Triple

T17737664
Position Surface form Disambiguated ID Type / Status
Subject Mount Iwate E442764 entity
Predicate overlooks P1323 FINISHED
Object Morioka Basin — NE NERFINISHED

How this triple was built (3 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: Morioka Basin | Statement: [Mount Iwate, overlooks, Morioka Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Morioka Basin
Context triple: [Mount Iwate, overlooks, Morioka Basin]
  • A. Shikoku Basin
    Shikoku Basin is a back-arc basin in the Philippine Sea, located south of Japan and formed by seafloor spreading behind the Izu–Bonin–Mariana volcanic arc.
  • B. Yamagata Basin
    Yamagata Basin is a lowland plain in northern Japan known for its agricultural productivity and surrounding mountainous terrain.
  • C. Sagami Trough
    Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
  • D. Oki-Daitō
    Oki-Daitō is an uninhabited Japanese island in the Daitō Islands of Okinawa Prefecture, known for its remote location in the Philippine Sea and past use as a military and mining site.
  • E. Sendai Plain
    The Sendai Plain is a broad coastal lowland in Japan’s Miyagi Prefecture, known for its extensive rice fields, dense urban development around Sendai City, and exposure to tsunami impacts from the Pacific Ocean.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Morioka Basin
Target entity description: The Morioka Basin is a broad inland lowland area in Iwate Prefecture, Japan, known for encompassing the city of Morioka and being surrounded by prominent mountains such as Mount Iwate.
  • A. Shikoku Basin
    Shikoku Basin is a back-arc basin in the Philippine Sea, located south of Japan and formed by seafloor spreading behind the Izu–Bonin–Mariana volcanic arc.
  • B. Yamagata Basin
    Yamagata Basin is a lowland plain in northern Japan known for its agricultural productivity and surrounding mountainous terrain.
  • C. Sagami Trough
    Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
  • D. Oki-Daitō
    Oki-Daitō is an uninhabited Japanese island in the Daitō Islands of Okinawa Prefecture, known for its remote location in the Philippine Sea and past use as a military and mining site.
  • E. Sendai Plain
    The Sendai Plain is a broad coastal lowland in Japan’s Miyagi Prefecture, known for its extensive rice fields, dense urban development around Sendai City, and exposure to tsunami impacts from the Pacific Ocean.
  • F. None of above. chosen

Provenance (2 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_69d8b9ed3a2081909b2ec0d4dd2f4c37 completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e47aca27448190943c75e723ceefcc completed April 19, 2026, 6:48 a.m.
Created at: April 10, 2026, 10:09 a.m.