Triple

T15484336
Position Surface form Disambiguated ID Type / Status
Subject Ishiteji E377003 entity
Predicate locatedIn P40 FINISHED
Object Matsuyama city urban area
Matsuyama city urban area is the main metropolitan and administrative center of Matsuyama in Ehime Prefecture, Japan, known for its historic sites, hot springs, and regional economic significance.
 E1158576 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: Matsuyama city urban area | Statement: [Ishiteji, locatedIn, Matsuyama city urban area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Matsuyama city urban area
Context triple: [Ishiteji, locatedIn, Matsuyama city urban area]
  • A. Yamaguchi urban region
    The Yamaguchi urban region is a metropolitan area in Yamaguchi Prefecture, Japan, centered around the city of Yamaguchi and encompassing nearby cities such as Hōfu.
  • B. Murayama City
    Murayama City is a municipality in northeastern Japan known for its rural landscapes, agriculture, and location within Yamagata Prefecture in the Tōhoku region.
  • C. Wakayama urban area
    Wakayama urban area is the main population and economic center around Wakayama City in western Japan’s Wakayama Prefecture.
  • D. Shiga Prefecture urban area
    Shiga Prefecture urban area is a developed metropolitan region in Japan’s Shiga Prefecture that encompasses its main cities, infrastructure, and economic centers.
  • E. Takamatsu metropolitan area
    The Takamatsu metropolitan area is the urban and economic region centered on Takamatsu, the capital city of Kagawa Prefecture on Japan’s Shikoku island.
  • 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: Matsuyama city urban area
Triple: [Ishiteji, locatedIn, Matsuyama city urban area]
Generated description
Matsuyama city urban area is the main metropolitan and administrative center of Matsuyama in Ehime Prefecture, Japan, known for its historic sites, hot springs, and regional economic significance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Matsuyama city urban area
Target entity description: Matsuyama city urban area is the main metropolitan and administrative center of Matsuyama in Ehime Prefecture, Japan, known for its historic sites, hot springs, and regional economic significance.
  • A. Yamaguchi urban region
    The Yamaguchi urban region is a metropolitan area in Yamaguchi Prefecture, Japan, centered around the city of Yamaguchi and encompassing nearby cities such as Hōfu.
  • B. Murayama City
    Murayama City is a municipality in northeastern Japan known for its rural landscapes, agriculture, and location within Yamagata Prefecture in the Tōhoku region.
  • C. Wakayama urban area
    Wakayama urban area is the main population and economic center around Wakayama City in western Japan’s Wakayama Prefecture.
  • D. Shiga Prefecture urban area
    Shiga Prefecture urban area is a developed metropolitan region in Japan’s Shiga Prefecture that encompasses its main cities, infrastructure, and economic centers.
  • E. Takamatsu metropolitan area
    The Takamatsu metropolitan area is the urban and economic region centered on Takamatsu, the capital city of Kagawa Prefecture on Japan’s Shikoku island.
  • 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_69d85cd21dcc81908646251b1c26ea00 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e03f8e6ff08190b130b3a38f4190e7 completed April 16, 2026, 1:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff2d0f4e648190b9cd9b1464209224 completed May 9, 2026, 12:48 p.m.
NEDg Description generation batch_69ff2de2d82c819085d903a538313e70 completed May 9, 2026, 12:51 p.m.
NED2 Entity disambiguation (via description) batch_69ff2ea08ad08190b3ecf29bfe7a809a completed May 9, 2026, 12:54 p.m.
Created at: April 10, 2026, 3:45 a.m.