With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Directors Guild of America is an entertainment guild representing directors.
text_B: The Directors Guild of America -LRB- DGA -RRB- is an entertainment guild which represents the interests of film and television directors in the United States motion picture industry and abroad .. guild. guild. film. film director. television. television director. motion picture. motion picture. Founded as the Screen Directors Guild in 1936 , the group merged with the Radio and Television Directors Guild in 1960 to become the modern Directors Guild of America .
related.