With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Notes on a Scandal has a main character.
text_B: Dokkaebi are legendary creatures from Korean mythology and folklore .. Korean mythology. Korean mythology. folklore. Korean folklore. Dokkaebi , also known as Korean goblins , possess extraordinary powers and abilities that are used to interact with humans , at times playing tricks on them and at times helping them .
not_related.