Premise: Fifth Harmony is an American girl group formed on the second season of The X Factor US in July 2012 . `` Work from Home '' , the lead single from their second album 7/27 ( 2016 ) , became the group 's first top-ten single on the US Billboard Hot 100 and the first top-five by a girl group in a decade on that chart . A girl group is a music act featuring several female singers who generally harmonize together .
Hypothesis: Fifth Harmony is not a music group.
Label: CONTRADICTION