With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Passengers was released internationally in 2011.
text_B: The gaita de boto is a type of bagpipe native to the Aragon region of northern Spain .. bagpipe. bagpipe. Aragon. Aragon. Its use and construction were nearly extinct by the 1970s , when a revival of folk music began .. Today there are various gaita builders , various schools and associations for gaita players , and more than a dozen Aragonese folk music groups which include the instrument in their ensemble .. Aragonese folk music. Aragonese folk music. Most importantly , there are now several hundred gaiteros within Aragon .. Aragon. Aragon
not_related.