With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lucas starred a Welsh actress.
text_B: Streptomyces aomiensis is a Gram-positive , aerobic bacterium species from the genus of Streptomyces which was isolated from soil from Aomi in Tokyo in Japan. Streptomyces. Streptomyces. Gram-positive. Gram-positive. aerobic. Aerobic organism. Aomi. Aomi. Tokyo. Tokyo. Japan. Japan
not_related.