Ubaldo Ragona
E851219
Ubaldo Ragona was an Italian film director best known for co-directing the 1964 post-apocalyptic horror film "The Last Man on Earth."
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ubaldo Ragona canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T8361861 — 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: Ubaldo Ragona Context triple: [The Last Man on Earth (1964 film), director, Ubaldo Ragona]
-
A.
Romaldo Giurgola
Romaldo Giurgola was an Italian-born Australian architect renowned for his influential modernist designs, most notably Australia’s Parliament House in Canberra.
-
B.
Bruno Ferraro
Bruno Ferraro is an individual notable enough to be recognized as a prominent bearer of the surname Ferraro.
-
C.
Sergio Galeotti
Sergio Galeotti was an Italian entrepreneur best known as the co-founder and early business driving force behind the luxury fashion house Giorgio Armani.
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D.
Antonio Rinaldi
Antonio Rinaldi was an 18th-century Italian architect active in Russia, known for introducing refined Baroque and early Neoclassical styles to several imperial residences.
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E.
Ciro Nieli
Ciro Nieli is an American animator, director, and producer best known for his work on modern animated television series, including serving as a key creative force behind the 2012 reboot of Teenage Mutant Ninja Turtles.
- 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: Ubaldo Ragona Target entity description: Ubaldo Ragona was an Italian film director best known for co-directing the 1964 post-apocalyptic horror film "The Last Man on Earth."
-
A.
Romaldo Giurgola
Romaldo Giurgola was an Italian-born Australian architect renowned for his influential modernist designs, most notably Australia’s Parliament House in Canberra.
-
B.
Bruno Ferraro
Bruno Ferraro is an individual notable enough to be recognized as a prominent bearer of the surname Ferraro.
-
C.
Sergio Galeotti
Sergio Galeotti was an Italian entrepreneur best known as the co-founder and early business driving force behind the luxury fashion house Giorgio Armani.
-
D.
Antonio Rinaldi
Antonio Rinaldi was an 18th-century Italian architect active in Russia, known for introducing refined Baroque and early Neoclassical styles to several imperial residences.
-
E.
Ciro Nieli
Ciro Nieli is an American animator, director, and producer best known for his work on modern animated television series, including serving as a key creative force behind the 2012 reboot of Teenage Mutant Ninja Turtles.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
Italian person
ⓘ
film ⓘ film director ⓘ human ⓘ novel ⓘ screenwriter ⓘ |
| activeIn | 20th century ⓘ |
| author | Richard Matheson ⓘ |
| basedOn | I Am Legend ⓘ |
| castMember | Vincent Price ⓘ |
| coDirected |
The Last Man on Earth
ⓘ
linked to:
L’ultimo uomo della Terra
|
| countryOfCitizenship | Italy ⓘ |
| countryOfOrigin |
Italy
ⓘ
United States of America ⓘ |
| director |
Sidney Salkow
ⓘ
Ubaldo Ragona ⓘ |
| fieldOfWork |
cinema
ⓘ
horror cinema ⓘ science fiction cinema ⓘ |
| gender | male ⓘ |
| genre |
horror film
ⓘ
horror film ⓘ post-apocalyptic film ⓘ post-apocalyptic film ⓘ science fiction film ⓘ science fiction film ⓘ |
| languageOfWorkOrName | Italian ⓘ |
| notableFor | co-directing the 1964 film "The Last Man on Earth" ⓘ |
| notableWork |
The Last Man on Earth
ⓘ
linked to:
L’ultimo uomo della Terra
|
| occupation |
film director
ⓘ
screenwriter ⓘ |
| originalLanguage | English ⓘ |
| publicationDate | 1964 ⓘ |
| title |
The Last Man on Earth
ⓘ
linked to:
The Last Man on Earth (TV series)
|
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: Ubaldo Ragona Description of subject: Ubaldo Ragona was an Italian film director best known for co-directing the 1964 post-apocalyptic horror film "The Last Man on Earth."
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.