Triple

T911303
Position Surface form Disambiguated ID Type / Status
Subject Waseda University E19663 entity
Predicate founder P104 FINISHED
Object Ōkuma Shigenobu
Ōkuma Shigenobu was a prominent Japanese statesman of the Meiji era who served twice as prime minister and played a key role in Japan’s modernization and constitutional government.
E115540 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: Ōkuma Shigenobu | Statement: [Waseda University, founder, Ōkuma Shigenobu]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ōkuma Shigenobu
Context triple: [Waseda University, founder, Ōkuma Shigenobu]
  • A. 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.
  • B. Kido Takayoshi
    Kido Takayoshi was a key Japanese statesman and one of the principal architects of the Meiji Restoration who helped modernize Japan’s political and social systems in the late 19th century.
  • C. Ishiwara Kanji
    Ishiwara Kanji was a prominent Imperial Japanese Army officer and military strategist best known as a key planner of Japan’s expansion into Manchuria in the early 1930s.
  • D. 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.
  • 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: Ōkuma Shigenobu
Triple: [Waseda University, founder, Ōkuma Shigenobu]
Generated description
Ōkuma Shigenobu was a prominent Japanese statesman of the Meiji era who served twice as prime minister and played a key role in Japan’s modernization and constitutional government.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ōkuma Shigenobu
Target entity description: Ōkuma Shigenobu was a prominent Japanese statesman of the Meiji era who served twice as prime minister and played a key role in Japan’s modernization and constitutional government.
  • A. 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.
  • B. Kido Takayoshi
    Kido Takayoshi was a key Japanese statesman and one of the principal architects of the Meiji Restoration who helped modernize Japan’s political and social systems in the late 19th century.
  • C. Ishiwara Kanji
    Ishiwara Kanji was a prominent Imperial Japanese Army officer and military strategist best known as a key planner of Japan’s expansion into Manchuria in the early 1930s.
  • D. 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.
  • 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_69a4939f91a08190ba68c2c81eab90fe completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b2de5b008190851852331db41324 completed March 1, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac1cd3444881908615a7962b4eef67 completed March 7, 2026, 12:40 p.m.
NEDg Description generation batch_69ac1d2fc87c8190938cc8ce31d52343 completed March 7, 2026, 12:42 p.m.
NED2 Entity disambiguation (via description) batch_69ac1db7ef408190b4f7fd04c3c4c111 completed March 7, 2026, 12:44 p.m.
Created at: March 1, 2026, 7:39 p.m.