Triple

T905602
Position Surface form Disambiguated ID Type / Status
Subject Empress Kōjun E19540 entity
Predicate mother P120 FINISHED
Object Chikako Shimazu
Chikako Shimazu was a Japanese noblewoman of the influential Shimazu family and the mother of Empress Kōjun, consort of Emperor Shōwa (Hirohito).
E141455 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: Chikako Shimazu | Statement: [Empress Kōjun, mother, Chikako Shimazu]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chikako Shimazu
Context triple: [Empress Kōjun, mother, Chikako Shimazu]
  • A. Sanae Takaichi
    Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
  • B. Makiko Tanaka
    Makiko Tanaka is a Japanese politician and former foreign minister, known as the outspoken daughter of influential former Prime Minister Kakuei Tanaka.
  • C. Takako Doi
    Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
  • D. Michiko Shōda
    Michiko Shōda, later Empress Michiko, is the former Empress consort of Japan and the first commoner to marry into the Japanese imperial family.
  • E. Hisako Nagayama
    Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
  • 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: Chikako Shimazu
Triple: [Empress Kōjun, mother, Chikako Shimazu]
Generated description
Chikako Shimazu was a Japanese noblewoman of the influential Shimazu family and the mother of Empress Kōjun, consort of Emperor Shōwa (Hirohito).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chikako Shimazu
Target entity description: Chikako Shimazu was a Japanese noblewoman of the influential Shimazu family and the mother of Empress Kōjun, consort of Emperor Shōwa (Hirohito).
  • A. Sanae Takaichi
    Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
  • B. Makiko Tanaka
    Makiko Tanaka is a Japanese politician and former foreign minister, known as the outspoken daughter of influential former Prime Minister Kakuei Tanaka.
  • C. Takako Doi
    Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
  • D. Michiko Shōda
    Michiko Shōda, later Empress Michiko, is the former Empress consort of Japan and the first commoner to marry into the Japanese imperial family.
  • E. Hisako Nagayama
    Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
  • 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_69a4939e889c8190ac148b3ac1a7f90b completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b2caf4088190ab05b22531ecec43 completed March 1, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac89f641c48190b7cff1073852a228 completed March 7, 2026, 8:26 p.m.
NEDg Description generation batch_69ac8a6805c88190a54d219e2b46afb3 completed March 7, 2026, 8:28 p.m.
NED2 Entity disambiguation (via description) batch_69ac8ad15e7c8190b596ee5f4b9d0469 completed March 7, 2026, 8:30 p.m.
Created at: March 1, 2026, 7:39 p.m.