'A % B' means 'A is the sister of B'.
'A @ B' means 'A is the father of B'.
'A ? B' means 'A is the brother of B'.
If E % G ? J @ F % K @ I % H, then how is G related to H?
1
Maternal grand father's sister
2
Paternal grand father's sister
3
Maternal grand father's brother
4
Paternal grand father's brother