UEFA European Under-21 Championship
E35057
The UEFA European Under-21 Championship is a major international football tournament for European national teams composed of players under the age of 21.
All labels observed (23)
How this entity was disambiguated
This entity first appeared as the object of triple T267228 — 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: UEFA European Under-21 Championship Context triple: [UEFA, organizesCompetition, UEFA European Under-21 Championship]
-
A.
UEFA European Championship
The UEFA European Championship is the premier quadrennial international football tournament for men's national teams in Europe, organized by UEFA.
-
B.
UEFA Youth League
The UEFA Youth League is a European club football competition for under-19 teams, mirroring the UEFA Champions League format to develop young talent across Europe.
-
C.
UEFA Nations League
The UEFA Nations League is a European international football competition organized by UEFA that features national teams competing in a league format to replace most friendly matches and provide more meaningful fixtures.
-
D.
UEFA Europa League
The UEFA Europa League is an annual European club football competition organized by UEFA for qualifying teams from domestic leagues and cups, ranking below the UEFA Champions League in prestige.
-
E.
UEFA Super Cup
The UEFA Super Cup is an annual European football match contested between the winners of the UEFA Champions League and the UEFA Europa League.
- 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: UEFA European Under-21 Championship Target entity description: The UEFA European Under-21 Championship is a major international football tournament for European national teams composed of players under the age of 21.
-
A.
UEFA European Championship
The UEFA European Championship is the premier quadrennial international football tournament for men's national teams in Europe, organized by UEFA.
-
B.
UEFA Youth League
The UEFA Youth League is a European club football competition for under-19 teams, mirroring the UEFA Champions League format to develop young talent across Europe.
-
C.
UEFA Nations League
The UEFA Nations League is a European international football competition organized by UEFA that features national teams competing in a league format to replace most friendly matches and provide more meaningful fixtures.
-
D.
UEFA Europa League
The UEFA Europa League is an annual European club football competition organized by UEFA for qualifying teams from domestic leagues and cups, ranking below the UEFA Champions League in prestige.
-
E.
UEFA Super Cup
The UEFA Super Cup is an annual European football match contested between the winners of the UEFA Champions League and the UEFA Europa League.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
international football competition
ⓘ
youth football tournament ⓘ |
| ageLimit | under 21 ⓘ |
| alsoKnownAs |
UEFA European Under-21 Championship
ⓘ
surface form:
Euro U-21
UEFA European Under-21 Championship ⓘ
surface form:
UEFA U-21 Championship
|
| category | youth international football competition ⓘ |
| competitionFormat | group stage and knockout stage ⓘ |
| competitionLevel | under-age international ⓘ |
| competitionType | national teams competition ⓘ |
| confederation | UEFA ⓘ |
| confederationMembershipRequired |
FIFA Member Associations
ⓘ
surface form:
UEFA member association
|
| continent | Europe ⓘ |
| discipline | men’s youth football ⓘ |
| drawOrganizedBy | UEFA ⓘ |
| eligibilityRule | players must be under 21 at the start of the qualifying campaign ⓘ |
| firstSeason | 1978 UEFA European Under-21 Championship ⓘ |
| founded | 1978 ⓘ |
| frequency | biennial ⓘ |
| gender | men ⓘ |
| governingBody |
UEFA
ⓘ
surface form:
Union of European Football Associations
|
| governingBodyHeadquarters |
Nyon
ⓘ
surface form:
Nyon, Switzerland
|
| hasQualificationRole |
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
surface form:
European Olympic qualifying tournament for men’s football
|
| hasStage |
final tournament
ⓘ
qualifying stage ⓘ |
| level | under-21 ⓘ |
| matchDuration | 90 minutes ⓘ |
| mostSuccessfulTeam |
Italy national under-21 football team
ⓘ
Spain national under-21 football team ⓘ |
| officialLanguageOfOrganization |
English
ⓘ
French ⓘ German ⓘ |
| organisedUnder | UEFA youth competitions ⓘ |
| organizer | UEFA ⓘ |
| organizerType | continental football confederation ⓘ |
| participantType | national under-21 football team ⓘ |
| professionalStatus | primarily professional players ⓘ |
| qualificationProcess |
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
surface form:
UEFA European Under-21 Championship qualifying competition
|
| qualifiesFor |
Men's Olympic Football Tournament
ⓘ
surface form:
Summer Olympic Games men’s football tournament
|
| region | Europe ⓘ |
| relatedCompetition |
FIFA U-20 World Cup
ⓘ
UEFA European Championship ⓘ UEFA European Under-19 Championship ⓘ |
| replaced |
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
surface form:
UEFA European Under-23 Championship
|
| scope | continental ⓘ |
| sport | association football ⓘ |
| sportType | team sport ⓘ |
| teamSelection | national under-21 squads selected by member associations ⓘ |
| teamType | national team ⓘ |
| trophy | UEFA European Under-21 Championship trophy ⓘ |
| usesRulesOf | Laws of the Game of association football ⓘ |
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: UEFA European Under-21 Championship Description of subject: The UEFA European Under-21 Championship is a major international football tournament for European national teams composed of players under the age of 21.
Referenced by (50)
Full triples — surface form annotated when it differs from this entity's canonical label.
UEFA European Under-21 Championship
→
replaced
→
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
this entity surface form:
UEFA European Under-23 Championship
UEFA European Under-21 Championship
→
qualificationProcess
→
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
this entity surface form:
UEFA European Under-21 Championship qualifying competition
this entity surface form:
UEFA U-21 Championship
this entity surface form:
Euro U-21
UEFA European Under-21 Championship
→
hasQualificationRole
→
UEFA European Under-21 Championship
self-linksurface differs
ⓘ
this entity surface form:
European Olympic qualifying tournament for men’s football
this entity surface form:
UEFA European Under-21 Championship qualification
Germany under-21 national football team
→
primaryCompetition
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
UEFA European Under-21 Championship qualification
this entity surface form:
UEFA European Under-21 Championship qualification
this entity surface form:
UEFA European Under-21 Championship winners
this entity surface form:
UEFA under-21 competitions
this entity surface form:
UEFA European Under-21 Championship 1986
this entity surface form:
UEFA European Under-21 Championship 1998
this entity surface form:
UEFA European Under-21 Championship 2011
this entity surface form:
UEFA European Under-21 Championship 2013
this entity surface form:
UEFA European Under-21 Championship 2019
this entity surface form:
UEFA European Under-21 Championship 2023
this entity surface form:
UEFA European Under-21 Championship qualification
1978 UEFA European Under-21 Championship
→
isInauguralEditionOf
→
UEFA European Under-21 Championship
ⓘ
1978 UEFA European Under-21 Championship
→
replacedCompetition
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
UEFA European Under-23 Championship
this entity surface form:
UEFA European Under-21 Championship seasons
this entity surface form:
UEFA European Under-21 Championship era
this entity surface form:
UEFA European Under-21 Championship final
UEFA European Under-21 Championship trophy
→
firstPresentedFor
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
UEFA European Under-21 Championship winners
this entity surface form:
UEFA European Under-21 Championship qualification
this entity surface form:
UEFA European Under-21 Championship final tournament
this entity surface form:
UEFA European Under-21 Championship qualification
Netherlands national under-21 football team
→
primaryCompetition
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
2006 UEFA European Under-21 Championship
this entity surface form:
2007 UEFA European Under-21 Championship
Georgia national under-21 football team
→
primaryCompetition
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
UEFA European Under-21 Championship qualification
this entity surface form:
UEFA European Under-21 Championship qualification
France national under-21 football team
→
firstParticipationInCompetition
→
UEFA European Under-21 Championship
ⓘ
this entity surface form:
UEFA European Under-21 Championship 2017
this entity surface form:
2000 UEFA European Under-21 Championship
this entity surface form:
UEFA European Under-21 Championship qualification