Triple

T19285835
Position Surface form Disambiguated ID Type / Status
Subject Hiroshima Station E482306 entity
Predicate hasAdjacentStation P231 FINISHED
Object Shin-Iwakuni Station on Sanyō Shinkansen (west)
Shin-Iwakuni Station is a stop on Japan’s high-speed Sanyō Shinkansen line in Yamaguchi Prefecture, serving as a regional gateway for long-distance bullet train travel.
 E1368034 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-Iwakuni Station on Sanyō Shinkansen (west) | Statement: [Hiroshima Station, hasAdjacentStation, Shin-Iwakuni Station on Sanyō Shinkansen (west)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shin-Iwakuni Station on Sanyō Shinkansen (west)
Context triple: [Hiroshima Station, hasAdjacentStation, Shin-Iwakuni Station on Sanyō Shinkansen (west)]
  • A. Shin-Okachimachi Station on Tsukuba Express
    Shin-Okachimachi Station on the Tsukuba Express is a railway station in Tokyo’s Taito ward that serves as a local transit hub connecting the Tsukuba Express line with nearby subway services.
  • B. Nisshin Station on Saikyō Line
    Nisshin Station on the Saikyō Line is a railway station in Saitama, Japan, serving as a local commuter stop on JR East’s Saikyō Line between central Tokyo and Omiya.
  • C. Sumiyoshi Station (JR West)
    Sumiyoshi Station (JR West) is a railway station on the JR Kobe Line in Higashinada-ku, Kobe, Japan, operated by West Japan Railway Company (JR West).
  • D. Nankai Koya Line at Namba Station
    The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
  • E. Kawanishi-Ikeda Station
    Kawanishi-Ikeda Station is a railway station in Kawanishi, Hyōgo Prefecture, Japan, serving as an important stop on JR West’s Fukuchiyama (Takarazuka) Line and providing access to nearby urban and residential areas.
  • 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-Iwakuni Station on Sanyō Shinkansen (west)
Triple: [Hiroshima Station, hasAdjacentStation, Shin-Iwakuni Station on Sanyō Shinkansen (west)]
Generated description
Shin-Iwakuni Station is a stop on Japan’s high-speed Sanyō Shinkansen line in Yamaguchi Prefecture, serving as a regional gateway for long-distance bullet train travel.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shin-Iwakuni Station on Sanyō Shinkansen (west)
Target entity description: Shin-Iwakuni Station is a stop on Japan’s high-speed Sanyō Shinkansen line in Yamaguchi Prefecture, serving as a regional gateway for long-distance bullet train travel.
  • A. Shin-Okachimachi Station on Tsukuba Express
    Shin-Okachimachi Station on the Tsukuba Express is a railway station in Tokyo’s Taito ward that serves as a local transit hub connecting the Tsukuba Express line with nearby subway services.
  • B. Nisshin Station on Saikyō Line
    Nisshin Station on the Saikyō Line is a railway station in Saitama, Japan, serving as a local commuter stop on JR East’s Saikyō Line between central Tokyo and Omiya.
  • C. Sumiyoshi Station (JR West)
    Sumiyoshi Station (JR West) is a railway station on the JR Kobe Line in Higashinada-ku, Kobe, Japan, operated by West Japan Railway Company (JR West).
  • D. Nankai Koya Line at Namba Station
    The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
  • E. Kawanishi-Ikeda Station
    Kawanishi-Ikeda Station is a railway station in Kawanishi, Hyōgo Prefecture, Japan, serving as an important stop on JR West’s Fukuchiyama (Takarazuka) Line and providing access to nearby urban and residential areas.
  • 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc024a7081909a25d7cc4e048f79 completed April 20, 2026, 10:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a070e80d5b08190b304a874dac3d21d completed May 15, 2026, 12:16 p.m.
NEDg Description generation batch_6a070ef513888190b8c9f8c2de36f234 completed May 15, 2026, 12:17 p.m.
NED2 Entity disambiguation (via description) batch_6a070feb5d948190b8d05d13f250d2ab completed May 15, 2026, 12:22 p.m.
Created at: April 10, 2026, 1:30 p.m.