With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Money transfer is a feature of WeChat.
text_B: Aero India is a biennial air show and aviation exhibition held in Bengaluru , India at the Yelahanka Air Force Station .. air show. air show. Yelahanka Air Force Station. Yelahanka Air Force Station. Bengaluru. Bengaluru. India. India. It is organised by the Defence Exhibition Organisation , Ministry of Defence .. Defence Exhibition Organisation. Defence Exhibition Organisation. Ministry of Defence. Ministry of Defence ( India ). It is the second largest air show in the world after the Paris Air Show .. air show. air show. Paris Air Show. Paris Air Show
not_related.