A - B means ‘A is the mother of B’
A * B means ‘A is the sister of B’
A % B means ‘A is the husband of B’
A $ B means ‘A is the son of B’
If Z * A $ B - C * D % E, then how is Z related to E?

A

Sister

B

Wife

C

Husband’s sister

D

Mother-in-law