Triple

T2144285
Position Surface form Disambiguated ID Type / Status
Subject Shuji Nakamura E47028 entity
Predicate placeOfBirth P1 FINISHED
Object Ikata, Ehime, Japan
Ikata, Ehime, Japan is a small coastal town on Shikoku Island known for its nuclear power plant and as the birthplace of Nobel Prize–winning engineer Shuji Nakamura.
E236939 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: Ikata, Ehime, Japan | Statement: [Shuji Nakamura, placeOfBirth, Ikata, Ehime, Japan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ikata, Ehime, Japan
Context triple: [Shuji Nakamura, placeOfBirth, Ikata, Ehime, Japan]
  • A. Osugi, Shikoku, Japan
    Osugi in Shikoku, Japan is a small rural locality best known as the birthplace of World War II-era Imperial Japanese Army general Tomoyuki Yamashita.
  • B. Takamatsu, Kagawa Prefecture, Japan
    Takamatsu, in Kagawa Prefecture on Japan’s Shikoku island, is a regional administrative and economic center known for its port, historic Ritsurin Garden, and role as a transportation hub.
  • C. Tsuyama, Japan
    Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
  • D. Kurashiki, Okayama Prefecture, Japan
    Kurashiki is a historic city in Okayama Prefecture, Japan, known for its well-preserved Edo-period merchant quarter and picturesque canal district.
  • E. Kōchi Prefecture, Japan
    Kōchi Prefecture, Japan is a largely rural coastal prefecture on the island of Shikoku, known for its mountainous landscapes, Pacific shoreline, and historic castle town of Kōchi City.
  • 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: Ikata, Ehime, Japan
Triple: [Shuji Nakamura, placeOfBirth, Ikata, Ehime, Japan]
Generated description
Ikata, Ehime, Japan is a small coastal town on Shikoku Island known for its nuclear power plant and as the birthplace of Nobel Prize–winning engineer Shuji Nakamura.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ikata, Ehime, Japan
Target entity description: Ikata, Ehime, Japan is a small coastal town on Shikoku Island known for its nuclear power plant and as the birthplace of Nobel Prize–winning engineer Shuji Nakamura.
  • A. Osugi, Shikoku, Japan
    Osugi in Shikoku, Japan is a small rural locality best known as the birthplace of World War II-era Imperial Japanese Army general Tomoyuki Yamashita.
  • B. Takamatsu, Kagawa Prefecture, Japan
    Takamatsu, in Kagawa Prefecture on Japan’s Shikoku island, is a regional administrative and economic center known for its port, historic Ritsurin Garden, and role as a transportation hub.
  • C. Tsuyama, Japan
    Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
  • D. Kurashiki, Okayama Prefecture, Japan
    Kurashiki is a historic city in Okayama Prefecture, Japan, known for its well-preserved Edo-period merchant quarter and picturesque canal district.
  • E. Kōchi Prefecture, Japan
    Kōchi Prefecture, Japan is a largely rural coastal prefecture on the island of Shikoku, known for its mountainous landscapes, Pacific shoreline, and historic castle town of Kōchi City.
  • 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_69a88a1933e0819094f18426ed74180f completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abbe223f848190a60bd0f15aed1021 completed March 7, 2026, 5:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae51b8152c81908c66d389bf14dc7e completed March 9, 2026, 4:51 a.m.
NEDg Description generation batch_69ae522f0394819087a7e7d9c6ca354c completed March 9, 2026, 4:53 a.m.
NED2 Entity disambiguation (via description) batch_69ae5316acf881908dde9d83c36c8fd0 completed March 9, 2026, 4:56 a.m.
Created at: March 4, 2026, 7:44 p.m.