With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Paul Newman has won several championships in Major League Baseball.
text_B: Myocardiodystrophy is a type of noninflammatory heart disease that affects the myocardium .. noninflammatory. inflammation. heart disease. heart disease. myocardium. myocardium. It is characterized by cardiac pain that occurs in the morning and that can not be stopped even with normal treatments of nitroglycerin , along with other occurrences of heart rhythm disturbances , dyspnea , and various types of heart failure .. nitroglycerin. nitroglycerin. heart rhythm disturbances. sinus rhythm. dyspnea. dyspnea. heart failure. heart failure
not_related.