Triple

T13452635
Position Surface form Disambiguated ID Type / Status
Subject Meitetsu E320648 entity
Predicate regionServed P82 FINISHED
Object Tokai region E1030613 NE FINISHED

How this triple was built (2 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: Tokai region | Statement: [Meitetsu, regionServed, Tokai region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokai region
Context triple: [Meitetsu, regionServed, Tokai region]
  • A. Tōkai region chosen
    The Tōkai region is a central coastal area of Japan along the Pacific Ocean, known for its industrial cities, transportation hubs, and location between Tokyo and Osaka.
  • 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. Zamagurie region
    The Zamagurie region is a picturesque area in northern Slovakia known for its traditional villages, natural landscapes, and cultural heritage near the Pieniny Mountains and the Dunajec River.
  • D. Izumo region
    The Izumo region is a historic area in western Japan’s Shimane Prefecture, renowned as a cradle of ancient Shinto mythology and home to some of the country’s oldest and most revered shrines.
  • E. Tokachi region
    The Tokachi region is an agricultural and dairy-producing area in eastern Hokkaido, Japan, known for its vast plains, food products, and hot springs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d80761e6cc8190a90c844589998ecc completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaefae85481909e6a59797cbb25e7 completed April 12, 2026, 2:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69fdfb6e3d048190869bba1b4a7e255f completed May 8, 2026, 3:04 p.m.
Created at: April 9, 2026, 9:41 p.m.