Triple

T21261744
Position Surface form Disambiguated ID Type / Status
Subject JR Sekihoku Main Line E524019 entity
Predicate hasJapaneseName P9882 FINISHED
Object 石北本線 — NE NERFINISHED

How this triple was built (3 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: 石北本線 | Statement: [JR Sekihoku Main Line, hasJapaneseName, 石北本線]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 石北本線
Context triple: [JR Sekihoku Main Line, hasJapaneseName, 石北本線]
  • A. Yumesaki Line
    The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
  • B. Hakushin Line
    The Hakushin Line is a railway line in Japan operated by JR East that primarily serves the Niigata area, providing regional passenger and freight transport.
  • C. Utsunomiya Line
    The Utsunomiya Line is a major JR East railway corridor in Japan connecting Tokyo with Utsunomiya and other cities in Tochigi Prefecture, serving as an important commuter and intercity route in the Kanto region.
  • D. Tsuyama Line
    The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
  • E. Jōetsu Line
    The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 石北本線
Target entity description: 石北本線 is a railway line in Hokkaido, Japan, operated by JR Hokkaido, connecting Asahikawa and Abashiri across the inland mountains.
  • A. Yumesaki Line
    The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
  • B. Hakushin Line
    The Hakushin Line is a railway line in Japan operated by JR East that primarily serves the Niigata area, providing regional passenger and freight transport.
  • C. Utsunomiya Line
    The Utsunomiya Line is a major JR East railway corridor in Japan connecting Tokyo with Utsunomiya and other cities in Tochigi Prefecture, serving as an important commuter and intercity route in the Kanto region.
  • D. Tsuyama Line
    The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
  • E. Jōetsu Line
    The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
  • F. None of above. chosen

Provenance (2 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_69e0b5156d7881909bd4f83676590715 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e735e899e081909d3c98fb12a8b476 completed April 21, 2026, 8:31 a.m.
Created at: April 16, 2026, 3:59 p.m.