With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Leukemia was present in 2.3 million people in 2015.
text_B: The Granny Smith is a tip-bearing apple cultivar , which originated in Australia in 1868 .. apple. apple. cultivar. cultivar. Australia. Australia. It is named after Maria Ann Smith , who propagated the cultivar from a chance seedling .. Maria Ann Smith. Maria Ann Smith. cultivar. cultivar. propagated. Fruit tree propagation. chance seedling. chance seedling. The tree is thought to be a hybrid of Malus sylvestris , the European Wild Apple , with the domestic apple M. domestica as the polleniser .. apple. apple. hybrid. Hybrid ( biology ). European Wild Apple. Malus sylvestris. polleniser. polleniser. The fruit has hard , light green skin and a crisp , juicy flesh .. They go from being completely green to turning yellow when overripe .. The acidity mellows significantly on ripening , and it takes on a balanced flavour .. Though also consumed raw , it is one of the most popular cooking apples .
not_related.