Yoichiro Nambu
E37589
Yoichiro Nambu was a Japanese-American theoretical physicist renowned for his pioneering work on spontaneous symmetry breaking in particle physics, for which he received the Nobel Prize in Physics.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Yoichiro Nambu canonical | 23 |
| Noboru Nambu | 1 |
| Yoichi Nambu | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T262324 — 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: Yoichiro Nambu Context triple: [University of Tokyo, hasNotableFaculty, Yoichiro Nambu]
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A.
Hideki Yukawa
Hideki Yukawa was a Japanese theoretical physicist and Nobel laureate best known for proposing the meson theory of nuclear forces.
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B.
Toshihide Maskawa
Toshihide Maskawa was a Japanese theoretical physicist and Nobel laureate renowned for co-formulating the Cabibbo–Kobayashi–Maskawa (CKM) matrix, which explains CP violation in the Standard Model of particle physics.
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C.
Hitoshi Murayama
Hitoshi Murayama is a prominent Japanese theoretical physicist known for his work in particle physics and cosmology and for holding leading academic positions in both Japan and the United States.
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D.
Masatoshi Koshiba
Masatoshi Koshiba was a Japanese physicist and Nobel laureate renowned for his pioneering work in neutrino astronomy and the development of underground neutrino detectors.
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E.
Sin-Itiro Tomonaga
Sin-Itiro Tomonaga was a Japanese theoretical physicist renowned for his fundamental contributions to quantum electrodynamics, for which he shared the 1965 Nobel Prize in Physics.
- 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: Yoichiro Nambu Target entity description: Yoichiro Nambu was a Japanese-American theoretical physicist renowned for his pioneering work on spontaneous symmetry breaking in particle physics, for which he received the Nobel Prize in Physics.
-
A.
Hideki Yukawa
Hideki Yukawa was a Japanese theoretical physicist and Nobel laureate best known for proposing the meson theory of nuclear forces.
-
B.
Toshihide Maskawa
Toshihide Maskawa was a Japanese theoretical physicist and Nobel laureate renowned for co-formulating the Cabibbo–Kobayashi–Maskawa (CKM) matrix, which explains CP violation in the Standard Model of particle physics.
-
C.
Hitoshi Murayama
Hitoshi Murayama is a prominent Japanese theoretical physicist known for his work in particle physics and cosmology and for holding leading academic positions in both Japan and the United States.
-
D.
Masatoshi Koshiba
Masatoshi Koshiba was a Japanese physicist and Nobel laureate renowned for his pioneering work in neutrino astronomy and the development of underground neutrino detectors.
-
E.
Sin-Itiro Tomonaga
Sin-Itiro Tomonaga was a Japanese theoretical physicist renowned for his fundamental contributions to quantum electrodynamics, for which he shared the 1965 Nobel Prize in Physics.
- F. None of above. chosen
Statements (48)
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: Yoichiro Nambu Description of subject: Yoichiro Nambu was a Japanese-American theoretical physicist renowned for his pioneering work on spontaneous symmetry breaking in particle physics, for which he received the Nobel Prize in Physics.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.