Ida Langdon
E149609
Ida Langdon was an American scholar and writer best known for her work on the life and writings of her uncle, Mark Twain (Samuel Langhorne Clemens).
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ida Langdon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T684200 — 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: Ida Langdon Context triple: [Langdon family, member, Ida Langdon]
-
A.
Mary Lee Hartford
Mary Lee Hartford was the second wife of American actor and producer Douglas Fairbanks Jr., known primarily for her marriage into the prominent Fairbanks family.
-
B.
Mary Easty
Mary Easty was a respected Salem, Massachusetts woman who was falsely accused of witchcraft and executed during the 1692 Salem witch trials, later remembered for her dignified plea for justice.
-
C.
Mary Ann Holmes
Mary Ann Holmes was the mother of renowned 19th-century American actor Edwin Booth and the wife of Shakespearean tragedian Junius Brutus Booth.
-
D.
Mary Lee Ware
Mary Lee Ware was an American philanthropist and patron of science best known for financing Harvard University’s famous Blaschka Glass Models of Plants (the “Glass Flowers”).
-
E.
Mary Elizabeth Ellis
Mary Elizabeth Ellis is an American actress and comedian best known for her recurring role as The Waitress on the TV series "It's Always Sunny in Philadelphia."
- 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: Ida Langdon Target entity description: Ida Langdon was an American scholar and writer best known for her work on the life and writings of her uncle, Mark Twain (Samuel Langhorne Clemens).
-
A.
Mary Lee Hartford
Mary Lee Hartford was the second wife of American actor and producer Douglas Fairbanks Jr., known primarily for her marriage into the prominent Fairbanks family.
-
B.
Mary Easty
Mary Easty was a respected Salem, Massachusetts woman who was falsely accused of witchcraft and executed during the 1692 Salem witch trials, later remembered for her dignified plea for justice.
-
C.
Mary Ann Holmes
Mary Ann Holmes was the mother of renowned 19th-century American actor Edwin Booth and the wife of Shakespearean tragedian Junius Brutus Booth.
-
D.
Mary Lee Ware
Mary Lee Ware was an American philanthropist and patron of science best known for financing Harvard University’s famous Blaschka Glass Models of Plants (the “Glass Flowers”).
-
E.
Mary Elizabeth Ellis
Mary Elizabeth Ellis is an American actress and comedian best known for her recurring role as The Waitress on the TV series "It's Always Sunny in Philadelphia."
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
Mark Twain scholar
ⓘ
biographer ⓘ human ⓘ literary scholar ⓘ writer ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| ethnicGroup | American ⓘ |
| fieldOfWork |
American literature
ⓘ
Mark Twain studies ⓘ biographical writing ⓘ |
| genre |
biography
ⓘ
literary criticism ⓘ |
| hasUncle |
Mark Twain
ⓘ
Mark Twain ⓘ
surface form:
Samuel Langhorne Clemens
|
| languageOfWorkOrName | English ⓘ |
| mainSubject |
Mark Twain
ⓘ
Mark Twain ⓘ
surface form:
Samuel Langhorne Clemens
|
| notableFor |
being a niece of Mark Twain
ⓘ
scholarship on Mark Twain ⓘ writing about the life and writings of Mark Twain ⓘ |
| notableWork |
work on the life of Mark Twain
ⓘ
work on the writings of Mark Twain ⓘ |
| occupation |
biographer
ⓘ
scholar ⓘ writer ⓘ |
| relative |
Mark Twain
ⓘ
Mark Twain ⓘ
surface form:
Samuel Langhorne Clemens
|
| 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: Ida Langdon Description of subject: Ida Langdon was an American scholar and writer best known for her work on the life and writings of her uncle, Mark Twain (Samuel Langhorne Clemens).
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.