Triple

T16967890
Position Surface form Disambiguated ID Type / Status
Subject 津山市 E411588 entity
Predicate servedByRailwayLine P848 FINISHED
Object 津山線
津山線は岡山県の岡山駅と津山駅を結び、中国山地の田園風景の中を走るJR西日本の地方鉄道路線です。
E1243260 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: 津山線 | Statement: [津山市, servedByRailwayLine, 津山線]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 津山線
Context triple: [津山市, servedByRailwayLine, 津山線]
  • A. Jōetsu Line
    The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
  • B. Hokushin Line
    The Hokushin Line is a rapid transit line in Kobe, Japan, forming part of the Kobe Municipal Subway network and serving the city’s northern area.
  • C. Nambu Line
    The Nambu Line is a railway line in the Tokyo metropolitan area of Japan operated by JR East, connecting Kawasaki in Kanagawa Prefecture with Tachikawa in western Tokyo and serving as a key commuter route.
  • D. Jōban Line
    The Jōban Line is a major railway corridor in Japan operated by JR East, connecting central Tokyo with the northeastern Kanto and Tōhoku regions along the Pacific coast.
  • E. Shinetsu Main Line
    The Shinetsu Main Line is a major railway line in Japan operated by JR East that historically connected the Tokyo region with Niigata Prefecture across central Honshu.
  • 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: 津山線
Triple: [津山市, servedByRailwayLine, 津山線]
Generated description
津山線は岡山県の岡山駅と津山駅を結び、中国山地の田園風景の中を走るJR西日本の地方鉄道路線です。
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 津山線
Target entity description: 津山線は岡山県の岡山駅と津山駅を結び、中国山地の田園風景の中を走るJR西日本の地方鉄道路線です。
  • A. Jōetsu Line
    The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
  • B. Hokushin Line
    The Hokushin Line is a rapid transit line in Kobe, Japan, forming part of the Kobe Municipal Subway network and serving the city’s northern area.
  • C. Nambu Line
    The Nambu Line is a railway line in the Tokyo metropolitan area of Japan operated by JR East, connecting Kawasaki in Kanagawa Prefecture with Tachikawa in western Tokyo and serving as a key commuter route.
  • D. Jōban Line
    The Jōban Line is a major railway corridor in Japan operated by JR East, connecting central Tokyo with the northeastern Kanto and Tōhoku regions along the Pacific coast.
  • E. Shinetsu Main Line
    The Shinetsu Main Line is a major railway line in Japan operated by JR East that historically connected the Tokyo region with Niigata Prefecture across central Honshu.
  • 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_69d886c9c9d481909afe222093641cae completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3d0a6f628819080db47285954729a completed April 18, 2026, 6:42 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00d46f1d608190befe4dcbda086c03 completed May 10, 2026, 6:54 p.m.
NEDg Description generation batch_6a00d619d0f88190904a8afdd02c6f54 completed May 10, 2026, 7:01 p.m.
NED2 Entity disambiguation (via description) batch_6a00d67eb2a48190b57e394925181f70 completed May 10, 2026, 7:03 p.m.
Created at: April 10, 2026, 5:31 a.m.