Triple

T541709
Position Surface form Disambiguated ID Type / Status
Subject Sendai High Court E12643 entity
Predicate regionServed P82 FINISHED
Object Fukushima Prefecture
Fukushima Prefecture is a large region in northeastern Honshu, Japan, known for its agriculture, hot springs, and the site of the 2011 nuclear disaster at the Fukushima Daiichi power plant.
E252139 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: Fukushima Prefecture | Statement: [Sendai High Court, regionServed, Fukushima Prefecture]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fukushima Prefecture
Context triple: [Sendai High Court, regionServed, Fukushima Prefecture]
  • A. Miyagi Prefecture
    Miyagi Prefecture is a coastal region in Japan’s Tōhoku area, known for its capital city Sendai, scenic Matsushima Bay, and a mix of urban centers and rich natural landscapes.
  • B. Miyazaki Prefecture
    Miyazaki Prefecture is a largely rural coastal prefecture on Japan’s southeastern Kyushu island, known for its subtropical climate, scenic beaches, and agricultural production.
  • C. Iwate Prefecture
    Iwate Prefecture is a largely rural, mountainous prefecture in Japan’s Tōhoku region, known for its rugged coastline, cultural heritage sites, and the city of Morioka as its capital.
  • D. Nagasaki Prefecture
    Nagasaki Prefecture is a coastal region in Japan’s Kyushu area, known for its historic international port city of Nagasaki and its role as the second city targeted by an atomic bomb in World War II.
  • E. Yamagata Prefecture
    Yamagata Prefecture is a largely rural prefecture in Japan’s Tōhoku region, known for its mountains, hot springs, and cherry production.
  • 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: Fukushima Prefecture
Triple: [Sendai High Court, regionServed, Fukushima Prefecture]
Generated description
Fukushima Prefecture is a large region in northeastern Honshu, Japan, known for its agriculture, hot springs, and the site of the 2011 nuclear disaster at the Fukushima Daiichi power plant.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fukushima Prefecture
Target entity description: Fukushima Prefecture is a large region in northeastern Honshu, Japan, known for its agriculture, hot springs, and the site of the 2011 nuclear disaster at the Fukushima Daiichi power plant.
  • A. Miyagi Prefecture
    Miyagi Prefecture is a coastal region in Japan’s Tōhoku area, known for its capital city Sendai, scenic Matsushima Bay, and a mix of urban centers and rich natural landscapes.
  • B. Miyazaki Prefecture
    Miyazaki Prefecture is a largely rural coastal prefecture on Japan’s southeastern Kyushu island, known for its subtropical climate, scenic beaches, and agricultural production.
  • C. Iwate Prefecture
    Iwate Prefecture is a largely rural, mountainous prefecture in Japan’s Tōhoku region, known for its rugged coastline, cultural heritage sites, and the city of Morioka as its capital.
  • D. Nagasaki Prefecture
    Nagasaki Prefecture is a coastal region in Japan’s Kyushu area, known for its historic international port city of Nagasaki and its role as the second city targeted by an atomic bomb in World War II.
  • E. Yamagata Prefecture
    Yamagata Prefecture is a largely rural prefecture in Japan’s Tōhoku region, known for its mountains, hot springs, and cherry production.
  • 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_69a49334226c81908b0ea1689ef6aa3f completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49861195081909540eaf402a5401a completed March 1, 2026, 7:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69ae7eb1ce708190b881655b0813a687 completed March 9, 2026, 8:02 a.m.
NEDg Description generation batch_69ae7f701cc48190a5ca5320ac15117d completed March 9, 2026, 8:06 a.m.
NED2 Entity disambiguation (via description) batch_69ae7ff1fb748190961febf3790f03cf completed March 9, 2026, 8:08 a.m.
Created at: March 1, 2026, 7:32 p.m.