Marco Antonio Barrera
E157978
Marco Antonio Barrera is a Mexican former professional boxer renowned as a multiple-division world champion and one of the greatest featherweights of his era.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Marco Antonio Barrera canonical | 5 |
| Marco Antonio Barrera Tapia | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1370322 — 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: Marco Antonio Barrera Context triple: [World Featherweight Title, hasNotableChampion, Marco Antonio Barrera]
-
A.
Érik Morales
Érik Morales is a Mexican former professional boxer renowned as one of the sport’s greats, known for his multiple world titles across weight classes and his classic rivalries with fighters like Marco Antonio Barrera and Manny Pacquiao.
-
B.
Julio César Chávez
Julio César Chávez is a legendary Mexican professional boxer widely regarded as one of the greatest fighters in boxing history, known for his relentless pressure style, iron chin, and multiple world titles across three weight divisions.
-
C.
Guillermo Rigondeaux
Guillermo Rigondeaux is a Cuban professional boxer renowned for his exceptional defensive skills, two Olympic gold medals, and multiple world titles in the super bantamweight division.
-
D.
Jorge Masvidal
Jorge Masvidal is an American mixed martial artist known for his long UFC career, striking skills, and record-setting five-second knockout of Ben Askren.
-
E.
Javier Navarrete
Javier Navarrete is a Spanish film composer best known internationally for his haunting, Oscar-nominated score for Guillermo del Toro’s dark fantasy film Pan’s Labyrinth.
- 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: Marco Antonio Barrera Target entity description: Marco Antonio Barrera is a Mexican former professional boxer renowned as a multiple-division world champion and one of the greatest featherweights of his era.
-
A.
Érik Morales
Érik Morales is a Mexican former professional boxer renowned as one of the sport’s greats, known for his multiple world titles across weight classes and his classic rivalries with fighters like Marco Antonio Barrera and Manny Pacquiao.
-
B.
Julio César Chávez
Julio César Chávez is a legendary Mexican professional boxer widely regarded as one of the greatest fighters in boxing history, known for his relentless pressure style, iron chin, and multiple world titles across three weight divisions.
-
C.
Guillermo Rigondeaux
Guillermo Rigondeaux is a Cuban professional boxer renowned for his exceptional defensive skills, two Olympic gold medals, and multiple world titles in the super bantamweight division.
-
D.
Jorge Masvidal
Jorge Masvidal is an American mixed martial artist known for his long UFC career, striking skills, and record-setting five-second knockout of Ben Askren.
-
E.
Javier Navarrete
Javier Navarrete is a Spanish film composer best known internationally for his haunting, Oscar-nominated score for Guillermo del Toro’s dark fantasy film Pan’s Labyrinth.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
professional boxer ⓘ world boxing champion ⓘ |
| careerEnd | 2011 ⓘ |
| careerStart | 1989 ⓘ |
| countryOfCitizenship | Mexico ⓘ |
| dateOfBirth | 1974-01-17 ⓘ |
| era |
1990s
ⓘ
2000s ⓘ |
| familyName | Barrera ⓘ |
| fullName |
Marco Antonio Barrera
self-linksurface differs
ⓘ
surface form:
Marco Antonio Barrera Tapia
|
| givenName | Marco ⓘ |
| hallOfFame | International Boxing Hall of Fame inductee ⓘ |
| isKnownFor |
fights with Manny Pacquiao
ⓘ
multiple-division world championships ⓘ rivalry with Erik Morales ⓘ victory over Naseem Hamed ⓘ |
| languageSpoken | Spanish ⓘ |
| losses | 7 ⓘ |
| nationality | Mexican ⓘ |
| nickname | The Baby-Faced Assassin ⓘ |
| noContests | 1 ⓘ |
| notableOpponent |
Amir Khan
ⓘ
Érik Morales ⓘ
surface form:
Erik Morales
Juan Manuel Márquez ⓘ Manny Pacquiao ⓘ Naseem Hamed ⓘ |
| occupation |
boxing analyst
ⓘ
sports commentator ⓘ |
| placeOfBirth |
Mexico
ⓘ
Mexico City ⓘ |
| residence |
Guadalajara
ⓘ
Jalisco ⓘ Mexico ⓘ |
| sexOrGender | male ⓘ |
| sport | boxing ⓘ |
| stance | orthodox ⓘ |
| totalFights | 75 ⓘ |
| weightClass |
bantamweight
ⓘ
featherweight ⓘ lightweight ⓘ super bantamweight ⓘ super featherweight ⓘ super flyweight ⓘ |
| wins | 67 ⓘ |
| winsByKO | 44 ⓘ |
| worldTitle |
IBF junior featherweight title
ⓘ
WBC featherweight title ⓘ WBC super featherweight title ⓘ WBO super bantamweight title ⓘ |
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: Marco Antonio Barrera Description of subject: Marco Antonio Barrera is a Mexican former professional boxer renowned as a multiple-division world champion and one of the greatest featherweights of his era.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Marco Antonio Barrera Tapia