Triple

T13037679
Position Surface form Disambiguated ID Type / Status
Subject Sanyō Shinkansen E326605 entity
Predicate openedSection P28341 FINISHED
Object Hiroshima–Hakata section E329199 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: Hiroshima–Hakata section | Statement: [Sanyō Shinkansen, openedSection, Hiroshima–Hakata section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hiroshima–Hakata section
Context triple: [Sanyō Shinkansen, openedSection, Hiroshima–Hakata section]
  • A. Okayama–Hakata section chosen
    The Okayama–Hakata section is the western stretch of Japan’s Sanyō Shinkansen high-speed rail line, linking Okayama with Hakata (Fukuoka) across the Chūgoku region.
  • B. Okayama–Hiroshima section
    The Okayama–Hiroshima section is a major high-speed rail segment of Japan’s Sanyō Shinkansen line, linking the Chūgoku region’s key cities and facilitating rapid intercity travel in western Honshu.
  • C. Ōmagari–Akita section
    The Ōmagari–Akita section is a segment of railway on Japan’s Ōu Main Line that connects the city of Ōmagari with Akita in Akita Prefecture.
  • D. Fukushima–Yamagata section
    The Fukushima–Yamagata section is a railway segment in northern Japan connecting Fukushima and Yamagata along the Ōu Main Line.
  • E. Akita–Aomori section
    The Akita–Aomori section is the northern stretch of Japan’s Ōu Main Line that connects Akita Prefecture with Aomori Prefecture in the Tōhoku region.
  • 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_69d8076cc45c81908123123f43e69266 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d9804b743c8190810dc5c14bc6d912 completed April 10, 2026, 10:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6e269c18481908e0b46c298a946ca completed May 3, 2026, 5:51 a.m.
Created at: April 9, 2026, 8:55 p.m.