With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Willie Nelson was born in the middle of the Great Depression.
text_B: Act of Violence is a 1949 American film noir directed by Fred Zinnemann and adapted for the screen by Robert L. Richards from a story by Collier Young , starring Van Heflin , Robert Ryan and Janet Leigh .. Fred Zinnemann. Fred Zinnemann. Robert L. Richards. Robert L. Richards. Collier Young. Collier Young. Van Heflin. Van Heflin. Robert Ryan. Robert Ryan. Janet Leigh. Janet Leigh. film noir. film noir. The film was one of the first to address not only problems of returning World War II veterans but also the ethics of war .. World War II. World War II
not_related.