Ken Norton vs. Muhammad Ali I
E763661
Ken Norton vs. Muhammad Ali I was a 1973 heavyweight boxing match in which underdog Ken Norton famously broke Muhammad Ali’s jaw and won by split decision, marking one of Ali’s most notable career upsets.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ken Norton vs. Muhammad Ali I canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8852171 — 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: Ken Norton vs. Muhammad Ali I Context triple: [Ken Norton, notableFight, Ken Norton vs. Muhammad Ali I]
-
A.
Larry Holmes vs. Muhammad Ali
"Larry Holmes vs. Muhammad Ali" was a 1980 heavyweight boxing title bout in which a prime Holmes dominated an aging Ali in one of the sport’s most historically significant and poignant fights.
-
B.
Muhammad Ali vs. George Foreman
Muhammad Ali vs. George Foreman, known as "The Rumble in the Jungle," was the legendary 1974 heavyweight boxing match in Zaire where Ali regained the world title with his famous "rope-a-dope" strategy.
-
C.
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.
-
D.
Muhammad Ali vs Sonny Liston fight
The Muhammad Ali vs. Sonny Liston fight was a landmark heavyweight boxing bout that helped cement Ali’s legendary status and dramatically reshaped the sport’s history and popular culture.
-
E.
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.
- 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: Ken Norton vs. Muhammad Ali I Target entity description: Ken Norton vs. Muhammad Ali I was a 1973 heavyweight boxing match in which underdog Ken Norton famously broke Muhammad Ali’s jaw and won by split decision, marking one of Ali’s most notable career upsets.
-
A.
Larry Holmes vs. Muhammad Ali
"Larry Holmes vs. Muhammad Ali" was a 1980 heavyweight boxing title bout in which a prime Holmes dominated an aging Ali in one of the sport’s most historically significant and poignant fights.
-
B.
Muhammad Ali vs. George Foreman
Muhammad Ali vs. George Foreman, known as "The Rumble in the Jungle," was the legendary 1974 heavyweight boxing match in Zaire where Ali regained the world title with his famous "rope-a-dope" strategy.
-
C.
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.
-
D.
Muhammad Ali vs Sonny Liston fight
The Muhammad Ali vs. Sonny Liston fight was a landmark heavyweight boxing bout that helped cement Ali’s legendary status and dramatically reshaped the sport’s history and popular culture.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | professional boxing match ⓘ |
| attendanceEstimate | over 10,000 ⓘ |
| broadcastNetwork | ABC NERFINISHED ⓘ |
| city | San Diego ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| date | 1973-03-31 ⓘ |
| decisionType | split decision ⓘ |
| era | 1970s heavyweight era ⓘ |
| fighter1 | Ken Norton NERFINISHED ⓘ |
| fighter1Nationality | American ⓘ |
| fighter1StatusBeforeFight | underdog ⓘ |
| fighter1Style | orthodox ⓘ |
| fighter2 | Muhammad Ali NERFINISHED ⓘ |
| fighter2CornerAdvice | Ali was urged to quit due to broken jaw but continued ⓘ |
| fighter2Injury | broken jaw ⓘ |
| fighter2InjuryTiming | early in the fight ⓘ |
| fighter2Nationality | American ⓘ |
| fighter2Nickname | The Greatest NERFINISHED ⓘ |
| fighter2PreviousTitle | world heavyweight champion ⓘ |
| fighter2RecordContext | part of Muhammad Ali's post-exile comeback period ⓘ |
| fighter2StatusBeforeFight | former world heavyweight champion ⓘ |
| fighter2Style | orthodox ⓘ |
| followedBy | Muhammad Ali vs. Ken Norton II NERFINISHED ⓘ |
| governingBodyContext | non-title bout ⓘ |
| judgeDecision | 2–1 in favor of Ken Norton ⓘ |
| legacy |
demonstrated Ali's vulnerability in early 1970s
ⓘ
elevated Ken Norton to elite heavyweight status ⓘ |
| location | San Diego Sports Arena NERFINISHED ⓘ |
| loser | Muhammad Ali NERFINISHED ⓘ |
| notableEvent | Ken Norton broke Muhammad Ali's jaw ⓘ |
| promoter | ABC Wide World of Sports (television) NERFINISHED ⓘ |
| rematchLocation | Inglewood, California NERFINISHED ⓘ |
| rematchPlanned | yes ⓘ |
| rematchYear | 1973 ⓘ |
| result | Ken Norton won by split decision ⓘ |
| roundsCompleted | 12 ⓘ |
| roundsScheduled | 12 ⓘ |
| series | Ali vs. Norton trilogy NERFINISHED ⓘ |
| significance | one of Muhammad Ali's most notable career upsets ⓘ |
| sport | boxing ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| ticketedEvent | true ⓘ |
| upset | true ⓘ |
| venueType | indoor arena ⓘ |
| weightClass | heavyweight ⓘ |
| winner | Ken Norton NERFINISHED ⓘ |
| year | 1973 ⓘ |
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: Ken Norton vs. Muhammad Ali I Description of subject: Ken Norton vs. Muhammad Ali I was a 1973 heavyweight boxing match in which underdog Ken Norton famously broke Muhammad Ali’s jaw and won by split decision, marking one of Ali’s most notable career upsets.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.