1- Child of their parent’s half-pibling with the other parent’s pibling.
2- Child of their parent’s half-nibling with the other parent’s nibling.
3- Child of their parent’s half-pibling with the other parent’s nibling.
4- Child of their parent’s pibling with the other parent’s half-nibling.
5- Parent's sesqui-first-cousin.
6- Sesqui-first-cousin's child.
My sesqui-first-cousin-once-removed is a good person.