Brazilian jiu-jitsu
E25299
Brazilian jiu-jitsu is a grappling-based martial art and combat sport that emphasizes ground fighting, leverage, and submissions to control and defeat opponents.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Brazilian jiu-jitsu canonical | 25 |
| Gracie Jiu-Jitsu | 3 |
| BJJ | 1 |
| Gracie jiu-jitsu | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T199848 — 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: Brazilian jiu-jitsu Context triple: [Gunnar Nelson, sport, Brazilian jiu-jitsu]
-
A.
Nihon-koku Kenpō
Nihon-koku Kenpō is Japan’s post–World War II constitution, known for its pacifist Article 9 and strong guarantees of civil liberties and democratic governance.
-
B.
MIT Club Judo
MIT Club Judo is a student-run martial arts organization at the Massachusetts Institute of Technology that offers instruction and practice in judo for participants of all skill levels.
-
C.
MIT Club Karate
MIT Club Karate is a student-run martial arts organization at the Massachusetts Institute of Technology that offers karate training, practice, and competition opportunities to the campus community.
-
D.
JBU
JBU is the ICAO airline designator used in flight operations and air traffic control to identify JetBlue Airways.
-
E.
Jimintō
Jimintō is the dominant conservative political party in Japan, formally known as the Liberal Democratic Party.
- 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: Brazilian jiu-jitsu Target entity description: Brazilian jiu-jitsu is a grappling-based martial art and combat sport that emphasizes ground fighting, leverage, and submissions to control and defeat opponents.
-
A.
Nihon-koku Kenpō
Nihon-koku Kenpō is Japan’s post–World War II constitution, known for its pacifist Article 9 and strong guarantees of civil liberties and democratic governance.
-
B.
MIT Club Judo
MIT Club Judo is a student-run martial arts organization at the Massachusetts Institute of Technology that offers instruction and practice in judo for participants of all skill levels.
-
C.
MIT Club Karate
MIT Club Karate is a student-run martial arts organization at the Massachusetts Institute of Technology that offers karate training, practice, and competition opportunities to the campus community.
-
D.
JBU
JBU is the ICAO airline designator used in flight operations and air traffic control to identify JetBlue Airways.
-
E.
Jimintō
Jimintō is the dominant conservative political party in Japan, formally known as the Liberal Democratic Party.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
combat sport
ⓘ
grappling art ⓘ martial art ⓘ |
| adultBeltColors |
black belt
ⓘ
blue belt ⓘ brown belt ⓘ purple belt ⓘ white belt ⓘ |
| alsoKnownAs |
Brazilian jiu-jitsu
ⓘ
surface form:
BJJ
|
| competitionFormat |
points-based tournaments
ⓘ
submission-only tournaments ⓘ |
| countryOfOrigin | Brazil ⓘ |
| derivedFrom |
Kodokan judo
ⓘ
surface form:
Japanese jiu-jitsu
Kodokan judo ⓘ |
| emphasizes |
leverage
ⓘ
technique over strength ⓘ |
| focusesOn |
grappling
ⓘ
ground fighting ⓘ submissions ⓘ |
| governingBody | International Brazilian Jiu-Jitsu Federation ⓘ |
| hasHigherRankBelts |
coral belt
ⓘ
red belt ⓘ |
| hasUniform |
gi
ⓘ
kimono ⓘ |
| hasVariant | no-gi Brazilian jiu-jitsu ⓘ |
| influenced | mixed martial arts strategy ⓘ |
| isEffectiveFor |
mixed martial arts
ⓘ
self-defense ⓘ |
| notableFamily |
Carlos Gracie
ⓘ
Helio Gracie ⓘ |
| notablePractitioner | Royce Gracie ⓘ |
| philosophy | a smaller person can defeat a larger opponent using technique and leverage ⓘ |
| popularizedBy | Gracie family ⓘ |
| primaryObjective |
control the opponent
ⓘ
submit the opponent ⓘ |
| submissionTypes |
armbar
ⓘ
guillotine choke ⓘ kimura ⓘ omoplata ⓘ rear naked choke ⓘ triangle choke ⓘ |
| trainingMethods |
drilling techniques
ⓘ
live rolling ⓘ sparring ⓘ |
| typicalPositions |
back control
ⓘ
guard ⓘ knee-on-belly ⓘ mount ⓘ north-south position ⓘ side control ⓘ |
| typicalTechniques |
chokes
ⓘ
joint locks ⓘ strangles ⓘ |
| uses | belt ranking system ⓘ |
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: Brazilian jiu-jitsu Description of subject: Brazilian jiu-jitsu is a grappling-based martial art and combat sport that emphasizes ground fighting, leverage, and submissions to control and defeat opponents.
Referenced by (30)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
BJJ
this entity surface form:
Gracie Jiu-Jitsu
subject surface form:
Hélio Gracie
subject surface form:
Hélio Gracie
this entity surface form:
Gracie Jiu-Jitsu
this entity surface form:
Gracie jiu-jitsu
this entity surface form:
Gracie Jiu-Jitsu