Triple

T6391317
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 395 E143833 entity
Predicate buildLocation P14455 FINISHED
Object Kasado Works, Kudamatsu, Japan
Kasado Works in Kudamatsu, Japan is a major Hitachi rail manufacturing facility known for producing high-speed and commuter trains for both domestic and international markets.
E591242 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: Kasado Works, Kudamatsu, Japan | Statement: [British Rail Class 395, buildLocation, Kasado Works, Kudamatsu, Japan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kasado Works, Kudamatsu, Japan
Context triple: [British Rail Class 395, buildLocation, Kasado Works, Kudamatsu, Japan]
  • A. Tsutsumi plant, Japan
    The Tsutsumi plant in Japan is a major Toyota manufacturing facility known for producing popular models like the Toyota Camry and for its advanced, environmentally focused production technologies.
  • B. Hamamatsu, Shizuoka, Japan
    Hamamatsu, in Shizuoka Prefecture, Japan, is an industrial city known for its musical instrument and motorcycle manufacturing and as the birthplace of Nobel Prize–winning physicist Hiroshi Amano.
  • C. Tsuyama, Japan
    Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
  • D. Oguni, Kumamoto, Japan
    Oguni is a rural town in Kumamoto Prefecture, Japan, known for its hot springs, forested landscapes, and as the birthplace of bacteriologist Shibasaburo Kitasato.
  • E. Komatsu, Ishikawa Prefecture, Japan
    Komatsu, in Ishikawa Prefecture, Japan, is a regional city on the Sea of Japan coast known for its manufacturing industry, cultural festivals, and role as a transportation hub.
  • 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: Kasado Works, Kudamatsu, Japan
Triple: [British Rail Class 395, buildLocation, Kasado Works, Kudamatsu, Japan]
Generated description
Kasado Works in Kudamatsu, Japan is a major Hitachi rail manufacturing facility known for producing high-speed and commuter trains for both domestic and international markets.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kasado Works, Kudamatsu, Japan
Target entity description: Kasado Works in Kudamatsu, Japan is a major Hitachi rail manufacturing facility known for producing high-speed and commuter trains for both domestic and international markets.
  • A. Tsutsumi plant, Japan
    The Tsutsumi plant in Japan is a major Toyota manufacturing facility known for producing popular models like the Toyota Camry and for its advanced, environmentally focused production technologies.
  • B. Hamamatsu, Shizuoka, Japan
    Hamamatsu, in Shizuoka Prefecture, Japan, is an industrial city known for its musical instrument and motorcycle manufacturing and as the birthplace of Nobel Prize–winning physicist Hiroshi Amano.
  • C. Tsuyama, Japan
    Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
  • D. Oguni, Kumamoto, Japan
    Oguni is a rural town in Kumamoto Prefecture, Japan, known for its hot springs, forested landscapes, and as the birthplace of bacteriologist Shibasaburo Kitasato.
  • E. Komatsu, Ishikawa Prefecture, Japan
    Komatsu, in Ishikawa Prefecture, Japan, is a regional city on the Sea of Japan coast known for its manufacturing industry, cultural festivals, and role as a transportation hub.
  • 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_69c008db906c819096f3597d55d95432 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0687c7fdc819099cbbb937dec215e completed March 22, 2026, 10:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6388b02888190989623c658469a5a completed March 27, 2026, 7:58 a.m.
NEDg Description generation batch_69c63c71ac188190ad7912d2e6a68af8 completed March 27, 2026, 8:14 a.m.
NED2 Entity disambiguation (via description) batch_69c63cdf225c8190b26a23496d0acc1a completed March 27, 2026, 8:16 a.m.
Created at: March 22, 2026, 4:34 p.m.