With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dirt (TV Series) was aired by ABC studios.
text_B: Lilian Mihaylov -LRB- Лилиан Михаилов born 7 September 1994 -RRB- is a Bulgarian male badminton player .. badminton. badminton. In 2015 , he competed at the European Games in Baku , Azerbaijan .. European Games. 2015 European Games. Baku. Baku
not_related.