Roberta Lowitz Grant
E161098
Roberta Lowitz Grant was the second wife of American philosopher and educational reformer John Dewey.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Roberta Lowitz Grant canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T814510 — 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: Roberta Lowitz Grant Context triple: [John Dewey, spouse, Roberta Lowitz Grant]
-
A.
Joanne Rogers
Joanne Rogers was an American concert pianist and television personality best known as the longtime wife and collaborator of children's television icon Fred Rogers and as a prominent advocate for his legacy.
-
B.
Marianne Gordon
Marianne Gordon is an American actress best known for her film and television work in the 1960s–1980s and for her former marriage to country music star Kenny Rogers.
-
C.
Barbara Robbins
Barbara Robbins is known as the wife of Jon Lindbergh, the son of famed aviator Charles Lindbergh.
-
D.
Esther Ross
Esther Ross was the woman who served as the sponsor and ceremonial namesake figure for the U.S. Navy battleship USS Arizona (BB-39) at its christening.
-
E.
Jane Belson
Jane Belson was a British barrister best known as the wife of author Douglas Adams.
- 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: Roberta Lowitz Grant Target entity description: Roberta Lowitz Grant was the second wife of American philosopher and educational reformer John Dewey.
-
A.
Joanne Rogers
Joanne Rogers was an American concert pianist and television personality best known as the longtime wife and collaborator of children's television icon Fred Rogers and as a prominent advocate for his legacy.
-
B.
Marianne Gordon
Marianne Gordon is an American actress best known for her film and television work in the 1960s–1980s and for her former marriage to country music star Kenny Rogers.
-
C.
Barbara Robbins
Barbara Robbins is known as the wife of Jon Lindbergh, the son of famed aviator Charles Lindbergh.
-
D.
Esther Ross
Esther Ross was the woman who served as the sponsor and ceremonial namesake figure for the U.S. Navy battleship USS Arizona (BB-39) at its christening.
-
E.
Jane Belson
Jane Belson was a British barrister best known as the wife of author Douglas Adams.
- F. None of above. chosen
Statements (11)
| Predicate | Object |
|---|---|
| instanceOf |
educational reformer
ⓘ
human ⓘ human ⓘ philosopher ⓘ spouse ⓘ |
| countryOfCitizenship |
United States of America
ⓘ
United States of America ⓘ |
| numberOfSpouses | 2 ⓘ |
| positionInFamily | second wife of John Dewey ⓘ |
| spouse |
John Dewey
ⓘ
Roberta Lowitz Grant ⓘ |
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: Roberta Lowitz Grant Description of subject: Roberta Lowitz Grant was the second wife of American philosopher and educational reformer John Dewey.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Roberta Lowitz Grant