Premise: Francis Albert Sinatra ( [ sᵻˈnɑːtrə ] [ siˈnaːtra ] ; December 12 , 1915 -- May 14 , 1998 ) was an American singer , actor , and producer who was one of the most popular and influential musical artists of the 20th century . After his death , American music critic Robert Christgau called him `` the greatest singer of the 20th century '' , and he continues to be seen as an iconic figure .
Hypothesis: Frank Sinatra was not a musician.
Label: CONTRADICTION