Triple

T3091482
Position Surface form Disambiguated ID Type / Status
Subject Sanyo Shinkansen E64491 entity
Predicate openedSection P28341 FINISHED
Object Shin-Osaka–Okayama section
The Shin-Osaka–Okayama section is the western portion of Japan’s high-speed Sanyō Shinkansen line that connects Osaka with Okayama and serves as a key corridor toward Hiroshima and Kyushu.
E328288 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: Shin-Osaka–Okayama section | Statement: [Sanyo Shinkansen, openedSection, Shin-Osaka–Okayama section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shin-Osaka–Okayama section
Context triple: [Sanyo Shinkansen, openedSection, Shin-Osaka–Okayama section]
  • A. Yokosuka Line
    The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
  • B. Hanshin Main Line
    The Hanshin Main Line is a major commuter railway line in Japan’s Kansai region, connecting Osaka and Kobe and serving as a key corridor for urban and intercity travel.
  • C. Osaka Higashi Line
    The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
  • D. Takasaki Line
    The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
  • E. Hanshin Kobe Kosoku Line
    The Hanshin Kobe Kosoku Line is a commuter railway line in Kobe, Japan, forming part of the region’s urban rail network and providing through-services that connect multiple private railway operators.
  • 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: Shin-Osaka–Okayama section
Triple: [Sanyo Shinkansen, openedSection, Shin-Osaka–Okayama section]
Generated description
The Shin-Osaka–Okayama section is the western portion of Japan’s high-speed Sanyō Shinkansen line that connects Osaka with Okayama and serves as a key corridor toward Hiroshima and Kyushu.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shin-Osaka–Okayama section
Target entity description: The Shin-Osaka–Okayama section is the western portion of Japan’s high-speed Sanyō Shinkansen line that connects Osaka with Okayama and serves as a key corridor toward Hiroshima and Kyushu.
  • A. Yokosuka Line
    The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
  • B. Hanshin Main Line
    The Hanshin Main Line is a major commuter railway line in Japan’s Kansai region, connecting Osaka and Kobe and serving as a key corridor for urban and intercity travel.
  • C. Osaka Higashi Line
    The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
  • D. Takasaki Line
    The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
  • E. Hanshin Kobe Kosoku Line
    The Hanshin Kobe Kosoku Line is a commuter railway line in Kobe, Japan, forming part of the region’s urban rail network and providing through-services that connect multiple private railway operators.
  • 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_69ad857c97d88190b26f9b1c90839c77 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada20eeee88190a5eecfce10e3848c completed March 8, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b20364f8ac8190898b2aef195eb85f completed March 12, 2026, 12:05 a.m.
NEDg Description generation batch_69b207d7771c8190974bba03a63295c1 completed March 12, 2026, 12:24 a.m.
NED2 Entity disambiguation (via description) batch_69b20bc77c188190aa5c412cf9a9f914 completed March 12, 2026, 12:41 a.m.
Created at: March 8, 2026, 3:03 p.m.