Triple

T493689
Position Surface form Disambiguated ID Type / Status
Subject Iwakura Mission E10243 entity
Predicate participant P858 FINISHED
Object Ōkubo Toshimichi
Ōkubo Toshimichi was a leading Meiji-era Japanese statesman and key architect of the modernization and centralization of Japan after the fall of the Tokugawa shogunate.
E70534 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: Ōkubo Toshimichi | Statement: [Iwakura Mission, participant, Ōkubo Toshimichi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ōkubo Toshimichi
Context triple: [Iwakura Mission, participant, Ōkubo Toshimichi]
  • A. Matsui Iwane
    Matsui Iwane was a general in the Imperial Japanese Army best known for commanding Japanese forces during the invasion of China and being held responsible for the Nanjing Massacre, for which he was later convicted and executed as a war criminal.
  • B. Katō Tomosaburō
    Katō Tomosaburō was a prominent early 20th-century Japanese naval officer and statesman who rose to become a leading admiral and later served as Prime Minister of Japan.
  • C. Hasegawa Yoshimichi
    Hasegawa Yoshimichi was a Japanese colonial administrator who served in a prominent governmental role in Taiwan during the period of Japanese rule.
  • D. Mutaguchi Renya
    Mutaguchi Renya was a Japanese general best known for commanding the ill-fated Imphal offensive in Burma during World War II.
  • E. Terauchi Masatake
    Terauchi Masatake was a Japanese military officer and statesman who served as the first Governor-General of Korea and later as Prime Minister of Japan during the early 20th century.
  • 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: Ōkubo Toshimichi
Triple: [Iwakura Mission, participant, Ōkubo Toshimichi]
Generated description
Ōkubo Toshimichi was a leading Meiji-era Japanese statesman and key architect of the modernization and centralization of Japan after the fall of the Tokugawa shogunate.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ōkubo Toshimichi
Target entity description: Ōkubo Toshimichi was a leading Meiji-era Japanese statesman and key architect of the modernization and centralization of Japan after the fall of the Tokugawa shogunate.
  • A. Matsui Iwane
    Matsui Iwane was a general in the Imperial Japanese Army best known for commanding Japanese forces during the invasion of China and being held responsible for the Nanjing Massacre, for which he was later convicted and executed as a war criminal.
  • B. Katō Tomosaburō
    Katō Tomosaburō was a prominent early 20th-century Japanese naval officer and statesman who rose to become a leading admiral and later served as Prime Minister of Japan.
  • C. Hasegawa Yoshimichi
    Hasegawa Yoshimichi was a Japanese colonial administrator who served in a prominent governmental role in Taiwan during the period of Japanese rule.
  • D. Mutaguchi Renya
    Mutaguchi Renya was a Japanese general best known for commanding the ill-fated Imphal offensive in Burma during World War II.
  • E. Terauchi Masatake
    Terauchi Masatake was a Japanese military officer and statesman who served as the first Governor-General of Korea and later as Prime Minister of Japan during the early 20th century.
  • 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_69a2e847df8481909239ec08ccf1e376 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f0fbfa408190aeb3b93996a35c00 completed Feb. 28, 2026, 1:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4ed30d578819091c6c1f4c5eba301 completed March 2, 2026, 1:51 a.m.
NEDg Description generation batch_69a4edbab33881909369a7fc81165cf4 completed March 2, 2026, 1:54 a.m.
NED2 Entity disambiguation (via description) batch_69a4ee0f4e008190a9bdcc1ec93cefb3 completed March 2, 2026, 1:55 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.