Triple

T9614473
Position Surface form Disambiguated ID Type / Status
Subject Hitachi E232184 entity
Predicate originalLocation P40 FINISHED
Object Hitachi, Ibaraki Prefecture, Japan
Hitachi, Ibaraki Prefecture, Japan, is an industrial coastal city in the Kantō region best known as the birthplace and namesake of the multinational conglomerate Hitachi, Ltd.
E811081 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: Hitachi, Ibaraki Prefecture, Japan | Statement: [Hitachi, originalLocation, Hitachi, Ibaraki Prefecture, Japan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hitachi, Ibaraki Prefecture, Japan
Context triple: [Hitachi, originalLocation, Hitachi, Ibaraki Prefecture, Japan]
  • A. Mito, Ibaraki, Japan
    Mito, Ibaraki, Japan is the capital city of Ibaraki Prefecture, known for its historic Kairakuen Garden and cultural significance in the Kantō region.
  • B. Hamamatsu, Shizuoka, Japan
    Hamamatsu, in Shizuoka Prefecture, Japan, is an industrial city known for its musical instrument and motorcycle manufacturing and as the birthplace of Nobel Prize–winning physicist Hiroshi Amano.
  • C. Hadano, Kanagawa Prefecture, Japan
    Hadano, in Kanagawa Prefecture, Japan, is a suburban city known for its natural scenery at the foot of the Tanzawa Mountains and as the hometown of actress Rinko Kikuchi.
  • D. Mitaka, Tokyo, Japan
    Mitaka, Tokyo, Japan is a suburban city in western Tokyo known for its cultural institutions, including the National Astronomical Observatory of Japan and the Ghibli Museum.
  • E. Iwata, Shizuoka Prefecture, Japan
    Iwata is a city in Shizuoka Prefecture, Japan, known as an industrial hub and home to major manufacturers including Yamaha Motor Company.
  • 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: Hitachi, Ibaraki Prefecture, Japan
Triple: [Hitachi, originalLocation, Hitachi, Ibaraki Prefecture, Japan]
Generated description
Hitachi, Ibaraki Prefecture, Japan, is an industrial coastal city in the Kantō region best known as the birthplace and namesake of the multinational conglomerate Hitachi, Ltd.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hitachi, Ibaraki Prefecture, Japan
Target entity description: Hitachi, Ibaraki Prefecture, Japan, is an industrial coastal city in the Kantō region best known as the birthplace and namesake of the multinational conglomerate Hitachi, Ltd.
  • A. Mito, Ibaraki, Japan
    Mito, Ibaraki, Japan is the capital city of Ibaraki Prefecture, known for its historic Kairakuen Garden and cultural significance in the Kantō region.
  • B. Hamamatsu, Shizuoka, Japan
    Hamamatsu, in Shizuoka Prefecture, Japan, is an industrial city known for its musical instrument and motorcycle manufacturing and as the birthplace of Nobel Prize–winning physicist Hiroshi Amano.
  • C. Hadano, Kanagawa Prefecture, Japan
    Hadano, in Kanagawa Prefecture, Japan, is a suburban city known for its natural scenery at the foot of the Tanzawa Mountains and as the hometown of actress Rinko Kikuchi.
  • D. Mitaka, Tokyo, Japan
    Mitaka, Tokyo, Japan is a suburban city in western Tokyo known for its cultural institutions, including the National Astronomical Observatory of Japan and the Ghibli Museum.
  • E. Iwata, Shizuoka Prefecture, Japan
    Iwata is a city in Shizuoka Prefecture, Japan, known as an industrial hub and home to major manufacturers including Yamaha Motor Company.
  • 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_69ca84867bb88190b4b57dd5a56d5691 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9aaaa47881908d69381d4d11f49b completed April 1, 2026, 10:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69d17958287081908e337bdbe9ea366f completed April 4, 2026, 8:49 p.m.
NEDg Description generation batch_69d17d9d69908190879b160968e41745 completed April 4, 2026, 9:07 p.m.
NED2 Entity disambiguation (via description) batch_69d17e4c9e40819081367d2365bf5dd2 completed April 4, 2026, 9:10 p.m.
Created at: March 30, 2026, 8:09 p.m.