With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chandni stars a Peruvian director.
text_B: Pseudodrassus is a genus of spiders in the Gnaphosidae family .. Gnaphosidae. Gnaphosidae. It was first described in 1935 by Caporiacco .. , it contains 4 species .
not_related.