With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Star Wars is an epic space opera franchise.
text_B: Thalia dealbata , the powdery alligator-flag , hardy canna , or powdery thalia , is an aquatic plant in the family Marantaceae , native to swamps , ponds and other wetlands in the southern and central United States .. Marantaceae. Marantaceae. Thalia. Thalia ( plant ). aquatic plant. aquatic plant. United States. United States. Its range includes much of Coastal Plains and the lower Mississippi Valley -LRB- States of South Carolina , Georgia , Alabama , Mississippi , Louisiana , Texas , Oklahoma , Arkansas , Missouri , Illinois and Kentucky -RRB- .. Mississippi Valley. Mississippi Valley. South Carolina. South Carolina. Georgia. Georgia ( U.S. state ). Alabama. Alabama. Mississippi. Mississippi. Louisiana. Louisiana. Texas. Texas. Oklahoma. Oklahoma. Arkansas. Arkansas. Missouri. Missouri. Illinois. Illinois. Kentucky. Kentucky. The plant has been grown as an aquatic ornamental because of the pretty violet flowers , and in cultivation has been proved hardy as far north as Philadelphia -LRB- Pennsylvania -RRB- and Vancouver -LRB- British Columbia -RRB- .. Philadelphia. Philadelphia, Pennsylvania. Pennsylvania. Pennsylvania. Vancouver. Vancouver, British Columbia. British Columbia. British Columbia. Thalia dealbata grows to 6 ft , with small violet flowers on an 8 in panicle held above the foliage .. Thalia. Thalia ( plant ). The blue-green leaves are ovate to lanceolate , dusted with white powder and with purple edges .. ovate to lanceolate. Leaf shape
not_related.