A is brother of B. B is the brother of C. C is the husband of D. E is the father of A. D is related to…

Under the conventional full-sibling family assumption A, B, C are brothers and E is their father. D is C's wife, so D is E's daughter-in-law. Daughter, sister-in-law and sister describe different generations or relationships. The result uses the standard family-puzzle convention rather than a model allowing unrelated half-sibling parents.