With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Colombia is the least densely biodiverse country.
text_B: Goodyear Theatre -LRB- also known as Award Theatre and Golden Years of Television -RRB- is a 30-minute dramatic television anthology series telecast on NBC from 1957 to 1960 for a total of 55 episodes .. NBC. NBC. anthology series. anthology series. The live show was directed by many notable directors , including Don Taylor , Arthur Hiller -LRB- 3 episodes , 1958 -- 59 -RRB- and Robert Ellis Miller -LRB- 3 episodes , 1958 -- 59 -RRB- .. Arthur Hiller. Arthur Hiller. Robert Ellis Miller. Robert Ellis Miller. Don Taylor. Don Taylor ( actor ). It followed Goodyear Television Playhouse -LRB- 1951 -RRB- .. Goodyear Television Playhouse. Goodyear Television Playhouse
not_related.