Your mother's husband's sister's niece's grandfather is your which relation ?

Your

Mother's

Husband's

Sister's

Niece's

Grandfather

is your GRANDUNCLE !!

What relation is your brother's sister's cousin's brother in law to you ?

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

What relation is your grandmother's grandson's sister's father in law to you ?

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

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

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