Takeharu Yamanaka
E89697
Takeharu Yamanaka is a Japanese politician serving as the mayor of Yokohama, one of Japan’s largest cities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Takeharu Yamanaka canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T514529 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Takeharu Yamanaka Context triple: [Yokohama, hasMayor, Takeharu Yamanaka]
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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.
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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.
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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.
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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.
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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.
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
Statements (36)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Takeharu Yamanaka Description of subject: Takeharu Yamanaka is a Japanese politician serving as the mayor of Yokohama, one of Japan’s largest cities.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.