With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: San Junipero is the fourth episode of the third season of the show Black Mirror.
text_B: The African linsang -LRB- Poiana richardsonii -RRB- , also called Central African oyan , is a linsang species native to Central Africa .. Poiana. Poiana ( genus ). linsang. linsang. species. species. Central Africa. Central Africa
not_related.