With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ad-Rock's spouse is a feminist activist.
text_B: Yasmin Fahimi -LRB- born 25 December 1967 in Hannover -RRB- is a German politician and was from January 2014 to December 2015 the general secretary of the Social Democratic Party -LRB- SPD -RRB- .. Hannover. Hannover. German. Germany. Social Democratic Party. Social Democratic Party of Germany
not_related.