With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Roger Moore died in vain.
text_B: Valley of the Giants is a 1938 American adventure film directed by William Keighley and written by Seton I. Miller and Michael Fessier .. William Keighley. William Keighley. Seton I. Miller. Seton I. Miller. adventure film. adventure film. It is based on the novel The Valley of the Giants by Peter B. Kyne .. Peter B. Kyne. Peter B. Kyne. The film stars Wayne Morris , Claire Trevor , Frank McHugh , Alan Hale Sr. , Donald Crisp and Charles Bickford .. Wayne Morris. Wayne Morris ( American actor ). Claire Trevor. Claire Trevor. Frank McHugh. Frank McHugh. Donald Crisp. Donald Crisp. Charles Bickford. Charles Bickford. The film was released by Warner Bros. on September 17 , 1938 .
not_related.