Triple

T5852024
Position Surface form Disambiguated ID Type / Status
Subject Hachiōji E130056 entity
Predicate hasTransport P1298 FINISHED
Object JR Hachikō Line
The JR Hachikō Line is a regional railway line in the Kanto area of Japan operated by JR East, connecting inland cities through Saitama and Tokyo prefectures.
E692119 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: JR Hachikō Line | Statement: [Hachiōji, hasTransport, JR Hachikō Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: JR Hachikō Line
Context triple: [Hachiōji, hasTransport, JR Hachikō Line]
  • A. Fujikyuko Line
    The Fujikyuko Line is a Japanese railway line in Yamanashi Prefecture that connects the Chūō Main Line to the Mount Fuji and Fuji Five Lakes area, serving as a key route for tourists and local commuters.
  • B. Saikyō Line
    The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
  • C. Nippō Main Line
    The Nippō Main Line is a major railway line in Kyushu, Japan, operated by JR Kyushu and running along the eastern coast to connect key cities including Beppu, Oita, and Miyazaki.
  • D. Sōbu Line
    The Sōbu Line is a major Japan Railways (JR) commuter and intercity railway line in the Tokyo–Chiba area, connecting central Tokyo with eastern suburbs and cities in Chiba Prefecture.
  • E. Keikyū Main Line
    The Keikyū Main Line is a major private railway line in the Greater Tokyo area of Japan, operated by Keikyu Corporation and serving as a key commuter route between central Tokyo and cities in Kanagawa Prefecture.
  • 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: JR Hachikō Line
Triple: [Hachiōji, hasTransport, JR Hachikō Line]
Generated description
The JR Hachikō Line is a regional railway line in the Kanto area of Japan operated by JR East, connecting inland cities through Saitama and Tokyo prefectures.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: JR Hachikō Line
Target entity description: The JR Hachikō Line is a regional railway line in the Kanto area of Japan operated by JR East, connecting inland cities through Saitama and Tokyo prefectures.
  • A. Fujikyuko Line
    The Fujikyuko Line is a Japanese railway line in Yamanashi Prefecture that connects the Chūō Main Line to the Mount Fuji and Fuji Five Lakes area, serving as a key route for tourists and local commuters.
  • B. Saikyō Line
    The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
  • C. Nippō Main Line
    The Nippō Main Line is a major railway line in Kyushu, Japan, operated by JR Kyushu and running along the eastern coast to connect key cities including Beppu, Oita, and Miyazaki.
  • D. Sōbu Line
    The Sōbu Line is a major Japan Railways (JR) commuter and intercity railway line in the Tokyo–Chiba area, connecting central Tokyo with eastern suburbs and cities in Chiba Prefecture.
  • E. Keikyū Main Line
    The Keikyū Main Line is a major private railway line in the Greater Tokyo area of Japan, operated by Keikyu Corporation and serving as a key commuter route between central Tokyo and cities in Kanagawa Prefecture.
  • 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_69c0084de39081909eb34e6bed74215a completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c0355038008190bf38980349b533e2 completed March 22, 2026, 6:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c9e05085588190ba940f2a5280a57e completed March 30, 2026, 2:30 a.m.
NEDg Description generation batch_69c9e10510fc81909a949eed7ba2695e completed March 30, 2026, 2:33 a.m.
NED2 Entity disambiguation (via description) batch_69c9e1a5a9a88190b87f2d72cf4ad6ee completed March 30, 2026, 2:36 a.m.
Created at: March 22, 2026, 3:55 p.m.