First cousin's great-great-grandson.
My first great-great-great-cousin-nephew is a good person.
Sesqui-first cousin’s grandson.
My sesqui-first great-cousin-nephew is a good person.
Son of their maternal first cousin’s child with the paternal first cousin’s child or double-first cousin’s grandson.
My double-first great-cousin-nephew is a good person.
Sibling's great-great-great-grandson.
My great-great-great-great-nephew is a good person.
First cousin's great-grandson.
My first great-great-cousin-nephew is a good boy.
Son of a paternal half-sister with maternal half-brother or son of a maternal half-sister with paternal half-brother.
My double-half-nephew is a good person.
1- Son of maternal half-sister and of paternal half-brother at the same time.
2- Son of paternal half-sister and of maternal half-brother at the same time.
My double-half-nephew is a good person.