Triple

T21800406
Position Surface form Disambiguated ID Type / Status
Subject J-TREC E538223 entity
Predicate fullName P16 FINISHED
Object Japan Transport Engineering Company
Japan Transport Engineering Company is a Japanese manufacturer specializing in the design and production of railway vehicles and related transportation equipment.
 E1502011 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: Japan Transport Engineering Company | Statement: [J-TREC, fullName, Japan Transport Engineering Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Japan Transport Engineering Company
Context triple: [J-TREC, fullName, Japan Transport Engineering Company]
  • A. Japan Railway Construction Public Corporation
    Japan Railway Construction Public Corporation was a former Japanese government agency responsible for planning and constructing railway lines and related infrastructure.
  • B. Keihan Electric Railway Co., Ltd.
    Keihan Electric Railway Co., Ltd. is a major Japanese private railway operator serving the Osaka–Kyoto region, known for its extensive commuter rail network and related transportation and leisure businesses.
  • C. Kajima Corporation
    Kajima Corporation is a major Japanese construction and civil engineering company known for its large-scale infrastructure and building projects worldwide.
  • D. Railway Bureau of Japan
    The Railway Bureau of Japan is a governmental body responsible for planning, regulating, and overseeing the nation’s railway systems and policies.
  • E. Shinkansen Holding Corporation
    Shinkansen Holding Corporation is a Japanese company established to own and manage the high-speed Shinkansen railway assets following the breakup and privatization of Japanese National Railways.
  • 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: Japan Transport Engineering Company
Triple: [J-TREC, fullName, Japan Transport Engineering Company]
Generated description
Japan Transport Engineering Company is a Japanese manufacturer specializing in the design and production of railway vehicles and related transportation equipment.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Japan Transport Engineering Company
Target entity description: Japan Transport Engineering Company is a Japanese manufacturer specializing in the design and production of railway vehicles and related transportation equipment.
  • A. Japan Railway Construction Public Corporation
    Japan Railway Construction Public Corporation was a former Japanese government agency responsible for planning and constructing railway lines and related infrastructure.
  • B. Keihan Electric Railway Co., Ltd.
    Keihan Electric Railway Co., Ltd. is a major Japanese private railway operator serving the Osaka–Kyoto region, known for its extensive commuter rail network and related transportation and leisure businesses.
  • C. Kajima Corporation
    Kajima Corporation is a major Japanese construction and civil engineering company known for its large-scale infrastructure and building projects worldwide.
  • D. Railway Bureau of Japan
    The Railway Bureau of Japan is a governmental body responsible for planning, regulating, and overseeing the nation’s railway systems and policies.
  • E. Shinkansen Holding Corporation
    Shinkansen Holding Corporation is a Japanese company established to own and manage the high-speed Shinkansen railway assets following the breakup and privatization of Japanese National Railways.
  • 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_69e0c4733f4081909a86622e7e6d15d2 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f077fede848190b8fe07941d6573d9 completed April 28, 2026, 9:03 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0a3e827ad88190869f3c4797c80891 completed May 17, 2026, 10:17 p.m.
NEDg Description generation batch_6a0a3f4358d48190a88208a55d19a9ef completed May 17, 2026, 10:20 p.m.
NED2 Entity disambiguation (via description) batch_6a0a404206e0819080c640619cd277ab completed May 17, 2026, 10:25 p.m.
Created at: April 16, 2026, 6:53 p.m.