Please answer the following question: Information:  - Ronald Belford "Bon" Scott (9 July 1946  19 February 1980) was a Scottish-born Australian rock musician, best known for being the lead singer and lyricist of Australian hard rock band AC/DC from 1974 until his death in 1980.   - The iron maiden was a torture and execution device, consisting of an iron cabinet with a hinged front and spike-covered interior, sufficiently tall to enclose a human being. The first stories citing the iron maiden were composed in the 19th century.  - Trust is a French heavy metal band founded in 1977 and popular in Europe in the first half of the 80s . The band was best known for guitarist Norbert `` Nono '' Krief 's prowess , for Bernard `` Bernie '' Bonvoisin 's voice reminiscent of AC / DC 's Bon Scott and for his lyrics about social and political themes . Iron Maiden 's drummers Nicko McBrain and Clive Burr were part of Trust line - up in the 80s . The band disbanded in 1984 and reformed in the 2000s for live shows and new recordings .  - Angus McKinnon Young (born 31 March 1955) is an Australian guitarist, best known as the co-founder, lead guitarist, songwriter and sole constant member of the Australian hard rock band AC/DC. He is known for his energetic performances, schoolboy-uniform stage outfits and his own version of Chuck Berry's duckwalk. Young was ranked 24th in "Rolling Stone" magazine's 100 greatest guitarists of all-time list.  - Rock and roll (often written as rock & roll or rock 'n' roll) is a genre of popular music that originated and evolved in the United States during the late 1940s and early 1950s, from African-American musical styles such as gospel, jazz, boogie woogie, and rhythm and blues, with country. While elements of rock and roll can be heard in blues records from the 1920s and in country records of the 1930s, the genre did not acquire its name until the 1950s.  - Blues rock is a fusion genre combining elements of blues and rock. It is mostly an electric ensemble-style music with instrumentation similar to electric blues and rock. From its beginnings in the early- to mid-1960s, blues rock has gone through several stylistic shifts and along the way inspired hard rock, Southern rock, and heavy metal. Blues rock continues to be an influence, with performances and recordings by several popular artists.  - Hard rock is a loosely defined subgenre of rock music that began in the mid-1960s, with the garage, psychedelic and blues rock movements. It is typified by a heavy use of aggressive vocals, distorted electric guitars, bass guitar, drums, and often accompanied with pianos and keyboards.  - Clive Burr (8 March 1957  12 March 2013) was an English drummer, best known as a member of Iron Maiden from 1979 to 1982.  - Torture (from the Latin "tortus", "twisted") is the act of deliberately inflicting physical or psychological pain on an organism in order to fulfill some desire of the torturer or compel some action from the victim. Torture, by definition, is a knowing and intentional act; deeds which unknowingly or negligently inflict pain without a specific intent to do so are not typically considered torture.  - Michael Henry "Nicko" McBrain (born 5 June 1952 in Hackney, London) is an English musician, best known as the drummer of the British heavy metal band Iron Maiden, which he joined in 1982.  - AC/DC are an Australian rock band, formed in 1973 by brothers Malcolm and Angus Young. A hard rock/blues rock band, they have also been considered a heavy metal band, although they have always dubbed their music simply "rock and roll".    Given the paragraphs above, decide what entity has the relation 'instance of' with 'rock band'.
A:
trust