Half-sibling's great-granddaughter.
My half-great-great-niece is a good person.
Half-sibling's great-granddaughter.
half-great-great-niece.
First cousin's great-great-granddaughter.
My first great-great-great-cousin-niece is a good person.
First cousin's great-granddaughter.
My first great-great-cousin-niece is a good girl.
Half-first cousin’s granddaughter.
My half-first great-cousin-niece is a good person.
Half-sibling's great-great-granddaughter.
half-great-great-great-niece.