Ruth Beatrice Baker
E174754
Ruth Beatrice Baker is a British-born educator best known as the third wife of Barack Obama Sr. and stepmother of former U.S. President Barack Obama.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ruth Beatrice Baker canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T372388 — 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: Ruth Beatrice Baker Context triple: [Barack Obama Sr., spouse, Ruth Beatrice Baker]
-
A.
Dorothy Brower Barkley
Dorothy Brower Barkley was the second wife of U.S. Vice President Alben W. Barkley, known primarily for her role as his spouse and partner in public life.
-
B.
Mary Louise Bell
Mary Louise Bell was the first wife of renowned physicist Richard Feynman, whom he married after the death of his childhood sweetheart Arline Greenbaum.
-
C.
Elsie Ann Ford
Elsie Ann Ford was an American actress and the mother of actor Robert Downey Jr.
-
D.
Ruth Snyder
Ruth Snyder was an American woman infamously executed in 1928 for the murder of her husband, a case that became notorious due to a secretly photographed image of her electrocution published in the press.
-
E.
Ethel Wayman
Ethel Wayman was the wife of British humorist and novelist P. G. Wodehouse.
- 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: Ruth Beatrice Baker Target entity description: Ruth Beatrice Baker is a British-born educator best known as the third wife of Barack Obama Sr. and stepmother of former U.S. President Barack Obama.
-
A.
Dorothy Brower Barkley
Dorothy Brower Barkley was the second wife of U.S. Vice President Alben W. Barkley, known primarily for her role as his spouse and partner in public life.
-
B.
Mary Louise Bell
Mary Louise Bell was the first wife of renowned physicist Richard Feynman, whom he married after the death of his childhood sweetheart Arline Greenbaum.
-
C.
Elsie Ann Ford
Elsie Ann Ford was an American actress and the mother of actor Robert Downey Jr.
-
D.
Ruth Snyder
Ruth Snyder was an American woman infamously executed in 1928 for the murder of her husband, a case that became notorious due to a secretly photographed image of her electrocution published in the press.
-
E.
Ethel Wayman
Ethel Wayman was the wife of British humorist and novelist P. G. Wodehouse.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf |
educator
ⓘ
human ⓘ |
| countryOfCitizenship | United Kingdom ⓘ |
| notableFor |
being the stepmother of Barack Obama
ⓘ
being the third wife of Barack Obama Sr. ⓘ |
| occupation | educator ⓘ |
| placeOfBirth | United Kingdom ⓘ |
| sexOrGender | female ⓘ |
| spouse | Barack Obama Sr. ⓘ |
| stepParentOf | Barack Obama ⓘ |
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: Ruth Beatrice Baker Description of subject: Ruth Beatrice Baker is a British-born educator best known as the third wife of Barack Obama Sr. and stepmother of former U.S. President Barack Obama.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.