Family members

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Across
  1. 3. The mother of your mother or father
  2. 5. The brother of your mother or your father
  3. 7. Father and...?
  4. 8. Mother and ...
Down
  1. 1. The father of your mother or father
  2. 2. Not your sister, but a Boy
  3. 4. The sister of your mother or your father
  4. 6. Not your brother, but a girl