With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ringo Starr made the official website for the Beatles.
text_B: Salix mucronata -LRB- commonly called the Cape silver willow or Safsaf willow -RRB- is a tall , graceful , evergreen willow tree .. Salix. Willow. evergreen. evergreen. willow tree. Salix. It grows along riverbanks in South Africa , and is used for a wide range of traditional medicines .. South Africa. South Africa. The Cape willow is dioecious -LRB- separate male and female trees -RRB- .. dioecious. dioecious
not_related.