Leroy Nicholas Barnes
E399633
Leroy Nicholas "Nicky" Barnes was a notorious New York City drug lord and organized crime figure who rose to prominence in Harlem during the 1970s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leroy Nicholas Barnes canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3933157 — 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: Leroy Nicholas Barnes Context triple: [Nicky Barnes, birthName, Leroy Nicholas Barnes]
-
A.
Everett LeRoi Jones
Everett LeRoi Jones, better known as Amiri Baraka, was a prominent American poet, playwright, and activist associated with the Beat Generation and a leading figure in the Black Arts Movement.
-
B.
Rasual Butler
Rasual Butler was an American professional basketball player and sharpshooting wing who played over a decade in the NBA for multiple teams.
-
C.
Roy Hinson
Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
-
D.
Alonzo Harris
Alonzo Harris is a corrupt and manipulative LAPD narcotics detective portrayed by Denzel Washington in the film "Training Day."
-
E.
Charles Duncan O’Neal
Charles Duncan O’Neal was a Barbadian physician, social reformer, and political leader celebrated for championing workers’ rights and democratic reforms in early 20th-century Barbados.
- 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: Leroy Nicholas Barnes Target entity description: Leroy Nicholas "Nicky" Barnes was a notorious New York City drug lord and organized crime figure who rose to prominence in Harlem during the 1970s.
-
A.
Everett LeRoi Jones
Everett LeRoi Jones, better known as Amiri Baraka, was a prominent American poet, playwright, and activist associated with the Beat Generation and a leading figure in the Black Arts Movement.
-
B.
Rasual Butler
Rasual Butler was an American professional basketball player and sharpshooting wing who played over a decade in the NBA for multiple teams.
-
C.
Roy Hinson
Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
-
D.
Alonzo Harris
Alonzo Harris is a corrupt and manipulative LAPD narcotics detective portrayed by Denzel Washington in the film "Training Day."
-
E.
Charles Duncan O’Neal
Charles Duncan O’Neal was a Barbadian physician, social reformer, and political leader celebrated for championing workers’ rights and democratic reforms in early 20th-century Barbados.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
American criminal
ⓘ
drug lord ⓘ gangster ⓘ human ⓘ organized crime figure ⓘ |
| activeYears |
1960s
ⓘ
1970s ⓘ |
| convictedOf |
conspiracy
ⓘ
drug trafficking ⓘ racketeering ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| criminalCharge |
conspiracy
ⓘ
drug trafficking ⓘ racketeering ⓘ |
| dateOfBirth | 1933-10-15 ⓘ |
| dateOfDeath | 2012-06-18 ⓘ |
| employedAs | informant for law enforcement later in life ⓘ |
| ethnicGroup |
Black Americans
ⓘ
surface form:
African American
|
| familyName | Barnes ⓘ |
| givenName | Leroy ⓘ |
| languageSpoken | English ⓘ |
| legalStatus | federal prisoner (former) ⓘ |
| memberOf | The Council (Harlem drug syndicate) ⓘ |
| middleName | Nicholas ⓘ |
| movement | Harlem heroin trade ⓘ |
| nickname | Nicky Barnes ⓘ |
| notableAlias | Mr. Untouchable ⓘ |
| notableEvent |
convicted in federal court and sentenced to long-term imprisonment
ⓘ
indicted on federal drug charges in the 1970s ⓘ |
| notableFor |
heroin trafficking in New York City
ⓘ
organized crime in Harlem in the 1970s ⓘ |
| notableWork | The Council (criminal organization he helped found) ⓘ |
| occupation |
crime boss
ⓘ
drug trafficker ⓘ gang leader ⓘ |
| operatedIn |
Harlem
ⓘ
New York City ⓘ United States of America ⓘ |
| participatedIn |
Witness Security Program
ⓘ
surface form:
United States federal witness protection program
|
| placeOfBirth |
Harlem
ⓘ
New York ⓘ New York City ⓘ United States of America ⓘ |
| placeOfDeath | United States of America ⓘ |
| residence |
Harlem
ⓘ
New York City ⓘ |
| sexOrGender | male ⓘ |
| subjectOf |
Mr. Untouchable
ⓘ
surface form:
Mr. Untouchable (book)
Mr. Untouchable ⓘ
surface form:
Mr. Untouchable (documentary film)
numerous newspaper and magazine articles about New York drug trade ⓘ |
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: Leroy Nicholas Barnes Description of subject: Leroy Nicholas "Nicky" Barnes was a notorious New York City drug lord and organized crime figure who rose to prominence in Harlem during the 1970s.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.