With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Vampire Diaries is based on a book series by an American author.
text_B: Pediomelum californicum is a species of flowering plant in the legume family known by the common name California Indian breadroot .. Pediomelum. Pediomelum. legume family. Fabaceae. California. California. legume. legume. It is endemic to California , where it grows in the chaparral and woodlands of the coastal mountain ranges .. endemic. Endemism. California. California. chaparral. chaparral. It is a perennial herb with no stem or a short stem that is mostly underground , leaving the plant at ground level .. The compound leaves are each made up of five to seven oval leaflets which may be nearly 3 centimeters long .. The inflorescence is a raceme of several blue or purple pealike flowers each about a centimeter long .. inflorescence. inflorescence. raceme. raceme. The fruit is a hairy oval beak-tipped legume pod up to a centimeter long containing smooth kidney-shaped seeds .. legume. legume
not_related.