Sam "Ace" Rothstein
E824120
Sam "Ace" Rothstein is the meticulous, gambling-savvy casino operator portrayed by Robert De Niro in Martin Scorsese's film "Casino," known for his rise and fall within the Las Vegas mob-run casino world.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sam "Ace" Rothstein canonical | 10 |
How this entity was disambiguated
This entity first appeared as the object of triple T9839351 — 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: Sam "Ace" Rothstein Context triple: [Casino, character, Sam "Ace" Rothstein]
-
A.
Peter Masterson
Peter Masterson was an American actor, director, producer, and writer best known for co-writing and co-directing the film adaptation of the musical "The Best Little Whorehouse in Texas."
-
B.
Robert Hobbs
Robert Hobbs is an actor known for his role in the film "Longford" and various other screen and stage performances.
-
C.
Mace Siegel
Mace Siegel was an American real estate developer and businessman best known as a co-founder and longtime leader of The Macerich Company, one of the largest shopping center owners in the United States.
-
D.
Jack Heuer
Jack Heuer is a Swiss watchmaker and former head of TAG Heuer, best known for modernizing the brand and creating iconic chronograph designs.
-
E.
Paul Sciarra
Paul Sciarra is an American entrepreneur best known as a co-founder of the visual discovery and bookmarking platform Pinterest.
- 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: Sam "Ace" Rothstein Target entity description: Sam "Ace" Rothstein is the meticulous, gambling-savvy casino operator portrayed by Robert De Niro in Martin Scorsese's film "Casino," known for his rise and fall within the Las Vegas mob-run casino world.
-
A.
Peter Masterson
Peter Masterson was an American actor, director, producer, and writer best known for co-writing and co-directing the film adaptation of the musical "The Best Little Whorehouse in Texas."
-
B.
Robert Hobbs
Robert Hobbs is an actor known for his role in the film "Longford" and various other screen and stage performances.
-
C.
Mace Siegel
Mace Siegel was an American real estate developer and businessman best known as a co-founder and longtime leader of The Macerich Company, one of the largest shopping center owners in the United States.
-
D.
Jack Heuer
Jack Heuer is a Swiss watchmaker and former head of TAG Heuer, best known for modernizing the brand and creating iconic chronograph designs.
-
E.
Paul Sciarra
Paul Sciarra is an American entrepreneur best known as a co-founder of the visual discovery and bookmarking platform Pinterest.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
fictional character
ⓘ
film character ⓘ |
| affiliation |
Chicago Outfit (fictionalized)
ⓘ
linked to:
Chicago Outfit
|
| appearsIn | Casino ⓘ |
| appearsInGenre | gangster film ⓘ |
| associatedLocation |
Chicago
ⓘ
Las Vegas Strip ⓘ |
| associatedWith |
Ginger McKenna
ⓘ
Nicky Santoro ⓘ |
| basedOn | Frank Rosenthal ⓘ |
| characterTrait |
calculating
ⓘ
meticulous ⓘ risk-averse ⓘ |
| conflictWith |
Ginger McKenna
ⓘ
Nicky Santoro ⓘ |
| createdBy |
Martin Scorsese
ⓘ
Nicholas Pileggi ⓘ |
| directedBy | Martin Scorsese ⓘ |
| employer | Tangiers Casino ⓘ |
| fictionalUniverse |
Casino (film universe)
ⓘ
linked to:
Casino
|
| filmReleaseYear | 1995 ⓘ |
| firstAppearance |
Casino (1995 film)
ⓘ
linked to:
Casino
|
| gender | male ⓘ |
| genre | crime drama ⓘ |
| hasNickname | Ace ⓘ |
| hasSkill |
casino management
ⓘ
risk assessment ⓘ sports betting analysis ⓘ |
| involvedIn | mob-run casino operations ⓘ |
| knownFor | running the Tangiers Casino efficiently ⓘ |
| languageOfWork | English ⓘ |
| medium | feature film ⓘ |
| narrates | events of Casino (film) ⓘ |
| nationality | American ⓘ |
| notableFor |
expertise in gambling odds
ⓘ
meticulous management of a Las Vegas casino ⓘ |
| occupation |
casino operator
ⓘ
sports handicapper ⓘ |
| portrayedAs | Jewish-American gambling expert ⓘ |
| portrayedBy | Robert De Niro ⓘ |
| roleInWork | protagonist of the film Casino ⓘ |
| setting | Las Vegas, Nevada ⓘ |
| spouse | Ginger McKenna ⓘ |
| storyArc | rise and fall in Las Vegas casino world ⓘ |
| themeInvolvement |
corruption in gambling industry
ⓘ
organized crime in Las Vegas ⓘ personal betrayal ⓘ |
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: Sam "Ace" Rothstein Description of subject: Sam "Ace" Rothstein is the meticulous, gambling-savvy casino operator portrayed by Robert De Niro in Martin Scorsese's film "Casino," known for his rise and fall within the Las Vegas mob-run casino world.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Lester Diamond in Casino
subject linked to:
Lester Diamond in Casino
subject linked to:
Lester Diamond in Casino