With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Directors Guild of America was disbanded in 1960.
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.