Select the relation and press Add Button.

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

What relation is your father's son's aunt's brother in law to you ?

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

What relation is your son's uncle's father's daughter's father in law to you ?

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

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