With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Danny Glover has a prominent supporting role in a play directed by Peter Weir.
text_B: The Yellow Back is a 1926 silent film western directed by Del Andrews and produced and distributed by Universal Pictures .. Del Andrews. Del Andrews. Universal Pictures. Universal Pictures. It was marketed as a Blue Streak Western .. It is preserved in the Library of Congress collection .
not_related.