With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Arnold Vinick is played by an American actor born in 1930.
text_B: Danny Ecker -LRB- born 21 July 1977 in Leverkusen -RRB- is former a German athlete competing in the pole vault .. Leverkusen. Leverkusen. German. Germany. pole vault. pole vault
not_related.