With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Caroline, Princess of Hanover is married to anyone but the heir of the former throne of the Kingdom of Hanover.
text_B: Jens P. Meyer -LRB- born 3 February 1971 in Bielefeld -RRB- is a German politician .. Bielefeld. Bielefeld. German. Germany. He has been a member of the Hamburg Parliament since 2015 .. Hamburg Parliament. Hamburg Parliament
not_related.