Sonisphere Festival 2009
E1542180
UNEXPLORED
Sonisphere Festival 2009 was a major European touring rock and metal festival edition that featured high-profile acts, including a notable appearance by Chester Bennington’s side project Dead by Sunrise.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sonisphere Festival | 1 |
| Sonisphere Festival 2009 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22534991 — 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: Sonisphere Festival 2009 Context triple: [Dead by Sunrise, notablePerformance, Sonisphere Festival 2009]
-
A.
Roadburn Festival
Roadburn Festival is an annual avant-garde heavy music festival in the Netherlands renowned for its focus on experimental, doom, stoner, and psychedelic genres.
-
B.
Sonar Festival
Sonar Festival is a renowned annual electronic music and digital arts festival held in Barcelona, celebrated for its cutting-edge lineups and innovative multimedia programming.
-
C.
Wacken Open Air
Wacken Open Air is one of the world’s largest and most renowned heavy metal music festivals, held annually in the village of Wacken in northern Germany.
-
D.
Mayhem Festival
Mayhem Festival was a touring heavy metal and hard rock music festival in North America known for featuring prominent metal bands and multiple stages.
-
E.
Helikon Festival
Helikon Festival is a long-standing Hungarian student arts and cultural festival held in Keszthely, showcasing youth talent in music, literature, theater, and other performing arts.
- 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: Sonisphere Festival 2009 Target entity description: Sonisphere Festival 2009 was a major European touring rock and metal festival edition that featured high-profile acts, including a notable appearance by Chester Bennington’s side project Dead by Sunrise.
-
A.
Roadburn Festival
Roadburn Festival is an annual avant-garde heavy music festival in the Netherlands renowned for its focus on experimental, doom, stoner, and psychedelic genres.
-
B.
Sonar Festival
Sonar Festival is a renowned annual electronic music and digital arts festival held in Barcelona, celebrated for its cutting-edge lineups and innovative multimedia programming.
-
C.
Wacken Open Air
Wacken Open Air is one of the world’s largest and most renowned heavy metal music festivals, held annually in the village of Wacken in northern Germany.
-
D.
Mayhem Festival
Mayhem Festival was a touring heavy metal and hard rock music festival in North America known for featuring prominent metal bands and multiple stages.
-
E.
Helikon Festival
Helikon Festival is a long-standing Hungarian student arts and cultural festival held in Keszthely, showcasing youth talent in music, literature, theater, and other performing arts.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sonisphere Festival 2009