Premise: John Winston Ono Lennon , ( born John Winston Lennon ; 9 October 19408 December 1980 ) was an English guitarist , singer , and songwriter who co-founded the Beatles , the most commercially successful and musically influential band in the history of popular music . He was posthumously inducted into the Songwriters Hall of Fame in 1987 , and into the Rock and Roll Hall of Fame twice , in 1988 as a member of the Beatles and in 1994 as a solo artist .
Hypothesis: John Lennon was not a rock and roll artist.
Label: CONTRADICTION