Triple

T4083122
Position Surface form Disambiguated ID Type / Status
Subject Tsuyama, Japan E87524 entity
Predicate servedByRailwayLine P848 FINISHED
Object Inbi Line
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
E411593 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: Inbi Line | Statement: [Tsuyama, Japan, servedByRailwayLine, Inbi Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Inbi Line
Context triple: [Tsuyama, Japan, servedByRailwayLine, Inbi Line]
  • A. Donghae Line
    The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
  • B. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • C. Chungbuk Line
    The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
  • D. Pyeongtaek–Jecheon Line
    The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
  • E. Gyeongbu Line
    The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
  • 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: Inbi Line
Triple: [Tsuyama, Japan, servedByRailwayLine, Inbi Line]
Generated description
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Inbi Line
Target entity description: The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
  • A. Donghae Line
    The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
  • B. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • C. Chungbuk Line
    The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
  • D. Pyeongtaek–Jecheon Line
    The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
  • E. Gyeongbu Line
    The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
  • 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_69aed9435cf48190ad1da737c962d19d completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefc7933b481909bb3e02c6c04c8ee completed March 9, 2026, 4:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69b562c6456081908cca823ebb13936a completed March 14, 2026, 1:29 p.m.
NEDg Description generation batch_69b563b5cc108190bb9684abafa608af completed March 14, 2026, 1:33 p.m.
NED2 Entity disambiguation (via description) batch_69b5646606f08190930451ac372154cd completed March 14, 2026, 1:36 p.m.
Created at: March 9, 2026, 3:39 p.m.