With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Diego Luna was not born in 1979.
text_B: Bertram Luiz Leupolz -- Sorocaba Airport is the airport serving Sorocaba , Brazil .. Sorocaba. Sorocaba. Brazil. Brazil. It is operated by DAESP .. DAESP. DAESP
not_related.