Lalitha Chandrasekhar
E12500
Lalitha Chandrasekhar was an Indian physicist and mathematician who collaborated closely with her husband, Nobel laureate Subrahmanyan Chandrasekhar, and contributed to research and education in astrophysics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lalitha Chandrasekhar canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T93548 — 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: Lalitha Chandrasekhar Context triple: [Subrahmanyan Chandrasekhar, spouse, Lalitha Chandrasekhar]
-
A.
Madhavi Malalgoda Ariyabandu
Madhavi Malalgoda Ariyabandu is a Sri Lankan peace and human rights advocate recognized internationally for her contributions to social justice and conflict resolution.
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B.
M. S. Swaminathan
M. S. Swaminathan was an Indian geneticist and agricultural scientist widely regarded as the chief architect of India’s Green Revolution, which transformed the country from food scarcity to self-sufficiency.
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C.
Linda Salzman Sagan
Linda Salzman Sagan is an American artist and writer best known for co-designing the Pioneer plaque and contributing to other interstellar message projects alongside Carl Sagan.
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D.
Subrahmanyan Chandrasekhar
Subrahmanyan Chandrasekhar was an Indian-American astrophysicist and Nobel laureate renowned for his work on stellar structure and evolution, particularly the Chandrasekhar limit for white dwarfs.
-
E.
Shirley Ann Jackson
Shirley Ann Jackson is an American physicist and trailblazing academic leader renowned for her pioneering research in theoretical physics and for being one of the first Black women to earn a Ph.D. from MIT.
- 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: Lalitha Chandrasekhar Target entity description: Lalitha Chandrasekhar was an Indian physicist and mathematician who collaborated closely with her husband, Nobel laureate Subrahmanyan Chandrasekhar, and contributed to research and education in astrophysics.
-
A.
Madhavi Malalgoda Ariyabandu
Madhavi Malalgoda Ariyabandu is a Sri Lankan peace and human rights advocate recognized internationally for her contributions to social justice and conflict resolution.
-
B.
M. S. Swaminathan
M. S. Swaminathan was an Indian geneticist and agricultural scientist widely regarded as the chief architect of India’s Green Revolution, which transformed the country from food scarcity to self-sufficiency.
-
C.
Linda Salzman Sagan
Linda Salzman Sagan is an American artist and writer best known for co-designing the Pioneer plaque and contributing to other interstellar message projects alongside Carl Sagan.
-
D.
Subrahmanyan Chandrasekhar
Subrahmanyan Chandrasekhar was an Indian-American astrophysicist and Nobel laureate renowned for his work on stellar structure and evolution, particularly the Chandrasekhar limit for white dwarfs.
-
E.
Shirley Ann Jackson
Shirley Ann Jackson is an American physicist and trailblazing academic leader renowned for her pioneering research in theoretical physics and for being one of the first Black women to earn a Ph.D. from MIT.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Indian scientist
ⓘ
mathematician ⓘ person ⓘ physicist ⓘ |
| areaOfInfluence |
science education
ⓘ
theoretical astrophysics ⓘ |
| contributedTo |
education in astrophysics
ⓘ
research in astrophysics ⓘ |
| countryOfCitizenship | India ⓘ |
| ethnicGroup | Indian ⓘ |
| fieldOfWork |
astrophysics
ⓘ
mathematics ⓘ physics ⓘ |
| hasGender | female ⓘ |
| languageOfWorkOrName |
English
ⓘ
Tamil ⓘ |
| notableRelative | Subrahmanyan Chandrasekhar ⓘ |
| notableWork | collaborative research in astrophysics with Subrahmanyan Chandrasekhar ⓘ |
| occupation |
educator
ⓘ
mathematician ⓘ physicist ⓘ |
| partnerInScience | Subrahmanyan Chandrasekhar ⓘ |
| placeOfActivity |
India
ⓘ
United States of America ⓘ |
| spouse | Subrahmanyan Chandrasekhar ⓘ |
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: Lalitha Chandrasekhar Description of subject: Lalitha Chandrasekhar was an Indian physicist and mathematician who collaborated closely with her husband, Nobel laureate Subrahmanyan Chandrasekhar, and contributed to research and education in astrophysics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.