Mary Ann Hall McCormick
E783202
Mary Ann Hall McCormick was the mother of American inventor and industrialist Cyrus McCormick, who revolutionized agriculture with the mechanical reaper.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mary Ann Hall McCormick canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7252145 — 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: Mary Ann Hall McCormick Context triple: [Cyrus McCormick, parent, Mary Ann Hall McCormick]
-
A.
Mary Ann Deming
Mary Ann Deming was the wife of American railroad executive and "Big Four" tycoon Charles Crocker, associated with the development of the Central Pacific Railroad.
-
B.
Mary Frances Reynolds
Mary Frances Reynolds, better known as Debbie Reynolds, was an American actress, singer, and dancer famed for her roles in classic Hollywood films such as "Singin' in the Rain."
-
C.
Mildred McLean Hazen
Mildred McLean Hazen was an American socialite and Washington, D.C. hostess best known as the wife of Admiral George Dewey.
-
D.
Mary Bingham
Mary Bingham is a notable member of the prominent Bingham family, recognized for her association with this influential lineage.
-
E.
Jeannette E. Hartupee McKee
Jeannette E. Hartupee McKee was the wife of industrialist H. Sellers McKee and the namesake of the city of Jeannette, Pennsylvania.
- 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: Mary Ann Hall McCormick Target entity description: Mary Ann Hall McCormick was the mother of American inventor and industrialist Cyrus McCormick, who revolutionized agriculture with the mechanical reaper.
-
A.
Mary Ann Deming
Mary Ann Deming was the wife of American railroad executive and "Big Four" tycoon Charles Crocker, associated with the development of the Central Pacific Railroad.
-
B.
Mary Frances Reynolds
Mary Frances Reynolds, better known as Debbie Reynolds, was an American actress, singer, and dancer famed for her roles in classic Hollywood films such as "Singin' in the Rain."
-
C.
Mildred McLean Hazen
Mildred McLean Hazen was an American socialite and Washington, D.C. hostess best known as the wife of Admiral George Dewey.
-
D.
Mary Bingham
Mary Bingham is a notable member of the prominent Bingham family, recognized for her association with this influential lineage.
-
E.
Jeannette E. Hartupee McKee
Jeannette E. Hartupee McKee was the wife of industrialist H. Sellers McKee and the namesake of the city of Jeannette, Pennsylvania.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf |
agricultural machine
ⓘ
human ⓘ mother ⓘ |
| child | Cyrus McCormick ⓘ |
| countryOfCitizenship |
United States of America
ⓘ
United States of America ⓘ |
| familyName | McCormick ⓘ |
| fieldOfWork | agricultural machinery ⓘ |
| givenName | Mary ⓘ |
| hasRole | parent of inventor ⓘ |
| middleName | Ann ⓘ |
| mother | Mary Ann Hall McCormick ⓘ |
| notableFor | revolutionizing agriculture with the mechanical reaper ⓘ |
| notableRelative | Cyrus McCormick ⓘ |
| notableWork |
mechanical reaper
ⓘ
linked to:
McCormick reaper
|
| use | harvesting crops ⓘ |
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: Mary Ann Hall McCormick Description of subject: Mary Ann Hall McCormick was the mother of American inventor and industrialist Cyrus McCormick, who revolutionized agriculture with the mechanical reaper.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Mary Ann Hall McCormick