With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: John Mayer is a performer.
text_B: Girl Talk is a board game first sold in 1988 .. board game. board game. The game was invented by Catherine Rondeau .. It was a popular / staple game for teenage girls throughout the 1990s .. It was similar to the parlour game Truth or Dare .. parlour game. parlour game. Truth or Dare. Truth or Dare. Girl Talk was one of a rash of `` teenage girl-themed games '' that appeared on the market in the 1980s and 1990s in which boys , talking on the phone , dancing , having parties and sleepovers , and other `` girl-ish '' concerns are central themes .
not_related.