With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Katy Perry is exclusively a singer.
text_B: This is a list of Ukrainian European Film Award winners and nominees .. European Film Award. European Film Award. This list details the performances of Ukrainian actors , actresses , and films that have either been submitted or nominated for , or have won , a European Film Award .. European Film Award. European Film Award
not_related.