A & B means ‘A is the wife of B’
A # B means ‘A is the father of B’
A @ B means ‘A is the son B’
A % B means ‘A is the husband of B’
A + B means ‘A is the mother of B’
If A & B # C & D @ E % F + G, then how is A related to D?

A

Daughter-in-law

B

Mother-in-law

C

Mother

D

Sister