Triple

T6499014
Position Surface form Disambiguated ID Type / Status
Subject Yamagata E148831 entity
Predicate partOf P40 FINISHED
Object Yamagata metropolitan area
The Yamagata metropolitan area is an urban and economic region in Yamagata Prefecture, Japan, centered on the city of Yamagata and its surrounding municipalities.
 E634971 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: Yamagata metropolitan area | Statement: [Yamagata, partOf, Yamagata metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yamagata metropolitan area
Context triple: [Yamagata, partOf, Yamagata metropolitan area]
  • A. Nagano metropolitan area
    The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
  • B. Kyoto metropolitan area
    The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
  • C. Sapporo metropolitan area
    The Sapporo metropolitan area is the large urban and economic center surrounding the city of Sapporo on Japan’s northern island of Hokkaido, encompassing its suburbs and neighboring municipalities.
  • D. Yokohama metropolitan area
    The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
  • E. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • 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: Yamagata metropolitan area
Triple: [Yamagata, partOf, Yamagata metropolitan area]
Generated description
The Yamagata metropolitan area is an urban and economic region in Yamagata Prefecture, Japan, centered on the city of Yamagata and its surrounding municipalities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Yamagata metropolitan area
Target entity description: The Yamagata metropolitan area is an urban and economic region in Yamagata Prefecture, Japan, centered on the city of Yamagata and its surrounding municipalities.
  • A. Nagano metropolitan area
    The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
  • B. Kyoto metropolitan area
    The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
  • C. Sapporo metropolitan area
    The Sapporo metropolitan area is the large urban and economic center surrounding the city of Sapporo on Japan’s northern island of Hokkaido, encompassing its suburbs and neighboring municipalities.
  • D. Yokohama metropolitan area
    The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
  • E. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • 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_69c687e9ad288190bae5bcac9c8ac855 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c68ad00d10819096c43f311388fa3a completed March 27, 2026, 1:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69c769ddf9e08190b64216fa37d6ca19 completed March 28, 2026, 5:40 a.m.
NEDg Description generation batch_69c76a83a97c8190a2b158d2b21c4c39 completed March 28, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69c76aefadf08190bc20b34991af9461 completed March 28, 2026, 5:45 a.m.
Created at: March 27, 2026, 1:41 p.m.