Cyrus McCormick
E157627
Cyrus McCormick was a 19th-century American inventor and industrialist best known for developing the mechanical reaper, which revolutionized agriculture.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Cyrus McCormick canonical | 4 |
| Cyrus Hall McCormick Jr. | 2 |
| Cyrus Hall McCormick | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1385934 — 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: Cyrus McCormick Context triple: [McCormick Place, namedAfter, Cyrus McCormick]
-
A.
Eli Whitney
Eli Whitney was an American inventor best known for creating the cotton gin, a device that revolutionized cotton processing and greatly impacted the Industrial Revolution.
-
B.
Elihu Thomson
Elihu Thomson was a pioneering electrical engineer and inventor whose work in power systems and lighting helped shape the early electrical industry and led to the formation of General Electric.
-
C.
Alexander Lyman Holley
Alexander Lyman Holley was a prominent 19th-century American mechanical engineer and steel industry pioneer who helped introduce and advance the Bessemer process in the United States.
-
D.
Henry Harrison Culver
Henry Harrison Culver was an American businessman and philanthropist best known for establishing the prestigious Culver Military Academy in Indiana.
-
E.
Thomas Durant
Thomas Durant is a central character in the television series "Hell on Wheels," depicted as a ruthless and ambitious railroad tycoon driving the construction of the transcontinental railroad.
- 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: Cyrus McCormick Target entity description: Cyrus McCormick was a 19th-century American inventor and industrialist best known for developing the mechanical reaper, which revolutionized agriculture.
-
A.
Eli Whitney
Eli Whitney was an American inventor best known for creating the cotton gin, a device that revolutionized cotton processing and greatly impacted the Industrial Revolution.
-
B.
Elihu Thomson
Elihu Thomson was a pioneering electrical engineer and inventor whose work in power systems and lighting helped shape the early electrical industry and led to the formation of General Electric.
-
C.
Alexander Lyman Holley
Alexander Lyman Holley was a prominent 19th-century American mechanical engineer and steel industry pioneer who helped introduce and advance the Bessemer process in the United States.
-
D.
Henry Harrison Culver
Henry Harrison Culver was an American businessman and philanthropist best known for establishing the prestigious Culver Military Academy in Indiana.
-
E.
Thomas Durant
Thomas Durant is a central character in the television series "Hell on Wheels," depicted as a ruthless and ambitious railroad tycoon driving the construction of the transcontinental railroad.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American
ⓘ
businessperson ⓘ industrialist ⓘ inventor ⓘ |
| associatedWith |
American agricultural revolution
ⓘ
International Harvester ⓘ |
| birthDate | 1809-02-15 ⓘ |
| birthPlace |
Rockbridge County, Virginia
ⓘ
surface form:
Rockbridge County, Virginia, United States
|
| burialPlace | Graceland Cemetery, Chicago, Illinois, United States ⓘ |
| causeOfDeath | stroke ⓘ |
| child |
Cyrus McCormick
self-linksurface differs
ⓘ
surface form:
Cyrus Hall McCormick Jr.
Harold Fowler McCormick ⓘ |
| deathDate | 1884-05-13 ⓘ |
| deathPlace | Chicago, Illinois, United States ⓘ |
| education | informal training in mechanics and farming ⓘ |
| era | 19th century ⓘ |
| familyName |
McCormick family
ⓘ
surface form:
McCormick
|
| field |
agricultural machinery
ⓘ
mechanical engineering ⓘ |
| founded | McCormick Harvesting Machine Company ⓘ |
| fullName |
Cyrus McCormick
self-linksurface differs
ⓘ
surface form:
Cyrus Hall McCormick
|
| givenName |
Cyrus I
ⓘ
surface form:
Cyrus
|
| headquarteredIn | Chicago, Illinois, United States ⓘ |
| honor | inducted into the National Inventors Hall of Fame ⓘ |
| improvedUponWorkOf |
Robert R. McCormick
ⓘ
surface form:
Robert McCormick Jr.
|
| industry | agricultural equipment ⓘ |
| influenced | development of large-scale commercial agriculture in the United States ⓘ |
| knownFor |
McCormick Harvesting Machine Company
ⓘ
mechanical reaper ⓘ reaping machine ⓘ |
| language | English ⓘ |
| legacy | McCormick Harvesting Machine Company later became part of International Harvester ⓘ |
| nationality |
United States of America
ⓘ
surface form:
United States
|
| notableAchievement |
commercialized the mechanical reaper for mass production
ⓘ
helped mechanize grain harvesting in the 19th century ⓘ |
| occupation |
business executive
ⓘ
industrialist ⓘ inventor ⓘ |
| parent |
Mary Ann Hall McCormick
ⓘ
Robert R. McCormick ⓘ
surface form:
Robert McCormick Jr.
|
| patentGrantedFor | mechanical reaper ⓘ |
| patentGrantYear | 1834 ⓘ |
| religion | Presbyterianism ⓘ |
| residence |
Chicago, Illinois, United States
ⓘ
Virginia ⓘ
surface form:
Virginia, United States
|
| significantEvent | moved business operations to Chicago in 1847 ⓘ |
| spouse | Nancy Fowler McCormick ⓘ |
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: Cyrus McCormick Description of subject: Cyrus McCormick was a 19th-century American inventor and industrialist best known for developing the mechanical reaper, which revolutionized agriculture.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Graceland Cemetery
this entity surface form:
Cyrus Hall McCormick
this entity surface form:
Cyrus Hall McCormick Jr.
this entity surface form:
Cyrus Hall McCormick Jr.