Great-grandparent's half-brother.
My half-great-great-uncle is a good person.
Great-grandparent's half-brother.
half-great-great-uncle.
Great-great-grandparent's half-brother.
My half-great-great-uncle is a good person.
Child of their great-grandparent’s half-sibling with the other great-grandparent’s full sibling.
My sesqui-great-cousin-pibling is a good person.
My second great-cousin-pibling is a good person.