With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Slovakia joined a union.
text_B: Gaziantepspor A2 is the under-20 squad of Gaziantepspor They play in the Turkish A2 league , along with fellow A2 teams from other clubs. Gaziantepspor. Gaziantepspor
not_related.