When a man claims at the time of his death, 'I have no brothers,' but the prevailing presumption is that he does have brothers, what is the ruling?
Halacha 3 states that if the prevailing presumption is that a man has brothers, his deathbed denial is not accepted.
Question 2
A man had licentious relations with a woman who became pregnant, and both acknowledge his paternity. What is the ruling for his wife regarding yibbum?
Halacha 4 rules that the matter remains one of doubt: the wife must perform chalitzah but is forbidden from yibbum.
Question 3
Two widows of two brothers return from overseas and each testifies that her own husband died. What is their status?
Halacha 7 states that each woman is forbidden due to her obligation to the other's husband.
Question 4
Why is a yevamah's testimony not accepted regarding the death of her yavam?
Halacha 11 explains that because the prohibition is merely a negative commandment, our Sages feared she might lie and transgress it.
Question 5
A woman departs overseas with her husband and son. She returns and says, 'My son died, and then my husband died.' What is the ruling?
Halacha 13 rules that because this order contradicts the prevailing presumption at departure, her word is not fully accepted, yet partial credence requires chalitzah.