With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Eagles are an American rock group.
text_B: A pack or packet of cigarettes is a rectangular container , mostly of paperboard , which contains cigarettes .. container. Packaging. paperboard. paperboard. The pack is designed with a flavor-protective foil , paper or biodegradable plastic , and sealed through a transparent airtight plastic film .. biodegradable plastic. biodegradable plastic. By pulling the `` pull-tabs '' , the pack is opened .. Hard packs can be closed again after opening , whereas soft packs can not .. Cigarette packs often contain warning messages depending on which country they are sold in .. warning messages. tobacco packaging warning messages
not_related.