Triple

T7533858
Position Surface form Disambiguated ID Type / Status
Subject Hiroshima Airport E178097 entity
Predicate serves P98 FINISHED
Object Hiroshima metropolitan area
The Hiroshima metropolitan area is the urban and economic region centered on the city of Hiroshima in western Honshu, Japan, encompassing its surrounding cities and suburbs.
 E688679 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: Hiroshima metropolitan area | Statement: [Hiroshima Airport, serves, Hiroshima metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hiroshima metropolitan area
Context triple: [Hiroshima Airport, serves, Hiroshima metropolitan area]
  • A. 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.
  • 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. 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.
  • D. 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.
  • 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: Hiroshima metropolitan area
Triple: [Hiroshima Airport, serves, Hiroshima metropolitan area]
Generated description
The Hiroshima metropolitan area is the urban and economic region centered on the city of Hiroshima in western Honshu, Japan, encompassing its surrounding cities and suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hiroshima metropolitan area
Target entity description: The Hiroshima metropolitan area is the urban and economic region centered on the city of Hiroshima in western Honshu, Japan, encompassing its surrounding cities and suburbs.
  • A. 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.
  • 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. 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.
  • D. 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.
  • 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_69c69f2acdbc8190b5a8320168c1d0ba completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f8493964819086aeddfa4872a70b completed March 27, 2026, 9:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8de96d58c819086c308396a4a304e completed March 29, 2026, 8:11 a.m.
NEDg Description generation batch_69c8dfd4545c8190acd369995f00806b completed March 29, 2026, 8:16 a.m.
NED2 Entity disambiguation (via description) batch_69c8e037620c8190aa5948b68756793d completed March 29, 2026, 8:17 a.m.
Created at: March 27, 2026, 3:47 p.m.