With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: David Arquette was in a show.
text_B: Chondrolepis is a genus of skippers in the family Hesperiidae .. Hesperiidae. Hesperiidae. skippers. skipper ( butterfly ). The name Chondrolepis -LRB- meaning `` thick scales '' -RRB- derives from Greek words  : chondros -LRB- meaning `` thick '' -RRB- and lepis -LRB- meaning `` scale '' -RRB- .. Greek. Greek language. scale. Scale ( anatomy )
not_related.