With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Carolina Panthers only held a training camp one year.
text_B: A chaperone -LRB- also spelled chaperon -RRB- in its original social usage was a person who for propriety 's sake accompanied an unmarried girl in public  : usually she was an older married woman , and most commonly the girl 's own mother .. chaperone. chaperone ( clinical ). In modern social usage , a chaperon -LRB- frequent in British spelling -RRB- or chaperone -LRB- usual in American spelling -RRB- is a responsible adult who accompanies and supervises young people .. chaperone. chaperone ( clinical ). By extension , the word chaperone is used in clinical contexts .. chaperone. chaperone ( clinical )
not_related.