half-great-great-great-grandnephew
Half-sibling's great-great-great-grandson.
My half-great-great-great-grandnephew is a good person.
half-great-grandnephew
Half-sibling's great-grandson.
My half-great-grandnephew is a good person.
half-great-great-grandnephew
Half-sibling's great-great-grandson.
My half-great-great-grandnephew is a good person.