With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For people who do not have a sister and with low blood pressure, the probability of healthy heart is 59%. For people who do not have a sister and with high blood pressure, the probability of healthy heart is 19%. For people who have a sister and with low blood pressure, the probability of healthy heart is 49%. For people who have a sister and with high blood pressure, the probability of healthy heart is 9%. For people who do not have a sister, the probability of high blood pressure is 95%. For people who have a sister, the probability of high blood pressure is 21%.
text_B: Does having a sister positively affect heart condition through blood pressure?
yes.