21st Century Breakdown
E21812
21st Century Breakdown is a 2009 rock opera concept album by American punk rock band Green Day that explores themes of political disillusionment and personal struggle in the post-9/11 era.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T169327 — 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: 21st Century Breakdown Context triple: [Billie Joe Armstrong, notableWork, 21st Century Breakdown]
-
A.
American Idiot
American Idiot is a politically charged punk rock concept album by Green Day that follows the story of a disillusioned youth in post-9/11 America.
-
B.
The Relapse
The Relapse is a Restoration comedy play by English architect and dramatist John Vanbrugh, first performed in 1696 and known for its witty satire of marriage and morality.
-
C.
808s & Heartbreak
808s & Heartbreak is Kanye West’s influential 2008 album that pioneered an emotionally raw, Auto-Tune–driven sound blending hip hop and electronic pop.
-
D.
Electric Circus
Electric Circus is a critically acclaimed 2002 experimental hip hop album by American rapper Common, noted for its eclectic fusion of genres and ambitious, boundary-pushing production.
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E.
Twenty Years After
Twenty Years After is Alexandre Dumas’ historical adventure novel that continues the story of d’Artagnan and the three musketeers two decades later amid the turmoil of the Fronde and the English Civil War.
- 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: 21st Century Breakdown Target entity description: 21st Century Breakdown is a 2009 rock opera concept album by American punk rock band Green Day that explores themes of political disillusionment and personal struggle in the post-9/11 era.
-
A.
American Idiot
American Idiot is a politically charged punk rock concept album by Green Day that follows the story of a disillusioned youth in post-9/11 America.
-
B.
The Relapse
The Relapse is a Restoration comedy play by English architect and dramatist John Vanbrugh, first performed in 1696 and known for its witty satire of marriage and morality.
-
C.
808s & Heartbreak
808s & Heartbreak is Kanye West’s influential 2008 album that pioneered an emotionally raw, Auto-Tune–driven sound blending hip hop and electronic pop.
-
D.
Electric Circus
Electric Circus is a critically acclaimed 2002 experimental hip hop album by American rapper Common, noted for its eclectic fusion of genres and ambitious, boundary-pushing production.
-
E.
Twenty Years After
Twenty Years After is Alexandre Dumas’ historical adventure novel that continues the story of d’Artagnan and the three musketeers two decades later amid the turmoil of the Fronde and the English Civil War.
- F. None of above. chosen
Statements (53)
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: 21st Century Breakdown Description of subject: 21st Century Breakdown is a 2009 rock opera concept album by American punk rock band Green Day that explores themes of political disillusionment and personal struggle in the post-9/11 era.
Referenced by (73)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 21st Century Breakdown
subject linked to:
Billie
subject linked to:
Homecoming (song)
linked to: 21st Century Breakdown
linked to: 21st Century Breakdown