Mortimer Duke
E342293
Mortimer Duke is a wealthy, manipulative commodities broker and one of the scheming Duke brothers in the 1983 comedy film "Trading Places."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mortimer Duke canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3239571 — 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: Mortimer Duke Context triple: [Trading Places, mainCharacter, Mortimer Duke]
-
A.
Baron Wilson
Baron Wilson is the British peerage title created for General Henry Maitland Wilson, a senior British Army officer noted for his command roles during the Second World War.
-
B.
Mortimer Lewis
Mortimer Lewis was a 19th-century British-born Australian architect who served as Colonial Architect of New South Wales and designed many of Sydney’s prominent public buildings.
-
C.
Henry Seymour King
Henry Seymour King was a British banker, politician, and mountaineer active in the late 19th and early 20th centuries.
-
D.
Baron Carson
Baron Carson is the title held by Edward Carson, a prominent Irish unionist leader, barrister, and politician best known for his opposition to Irish Home Rule in the early 20th century.
-
E.
Louis Winthorpe III
Louis Winthorpe III is the wealthy commodities broker who becomes the central figure in the class-swap comedy of the 1983 film "Trading Places."
- 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: Mortimer Duke Target entity description: Mortimer Duke is a wealthy, manipulative commodities broker and one of the scheming Duke brothers in the 1983 comedy film "Trading Places."
-
A.
Baron Wilson
Baron Wilson is the British peerage title created for General Henry Maitland Wilson, a senior British Army officer noted for his command roles during the Second World War.
-
B.
Mortimer Lewis
Mortimer Lewis was a 19th-century British-born Australian architect who served as Colonial Architect of New South Wales and designed many of Sydney’s prominent public buildings.
-
C.
Henry Seymour King
Henry Seymour King was a British banker, politician, and mountaineer active in the late 19th and early 20th centuries.
-
D.
Baron Carson
Baron Carson is the title held by Edward Carson, a prominent Irish unionist leader, barrister, and politician best known for his opposition to Irish Home Rule in the early 20th century.
-
E.
Louis Winthorpe III
Louis Winthorpe III is the wealthy commodities broker who becomes the central figure in the class-swap comedy of the 1983 film "Trading Places."
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
fictional character
ⓘ
film character ⓘ |
| antagonistOf |
Billy Ray Valentine
ⓘ
Louis Winthorpe III ⓘ |
| appearsInFilm | Trading Places ⓘ |
| characterIn | Trading Places ⓘ |
| coOwnerOf | Duke & Duke ⓘ |
| countryOfCitizenship |
United States
ⓘ
linked to:
United States of America
|
| creator |
Herschel Weingrod
ⓘ
Timothy Harris ⓘ |
| employer | Duke & Duke ⓘ |
| familyName | Duke ⓘ |
| fictionalStatus | alive at end of Trading Places ⓘ |
| fictionalUniverse |
Trading Places universe
ⓘ
linked to:
Trading Places
|
| filmDirectorOfWorkAppearedIn | John Landis ⓘ |
| gender | male ⓘ |
| genreOfWorkAppearedIn | comedy film ⓘ |
| hasRelative | Randolph Duke ⓘ |
| languageOfWork | English ⓘ |
| notableEvent | financial ruin in frozen concentrated orange juice futures market ⓘ |
| notableFor | manipulating a social experiment involving Louis Winthorpe III and Billy Ray Valentine ⓘ |
| occupation |
businessman
ⓘ
commodities broker ⓘ |
| personalityTrait |
greedy
ⓘ
manipulative ⓘ ruthless ⓘ |
| portrayedBy | Don Ameche ⓘ |
| sibling | Randolph Duke ⓘ |
| yearOfFirstAppearance | 1983 ⓘ |
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: Mortimer Duke Description of subject: Mortimer Duke is a wealthy, manipulative commodities broker and one of the scheming Duke brothers in the 1983 comedy film "Trading Places."
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.