With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For nonsmokers, the probability of high tar deposit is 78%. For smokers, the probability of high tar deposit is 32%. For nonsmokers and with no tar deposit, the probability of freckles is 69%. For nonsmokers and with high tar deposit, the probability of freckles is 33%. For smokers and with no tar deposit, the probability of freckles is 76%. For smokers and with high tar deposit, the probability of freckles is 24%. The overall probability of smoking is 97%.
text_B: Does smoking positively affect freckles through tar deposit?
yes.