Yumiko Owada
E132751
Yumiko Owada is the mother of Masako Owada, who became Empress Masako of Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yumiko Owada canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T841207 — 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: Yumiko Owada Context triple: [Masako Owada, mother, Yumiko Owada]
-
A.
Masako Owada
Masako Owada, now Empress Masako of Japan, is a Harvard- and Oxford-educated former diplomat who became the consort of Emperor Naruhito and a prominent member of the Japanese imperial family.
-
B.
Reiko Yamamoto
Reiko Yamamoto was the wife of Admiral Isoroku Yamamoto, the famed commander-in-chief of the Imperial Japanese Navy during World War II.
-
C.
Hisako Nagayama
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
-
D.
Miyoko Fuchida
Miyoko Fuchida was the wife of Japanese naval aviator Mitsuo Fuchida, known for her support of him during and after World War II and his later Christian missionary work.
-
E.
Yuriko Kikuchi
Yuriko Kikuchi, better known professionally as Rinko Kikuchi, is a Japanese actress acclaimed for her roles in films such as "Babel" and "Pacific Rim."
- 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: Yumiko Owada Target entity description: Yumiko Owada is the mother of Masako Owada, who became Empress Masako of Japan.
-
A.
Masako Owada
Masako Owada, now Empress Masako of Japan, is a Harvard- and Oxford-educated former diplomat who became the consort of Emperor Naruhito and a prominent member of the Japanese imperial family.
-
B.
Reiko Yamamoto
Reiko Yamamoto was the wife of Admiral Isoroku Yamamoto, the famed commander-in-chief of the Imperial Japanese Navy during World War II.
-
C.
Hisako Nagayama
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
-
D.
Miyoko Fuchida
Miyoko Fuchida was the wife of Japanese naval aviator Mitsuo Fuchida, known for her support of him during and after World War II and his later Christian missionary work.
-
E.
Yuriko Kikuchi
Yuriko Kikuchi, better known professionally as Rinko Kikuchi, is a Japanese actress acclaimed for her roles in films such as "Babel" and "Pacific Rim."
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese person
ⓘ
human ⓘ |
| child |
Empress Masako of Japan
ⓘ
linked to:
Empress Masako
Masako Owada ⓘ |
| countryOfCitizenship | Japan ⓘ |
| languageSpoken | Japanese ⓘ |
| motherOf |
Empress Masako of Japan
ⓘ
linked to:
Empress Masako
Masako Owada ⓘ |
| notableFor | being the mother of Empress Masako of Japan ⓘ |
| relative |
Emperor Emeritus Akihito
ⓘ
linked to:
Akihito
Emperor Naruhito of Japan ⓘ
linked to:
Naruhito
Empress Emerita Michiko ⓘ
linked to:
Empress Emerita of Japan
Masako Owada ⓘ |
| sexOrGender | female ⓘ |
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: Yumiko Owada Description of subject: Yumiko Owada is the mother of Masako Owada, who became Empress Masako of Japan.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Owada family