With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Julia Louis-Dreyfus has been in movies.
text_B: The women 's 4 × 100 metres relay event at the 2014 African Championships in Athletics was held on August 12 on Stade de Marrakech .. 4 × 100 metres relay. 4 × 100 metres relay. 2014 African Championships in Athletics. 2014 African Championships in Athletics. Stade de Marrakech. Stade de Marrakech
not_related.