Select the relation and press Add Button.

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

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

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

What relation is your sister's mother's son's aunt's daughter's brother in law to you ?

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

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