With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mark Cuban is a benefactor.
text_B: Anastasios Charalambis -LRB- Αναστασιος Χαραλαμπης , 22 September 1862 -- 11 March 1949 -RRB- was a Greek Lieutenant General and interim Prime Minister of Greece for one day in 1922 .. Lieutenant General. Lieutenant General. Greek. Greeks. Prime Minister of Greece. List of Prime Ministers of Greece
not_related.