Thomas Hearns vs Sugar Ray Leonard I (1981)
E646815
Thomas Hearns vs Sugar Ray Leonard I (1981) was a legendary welterweight world title unification bout often remembered as one of boxing’s greatest fights, showcasing a dramatic clash of styles and a late-round comeback victory for Leonard.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thomas Hearns vs Sugar Ray Leonard I (1981) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7174796 — 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: Thomas Hearns vs Sugar Ray Leonard I (1981) Context triple: [Thomas Hearns, notableFight, Thomas Hearns vs Sugar Ray Leonard I (1981)]
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A.
Marvin Hagler vs. Thomas Hearns
"Marvin Hagler vs. Thomas Hearns" is a legendary 1985 middleweight boxing match, widely regarded as one of the most explosive and action-packed fights in boxing history.
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B.
Marvin Hagler vs. Sugar Ray Leonard
"Marvin Hagler vs. Sugar Ray Leonard" is the legendary 1987 middleweight boxing championship bout widely remembered for its high skill level, controversy over the judges’ decision, and its impact on both fighters’ legacies.
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C.
Marvin Hagler vs. Roberto Durán
Marvin Hagler vs. Roberto Durán was a 1983 middleweight boxing title bout in which champion Marvelous Marvin Hagler defended his crown against legendary lightweight great Roberto Durán in a highly anticipated clash of all-time greats.
-
D.
Evander Holyfield vs. George Foreman
Evander Holyfield vs. George Foreman was a 1991 heavyweight boxing title fight in which the young champion Holyfield defended his crown against the comebacking former champion Foreman in a highly publicized generational showdown.
-
E.
Muhammad Ali vs. Joe Frazier trilogy
The Muhammad Ali vs. Joe Frazier trilogy is the legendary three-fight boxing rivalry between heavyweight champions Muhammad Ali and Joe Frazier, widely regarded as one of the greatest series in sports history.
- 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: Thomas Hearns vs Sugar Ray Leonard I (1981) Target entity description: Thomas Hearns vs Sugar Ray Leonard I (1981) was a legendary welterweight world title unification bout often remembered as one of boxing’s greatest fights, showcasing a dramatic clash of styles and a late-round comeback victory for Leonard.
-
A.
Marvin Hagler vs. Thomas Hearns
"Marvin Hagler vs. Thomas Hearns" is a legendary 1985 middleweight boxing match, widely regarded as one of the most explosive and action-packed fights in boxing history.
-
B.
Marvin Hagler vs. Sugar Ray Leonard
"Marvin Hagler vs. Sugar Ray Leonard" is the legendary 1987 middleweight boxing championship bout widely remembered for its high skill level, controversy over the judges’ decision, and its impact on both fighters’ legacies.
-
C.
Marvin Hagler vs. Roberto Durán
Marvin Hagler vs. Roberto Durán was a 1983 middleweight boxing title bout in which champion Marvelous Marvin Hagler defended his crown against legendary lightweight great Roberto Durán in a highly anticipated clash of all-time greats.
-
D.
Evander Holyfield vs. George Foreman
Evander Holyfield vs. George Foreman was a 1991 heavyweight boxing title fight in which the young champion Holyfield defended his crown against the comebacking former champion Foreman in a highly publicized generational showdown.
-
E.
Muhammad Ali vs. Joe Frazier trilogy
The Muhammad Ali vs. Joe Frazier trilogy is the legendary three-fight boxing rivalry between heavyweight champions Muhammad Ali and Joe Frazier, widely regarded as one of the greatest series in sports history.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
professional boxing match
ⓘ
world welterweight title unification bout ⓘ |
| broadcastNetworkUS | HBO NERFINISHED ⓘ |
| city | Las Vegas NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| date | 1981-09-16 ⓘ |
| era | early 1980s golden age of welterweights ⓘ |
| fighter1 | Sugar Ray Leonard NERFINISHED ⓘ |
| fighter1Hometown | Palmer Park, Maryland NERFINISHED ⓘ |
| fighter1Nationality | American ⓘ |
| fighter1Stance | orthodox ⓘ |
| fighter2 | Thomas Hearns NERFINISHED ⓘ |
| fighter2AlternateNickname | Motor City Cobra NERFINISHED ⓘ |
| fighter2Hometown | Detroit, Michigan NERFINISHED ⓘ |
| fighter2Nationality | American ⓘ |
| fighter2Stance | orthodox ⓘ |
| followedBy | Sugar Ray Leonard vs Thomas Hearns II (1989) NERFINISHED ⓘ |
| governingBody |
World Boxing Association
NERFINISHED
ⓘ
World Boxing Council NERFINISHED ⓘ |
| judge |
Chuck Minker
NERFINISHED
ⓘ
Dalby Shirley NERFINISHED ⓘ Duane Ford NERFINISHED ⓘ |
| legacy | integral part of the Leonard–Hearns rivalry ⓘ |
| location | Caesars Palace NERFINISHED ⓘ |
| loser | Thomas Hearns NERFINISHED ⓘ |
| nicknameOfFighter1 | Sugar Ray NERFINISHED ⓘ |
| nicknameOfFighter2 | The Hitman NERFINISHED ⓘ |
| notableFor |
clash of boxer-puncher styles
ⓘ
considered one of the greatest welterweight fights in boxing history ⓘ dramatic late-round comeback by Sugar Ray Leonard ⓘ |
| promoter |
Bob Arum
NERFINISHED
ⓘ
Top Rank NERFINISHED ⓘ |
| purseFighter1ApproxUSD | 10000000 ⓘ |
| purseFighter2ApproxUSD | 5000000 ⓘ |
| referee | Davey Pearl NERFINISHED ⓘ |
| result | Leonard won by technical knockout NERFINISHED ⓘ |
| resultDetail | Leonard won by TKO in round 14 NERFINISHED ⓘ |
| roundStopped | 14 ⓘ |
| scheduledRounds | 15 ⓘ |
| sport | boxing ⓘ |
| state | Nevada ⓘ |
| titleOnTheLine |
WBA welterweight title
NERFINISHED
ⓘ
WBC welterweight title NERFINISHED ⓘ |
| unificationBout | true ⓘ |
| venueType | outdoor arena ⓘ |
| weightClass | welterweight ⓘ |
| winner | Sugar Ray Leonard NERFINISHED ⓘ |
| year | 1981 ⓘ |
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: Thomas Hearns vs Sugar Ray Leonard I (1981) Description of subject: Thomas Hearns vs Sugar Ray Leonard I (1981) was a legendary welterweight world title unification bout often remembered as one of boxing’s greatest fights, showcasing a dramatic clash of styles and a late-round comeback victory for Leonard.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.