Triple

T208596
Position Surface form Disambiguated ID Type / Status
Subject Chief Justice of Japan E4662 entity
Predicate hasInauguralHolder P3904 FINISHED
Object Tadahiko Mibuchi
Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
E37546 NE FINISHED

How this triple was built (5 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: Tadahiko Mibuchi | Statement: [Chief Justice of Japan, hasInauguralHolder, Tadahiko Mibuchi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tadahiko Mibuchi
Context triple: [Chief Justice of Japan, hasInauguralHolder, Tadahiko Mibuchi]
  • A. Minoru Ōta
    Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
  • B. Tomoyuki Yamashita
    Tomoyuki Yamashita was a prominent Imperial Japanese Army general during World War II, best known for his rapid conquest of Malaya and Singapore and later defense of the Philippines.
  • C. Hirofumi Yoshimura
    Hirofumi Yoshimura is a Japanese politician who serves as the governor of Osaka Prefecture and is a prominent figure in regional reform politics.
  • D. Rikichi Tsukada
    Rikichi Tsukada was a lieutenant general in the Imperial Japanese Army who led Japanese forces during World War II, including in the later stages of the Pacific War.
  • E. Shizuo Kakutani
    Shizuo Kakutani was a Japanese-American mathematician renowned for his contributions to functional analysis and probability theory, including the formulation of the Kakutani fixed-point theorem.
  • 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: Tadahiko Mibuchi
Triple: [Chief Justice of Japan, hasInauguralHolder, Tadahiko Mibuchi]
Generated description
Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tadahiko Mibuchi
Target entity description: Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
  • A. Minoru Ōta
    Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
  • B. Tomoyuki Yamashita
    Tomoyuki Yamashita was a prominent Imperial Japanese Army general during World War II, best known for his rapid conquest of Malaya and Singapore and later defense of the Philippines.
  • C. Hirofumi Yoshimura
    Hirofumi Yoshimura is a Japanese politician who serves as the governor of Osaka Prefecture and is a prominent figure in regional reform politics.
  • D. Rikichi Tsukada
    Rikichi Tsukada was a lieutenant general in the Imperial Japanese Army who led Japanese forces during World War II, including in the later stages of the Pacific War.
  • E. Shizuo Kakutani
    Shizuo Kakutani was a Japanese-American mathematician renowned for his contributions to functional analysis and probability theory, including the formulation of the Kakutani fixed-point theorem.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasInauguralHolder
Context triple: [Chief Justice of Japan, hasInauguralHolder, Tadahiko Mibuchi]
  • A. hasFirstHolder chosen
    Indicates that an entity is associated with the earliest or original holder (e.g., owner, position-bearer, or title-holder) of something.
  • B. inauguralHolder
    Indicates that the subject is the first person or entity to hold a particular position, title, office, or role.
  • C. isUsuallyHeldBy
    Indicates that something is most commonly or typically possessed, carried, or controlled by a particular entity.
  • D. inauguralHolderStartDate
    Indicates the date on which the first person or entity to hold a position, title, or role officially began their tenure.
  • E. hasHolding
    Indicates that one entity possesses, controls, or maintains ownership or custody of another entity as an asset or item.
  • F. None of above.

Provenance (6 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_69a25737567c81908f9c505300239181 completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25e8b9b908190b69a3f0594b95f7e completed Feb. 28, 2026, 3:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3a33436d48190a4a6d38f06208540 completed March 1, 2026, 2:23 a.m.
NEDg Description generation batch_69a3a3d1b16c8190af40cad78f3cd935 completed March 1, 2026, 2:26 a.m.
NED2 Entity disambiguation (via description) batch_69a3a437525c8190b850a8fa841a3af8 completed March 1, 2026, 2:28 a.m.
PD Predicate disambiguation batch_69a25b4e3c2881908d83e8218aa9f2d9 completed Feb. 28, 2026, 3:04 a.m.
Created at: Feb. 28, 2026, 2:51 a.m.