With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Antarctica's coast experiences an annual precipitation of eight inches.
text_B: Eugen Rex -LRB- 1884 -- 1943 -RRB- was a German actor .. German. Germany. actor. actor. Rex was a member of the Nazi Party .. Nazi Party. Nazi Party
not_related.