With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Steven Spielberg is not a screenwriter.
text_B: Acalypha hontauyuensis is a species of plant in the Euphorbiaceae family .. plant. plant. Euphorbiaceae. Euphorbiaceae. It is a shrub endemic to Orchid Island , Taiwan .. endemic. Endemism. Orchid Island. Orchid Island. Taiwan. Taiwan. The Flora of China , however , lists it as a synonym of Acalypha suirenbiensis from the Taiwanese mainland .. Flora of China. Flora of China ( series ). synonym. Synonym ( taxonomy ). Acalypha suirenbiensis. Acalypha suirenbiensis
not_related.