough]
Generated description
The Mariana Trough is a back-arc basin in the western Pacific Ocean formed by seafloor spreading behind the Mariana subduction zone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mariana Trough
Target entity description: The Mariana Trough is a back-arc basin in the western Pacific Ocean formed by seafloor spreading behind the Mariana subduction zone.
  • A. Timor Trough
    Timor Trough is a deep oceanic trench south of the island of Timor that marks a major tectonic boundary between the Australian and Eurasian plates.
  • B. Fiji Basin
    The Fiji Basin is a deep oceanic basin in the South Pacific characterized by complex seafloor topography and active tectonic and volcanic processes.
  • C. Cayman Trough
    The Cayman Trough is a deep undersea trench and tectonic plate boundary in the western Caribbean, known as the deepest point in the Caribbean Sea.
  • D. Norwegian Trench
    The Norwegian Trench is a deep submarine valley off the coast of Norway, notable for its steep sides and significant depth compared to the surrounding seabed.
  • E. Havre Trough
    Havre Trough is a back-arc basin and seafloor spreading center located between the Kermadec volcanic arc and the Colville Ridge in the southwest Pacific.
  • 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_69ab4a5028388190a36f3baf1588309e completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd9f080108190ab662a3a064cb5a9 completed March 7, 2026, 7:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69afa07228088190bb4942b3a25c938b completed March 10, 2026, 4:39 a.m.
NEDg Description generation batch_69afa0ff9c10819096d06ead6dc87d04 completed March 10, 2026, 4:41 a.m.
NED2 Entity disambiguation (via description) batch_69afa1e4ffb08190a6d96665ee566ea7 completed March 10, 2026, 4:45 a.m.
Created at: March 6, 2026, 9:54 p.m.