YOU SAID:

Brothers will be the sons of father's who are the brothers of the sisters of husbands' of wives who are the daughters of nieces of women who are the daughters of fathers

INTO JAPANESE

兄弟は、父親の娘である女性のの娘である妻の夫の姉妹の兄弟である父親の息子です

BACK INTO ENGLISH

The brother is the father's son who is the brother of the wife's husband's sister who is the daughter of the woman who is the father's daughter

INTO JAPANESE

兄弟は、父親の娘である女性の娘である妻の夫の妹の兄弟である父親の息子です

BACK INTO ENGLISH

The brother is the son of a father who is the brother of the sister of the wife's husband who is the daughter of a woman who is the daughter of the father

INTO JAPANESE

兄弟は、父親の娘である女性の娘である妻の夫の姉妹の兄弟である父親の息子です

BACK INTO ENGLISH

The brother is the son of the father who is the brother of the sister of the wife husband who is the daughter of the woman who is the daughter of the father

INTO JAPANESE

兄弟は、父の娘である女性の娘である妻の夫の姉妹の兄弟である父の息子です

BACK INTO ENGLISH

The brother is the son of the father who is the brother of the sister of the wife husband who is the daughter of the woman who is the daughter of the father