With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tessanne Chin is best known for winning a competition.
text_B: Cathartosilvanus is a genus of beetles in the family Silvanidae , containing the following species  :. Silvanidae. Silvanidae. Cathartosilvanus aitkenae Halstead. Cathartosilvanus aitkenae. Cathartosilvanus aitkenae. Cathartosilvanus imbellis LeConte. Cathartosilvanus imbellis. Cathartosilvanus imbellis. Cathartosilvanus opaculus LeConte. Cathartosilvanus opaculus. Cathartosilvanus opaculus. Cathartosilvanus tropicalis Van Dyke. Cathartosilvanus tropicalis. Cathartosilvanus tropicalis. Cathartosilvanus vulgaris Grouvelle. Cathartosilvanus vulgaris. Cathartosilvanus vulgaris
not_related.