Mayhem Festival
E662041
Mayhem Festival was a touring heavy metal and hard rock music festival in North America known for featuring prominent metal bands and multiple stages.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mayhem Festival canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7394303 — 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: Mayhem Festival Context triple: [Shoreline Amphitheatre, notableEventHosted, Mayhem Festival]
-
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.
Sacrum Profanum Festival
The Sacrum Profanum Festival is an annual contemporary music festival in Kraków, Poland, known for blending classical, avant-garde, and popular music in innovative concert settings.
-
C.
Reeperbahn Festival
Reeperbahn Festival is a major annual music and arts festival in Hamburg, Germany, known for showcasing emerging international talent across numerous venues and industry events.
-
D.
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.
-
E.
Garorock music festival
Garorock music festival is a major annual French rock and electronic music festival known for its large open-air concerts and diverse international lineup.
- 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: Mayhem Festival Target entity description: Mayhem Festival was a touring heavy metal and hard rock music festival in North America known for featuring prominent metal bands and multiple stages.
-
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.
Sacrum Profanum Festival
The Sacrum Profanum Festival is an annual contemporary music festival in Kraków, Poland, known for blending classical, avant-garde, and popular music in innovative concert settings.
-
C.
Reeperbahn Festival
Reeperbahn Festival is a major annual music and arts festival in Hamburg, Germany, known for showcasing emerging international talent across numerous venues and industry events.
-
D.
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.
-
E.
Garorock music festival
Garorock music festival is a major annual French rock and electronic music festival known for its large open-air concerts and diverse international lineup.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf | music festival ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| featuredArtist |
All That Remains
NERFINISHED
ⓘ
Amon Amarth NERFINISHED ⓘ As I Lay Dying NERFINISHED ⓘ Atreyu NERFINISHED ⓘ Behemoth NERFINISHED ⓘ Bullet for My Valentine NERFINISHED ⓘ Cannibal Corpse NERFINISHED ⓘ Hatebreed NERFINISHED ⓘ In Flames NERFINISHED ⓘ Job for a Cowboy NERFINISHED ⓘ Killswitch Engage NERFINISHED ⓘ Machine Head NERFINISHED ⓘ Mastodon NERFINISHED ⓘ Suicide Silence NERFINISHED ⓘ The Black Dahlia Murder NERFINISHED ⓘ Trivium NERFINISHED ⓘ Unearth NERFINISHED ⓘ Whitechapel NERFINISHED ⓘ |
| format | touring festival ⓘ |
| founder |
John Reese
NERFINISHED
ⓘ
Kevin Lyman NERFINISHED ⓘ |
| genre |
hard rock
ⓘ
heavy metal ⓘ |
| hasStage |
Hot Topic Stage
NERFINISHED
ⓘ
Jägermeister Stage NERFINISHED ⓘ Main Stage ⓘ Silver Star Stage NERFINISHED ⓘ |
| headliner |
Asking Alexandria
NERFINISHED
ⓘ
Avenged Sevenfold NERFINISHED ⓘ Disturbed NERFINISHED ⓘ Five Finger Death Punch NERFINISHED ⓘ Korn NERFINISHED ⓘ Lamb of God NERFINISHED ⓘ Marilyn Manson NERFINISHED ⓘ Rob Zombie NERFINISHED ⓘ Slayer NERFINISHED ⓘ Slipknot NERFINISHED ⓘ |
| inception | 2008 ⓘ |
| lastEdition | 2015 ⓘ |
| location | North America ⓘ |
| notableFor |
featuring prominent metal bands
ⓘ
outdoor amphitheater venues ⓘ side stages for emerging bands ⓘ |
| numberOfStages | multiple stages ⓘ |
| officialWebsite | http://rockstarmayhemfest.com/ ⓘ |
| organizer | Live Nation NERFINISHED ⓘ |
| regionServed |
Canada
ⓘ
United States of America ⓘ
surface form:
United States
|
| status | defunct ⓘ |
| typicalDuration | June to August ⓘ |
| typicalStartTime | summer ⓘ |
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: Mayhem Festival Description of subject: Mayhem Festival was a touring heavy metal and hard rock music festival in North America known for featuring prominent metal bands and multiple stages.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.