‘B & D’ means ‘B is the brother of D’.
'B × D’ means ‘B is the mother of D’.
‘B # D’ means ‘B is the wife of D’.
‘B $ D’ means ‘B is the son of D’.
‘B @ D’ means ‘B is the mother of D’.
How is B related to G in the following expression?
A B # F $ C @ E # G
Answer & explanation
Correct answer: option 1

Please note;
⇒ Circle shown as "Female".
= ⇒ Double lines shown "Married Couple" .
⇒ Vertical line shown "Difference of a generation".
⇒ Square box shown as " Male".
- ⇒ Single line shown " Siblings".
Thus, from the above chart we an see that B is wife's brother's wife of G.