Triple

T2480060
Position Surface form Disambiguated ID Type / Status
Subject Japanese National Railways E55792 entity
Predicate successor P78 FINISHED
Object JR Hokkaido
JR Hokkaido is a regional railway company in Japan that operates passenger train services and related businesses across the island of Hokkaido.
E270240 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 Hokkaido | Statement: [Japanese National Railways, successor, JR Hokkaido]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: JR Hokkaido
Context triple: [Japanese National Railways, successor, JR Hokkaido]
  • A. JR Yumesaki Line
    The JR Yumesaki Line is a railway line in Osaka, Japan, operated by JR West that connects central Osaka with the bay area, including major attractions such as Universal Studios Japan.
  • B. JR Saikyo Line
    The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
  • C. Hankyu Railway
    Hankyu Railway is a major private railway operator in the Kansai region of Japan, known for its extensive commuter network linking Osaka with Kyoto and Kobe.
  • D. Odakyu Electric Railway
    Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
  • E. Kyushu Shinkansen
    Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
  • 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 Hokkaido
Triple: [Japanese National Railways, successor, JR Hokkaido]
Generated description
JR Hokkaido is a regional railway company in Japan that operates passenger train services and related businesses across the island of Hokkaido.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: JR Hokkaido
Target entity description: JR Hokkaido is a regional railway company in Japan that operates passenger train services and related businesses across the island of Hokkaido.
  • A. JR Yumesaki Line
    The JR Yumesaki Line is a railway line in Osaka, Japan, operated by JR West that connects central Osaka with the bay area, including major attractions such as Universal Studios Japan.
  • B. JR Saikyo Line
    The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
  • C. Hankyu Railway
    Hankyu Railway is a major private railway operator in the Kansai region of Japan, known for its extensive commuter network linking Osaka with Kyoto and Kobe.
  • D. Odakyu Electric Railway
    Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
  • E. Kyushu Shinkansen
    Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
  • 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_69ab49e670a88190b928e08302381710 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd160a9708190b28d2f5538ea129a completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69af17b146d881909672e9cd4a501a11 completed March 9, 2026, 6:55 p.m.
NEDg Description generation batch_69af19fa53708190835e51d4bf965c62 completed March 9, 2026, 7:05 p.m.
NED2 Entity disambiguation (via description) batch_69af1a60ce6c81908cc88fc7c94a3ea9 completed March 9, 2026, 7:07 p.m.
Created at: March 6, 2026, 9:45 p.m.