Triple

T10702397
Position Surface form Disambiguated ID Type / Status
Subject NEXCO Central Japan E252307 entity
Predicate serviceArea P82 FINISHED
Object Kōshin’etsu region
The Kōshin’etsu region is an inland area of central Honshu, Japan, typically referring to the combined prefectures of Yamanashi, Nagano, and Niigata, known for its mountains, hot springs, and ski resorts.
E38582 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: Kōshin’etsu region | Statement: [NEXCO Central Japan, serviceArea, Kōshin’etsu region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kōshin’etsu region
Context triple: [NEXCO Central Japan, serviceArea, Kōshin’etsu region]
  • A. Kansai region
    The Kansai region is a major cultural and economic area of western Japan that includes cities such as Osaka, Kyoto, and Kobe and is known as a historic heartland of Japanese civilization.
  • B. Chūbu region
    The Chūbu region is a central area of Japan on Honshu Island, known for encompassing the Japanese Alps and including major prefectures such as Aichi, Nagano, and Shizuoka.
  • C. Honshu–Shikoku area
    The Honshu–Shikoku area is a key region of Japan encompassing the strait and surrounding zones between the main islands of Honshu and Shikoku, linked by major bridge and transportation networks.
  • D. Chūgoku region
    The Chūgoku region is a western part of Japan’s main island Honshu, known for cities like Hiroshima and Okayama and a mix of industrial centers, historic sites, and rural landscapes.
  • E. Hokuriku region
    The Hokuriku region is a coastal area in northwestern Honshu, Japan, known for its heavy snowfall, Sea of Japan shoreline, and historic castle and hot spring towns.
  • 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: Kōshin’etsu region
Triple: [NEXCO Central Japan, serviceArea, Kōshin’etsu region]
Generated description
The Kōshin’etsu region is an inland area of central Honshu, Japan, typically referring to the combined prefectures of Yamanashi, Nagano, and Niigata, known for its mountains, hot springs, and ski resorts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kōshin’etsu region
Target entity description: The Kōshin’etsu region is an inland area of central Honshu, Japan, typically referring to the combined prefectures of Yamanashi, Nagano, and Niigata, known for its mountains, hot springs, and ski resorts.
  • A. Kansai region
    The Kansai region is a major cultural and economic area of western Japan that includes cities such as Osaka, Kyoto, and Kobe and is known as a historic heartland of Japanese civilization.
  • B. Chūbu region chosen
    The Chūbu region is a central area of Japan on Honshu Island, known for encompassing the Japanese Alps and including major prefectures such as Aichi, Nagano, and Shizuoka.
  • C. Honshu–Shikoku area
    The Honshu–Shikoku area is a key region of Japan encompassing the strait and surrounding zones between the main islands of Honshu and Shikoku, linked by major bridge and transportation networks.
  • D. Chūgoku region
    The Chūgoku region is a western part of Japan’s main island Honshu, known for cities like Hiroshima and Okayama and a mix of industrial centers, historic sites, and rural landscapes.
  • E. Hokuriku region
    The Hokuriku region is a coastal area in northwestern Honshu, Japan, known for its heavy snowfall, Sea of Japan shoreline, and historic castle and hot spring towns.
  • F. None of above.

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_69d6aa5cbabc8190973e683950d89faf completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6fddd28d481908abc5c1d4e5a9f3e completed April 9, 2026, 1:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69e4416ecd748190b15f7496e1ce7728 completed April 19, 2026, 2:43 a.m.
NEDg Description generation batch_69e44c0606408190819b9d3fd58f818f completed April 19, 2026, 3:29 a.m.
NED2 Entity disambiguation (via description) batch_69e4510dc55081908f89aab15726b2a8 completed April 19, 2026, 3:50 a.m.
Created at: April 8, 2026, 9:12 p.m.