Leander Perez
E576880
Leander Perez was a powerful and controversial Louisiana political boss and staunch segregationist who dominated politics in Plaquemines Parish for decades.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Leander Henry Perez Jr. | 1 |
| Leander Perez canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6225446 — 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: Leander Perez Context triple: [States' Rights Democratic Party, keyFigure, Leander Perez]
-
A.
Matthew Saldivar
Matthew Saldivar is an American stage actor best known for his work in Broadway musicals and plays.
-
B.
Chris Espinosa
Chris Espinosa is a longtime Apple engineer and one of the company’s earliest employees, known for his significant contributions to the original Macintosh and subsequent Apple software projects.
-
C.
David Muñoz
David Muñoz is a Spanish screenwriter best known for co-writing Guillermo del Toro’s acclaimed gothic horror film "The Devil’s Backbone."
-
D.
Jerry Xavier
Jerry Xavier is an individual known primarily by the formal title Dr. Jerry Xavier, indicating a doctoral-level professional background.
-
E.
Edgardo Canales
Edgardo Canales is a Puerto Rican lawyer and business executive best known as the husband of actress Adria Arjona.
- 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: Leander Perez Target entity description: Leander Perez was a powerful and controversial Louisiana political boss and staunch segregationist who dominated politics in Plaquemines Parish for decades.
-
A.
Matthew Saldivar
Matthew Saldivar is an American stage actor best known for his work in Broadway musicals and plays.
-
B.
Chris Espinosa
Chris Espinosa is a longtime Apple engineer and one of the company’s earliest employees, known for his significant contributions to the original Macintosh and subsequent Apple software projects.
-
C.
David Muñoz
David Muñoz is a Spanish screenwriter best known for co-writing Guillermo del Toro’s acclaimed gothic horror film "The Devil’s Backbone."
-
D.
Jerry Xavier
Jerry Xavier is an individual known primarily by the formal title Dr. Jerry Xavier, indicating a doctoral-level professional background.
-
E.
Edgardo Canales
Edgardo Canales is a Puerto Rican lawyer and business executive best known as the husband of actress Adria Arjona.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
American politician
ⓘ
human ⓘ segregationist ⓘ |
| burialPlace |
Plaquemines Parish, Louisiana
ⓘ
linked to:
Plaquemines Parish
|
| causeOfDeath | stroke ⓘ |
| countryOfCitizenship |
Confederate States of America
ⓘ
United States of America ⓘ |
| dateOfBirth | 1891-07-16 ⓘ |
| dateOfDeath | 1969-03-19 ⓘ |
| describedBySource |
Encyclopedia of Louisiana
ⓘ
biographical works on Louisiana politics ⓘ |
| educatedAt |
Tulane University
ⓘ
Tulane University Law School ⓘ
linked to:
Tulane University
|
| employer |
Plaquemines Parish government
ⓘ
St. Bernard Parish government ⓘ
linked to:
St. Bernard Parish Council
|
| ethnicGroup | Cajun ⓘ |
| familyName | Perez ⓘ |
| givenName | Leander ⓘ |
| hasChild |
Chalin O. Perez
ⓘ
Leander Henry Perez Jr. ⓘ
linked to:
Leander Perez
|
| ideology |
conservatism
ⓘ
segregationism ⓘ white supremacy ⓘ |
| memberOfPoliticalParty | Democratic Party ⓘ |
| notableFor |
control of oil and gas revenues in Plaquemines Parish
ⓘ
dominating politics in Plaquemines Parish for decades ⓘ opposition to the civil rights movement ⓘ supporting racial segregation ⓘ |
| occupation |
lawyer
ⓘ
political boss ⓘ politician ⓘ |
| opposed |
civil rights legislation
ⓘ
desegregation of public schools ⓘ |
| placeOfBirth |
Dulac, Louisiana
ⓘ
linked to:
Delacroix, Louisiana
Terrebonne Parish, Louisiana ⓘ |
| placeOfDeath |
New Orleans, Louisiana
ⓘ
linked to:
New Orleans
|
| positionHeld |
district attorney of Plaquemines Parish
ⓘ
district attorney of St. Bernard Parish ⓘ judge of the 25th Judicial District Court of Louisiana ⓘ political boss of Plaquemines Parish ⓘ |
| religion |
Roman Catholic Church
ⓘ
linked to:
Roman Catholicism
|
| residence |
New Orleans, Louisiana
ⓘ
linked to:
New Orleans
Plaquemines Parish, Louisiana ⓘ
linked to:
Plaquemines Parish
|
| sexOrGender | male ⓘ |
| significantEvent | indicted on federal charges related to income tax evasion ⓘ |
| supported | States' rights ⓘ |
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: Leander Perez Description of subject: Leander Perez was a powerful and controversial Louisiana political boss and staunch segregationist who dominated politics in Plaquemines Parish for decades.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Leander Perez