Triple

T514529
Position Surface form Disambiguated ID Type / Status
Subject Yokohama E10676 entity
Predicate hasMayor P185 FINISHED
Object Takeharu Yamanaka
Takeharu Yamanaka is a Japanese politician serving as the mayor of Yokohama, one of Japan’s largest cities.
 E89697 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: Takeharu Yamanaka | Statement: [Yokohama, hasMayor, Takeharu Yamanaka]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Takeharu Yamanaka
Context triple: [Yokohama, hasMayor, Takeharu Yamanaka]
  • A. 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.
  • B. Hirofumi Hirano
    Hirofumi Hirano is a Japanese politician who has held senior leadership roles in major opposition parties and served in the national legislature.
  • C. Masataka Yoshida
    Masataka Yoshida is a Japanese professional baseball outfielder known for his high-contact hitting and on-base skills, who starred in Nippon Professional Baseball before moving to Major League Baseball with the Boston Red Sox.
  • D. 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.
  • E. Tadahiko Mibuchi
    Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
  • 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: Takeharu Yamanaka
Triple: [Yokohama, hasMayor, Takeharu Yamanaka]
Generated description
Takeharu Yamanaka is a Japanese politician serving as the mayor of Yokohama, one of Japan’s largest cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Takeharu Yamanaka
Target entity description: Takeharu Yamanaka is a Japanese politician serving as the mayor of Yokohama, one of Japan’s largest cities.
  • A. 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.
  • B. Hirofumi Hirano
    Hirofumi Hirano is a Japanese politician who has held senior leadership roles in major opposition parties and served in the national legislature.
  • C. Masataka Yoshida
    Masataka Yoshida is a Japanese professional baseball outfielder known for his high-contact hitting and on-base skills, who starred in Nippon Professional Baseball before moving to Major League Baseball with the Boston Red Sox.
  • D. 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.
  • E. Tadahiko Mibuchi
    Tadahiko Mibuchi was a Japanese jurist who became the first person to serve as Chief Justice of Japan.
  • 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_69a2e84a0d08819087e01863fcd9abf1 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f1824a248190808591ab3ece7dff completed Feb. 28, 2026, 1:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69a65e2e20c08190af76454812a0c88b completed March 3, 2026, 4:06 a.m.
NEDg Description generation batch_69a65ef36bac8190806ab440c3bdd6fa completed March 3, 2026, 4:09 a.m.
NED2 Entity disambiguation (via description) batch_69a65f5c0ec88190888d4e8ca3fc04fc completed March 3, 2026, 4:11 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.