With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Water occurs in nature as fog and dew.
text_B: `` Frenemies '' is the ninth episode and spring premiere of the fifth season of the American musical television series Glee , and the ninety-seventh episode overall .. Glee. Glee ( TV series ). fifth season. Glee ( season 5 ). Written by Ned Martel and directed by Bradley Buecker , it aired on Fox in the United States on February 25 , 2014 .. Fox. Fox Broadcasting Company. Effective with this episode , the show moves back to Tuesday nights at 8 :00 pm Eastern time from Thursday nights at 9 :00 pm Eastern time .
not_related.