Select the relation and press Add Button.

What relation is your sister's brother's mother's son to you ?

What relation is your sister's father's wife's husband to you ?

What relation is your sister's brother's aunt's husband to you ?

What relation is your father's sister's husband's brother's son to you ?

What relation is your grandmother's grandson's father's brother to you ?

What relation is your father's daughter's aunt's son's grandfather to you ?