With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Pirates of the Caribbean (film series)'s second film was called Dead Man's Chest.
text_B: Coffee production in Tanzania is a significant aspect of its economy as it is Tanzania 's largest export crop .. its economy. Economy of Tanzania. Tanzania. Tanzania. Tanzanian coffee production averages between 30-40 ,000 metric tons each year of which approximately 70 % is Arabica and 30 % is Robusta .. coffee production. coffee production. Arabica. Coffea arabica. Robusta. Robusta coffee. The main growing regions of Arabica are in North Kilimanjaro , Mbeya , Matengo Highlands , Mbinga , Usambara Mountains , Iringa , Morogoro , Kigoma and Ngara .. Arabica. Coffea arabica. Kilimanjaro. Mount Kilimanjaro. Mbeya. Mbeya Region. Matengo Highlands. Matengo Highlands. Mbinga. Mbinga. Usambara Mountains. Usambara Mountains. Iringa. Iringa Region. Morogoro. Morogoro Region. Kigoma. Kigoma Region. Ngara. Ngara. The main growing region of Robusta is the Bukoba area of the Kagera Region .. Robusta. Robusta coffee. Bukoba. Bukoba. Kagera Region. Kagera Region. Two new species were found recently in Tanzania 's Eastern Arc Mountains , Coffea bridsoniae and C. kihansiensis .. Tanzania. Tanzania. Eastern Arc Mountains. Eastern Arc Mountains. Harvest time is traditionally October to February .. Ninety percent of the nation 's coffee farms are smallholder , with the remainder being plantations ; there are approximately 270,000 workers in the coffee industry .. Before 1990 , the State coffee board and the cooperative unions were responsible for marketing coffee .. Reforms in 1990 and in 1994 / 95 effected export pricing .. Coffee wilt disease appeared in Tanzania in 1997 , spreading rapidly and causing serious losses .. Tanzania. Tanzania
not_related.