'X $ Y' means 'X is the son of Y'

'X @ Y' means 'X is the husband of Y'

'X * Y' means 'X is the sister of Y'

'X # Y' means 'X is the mother of Y'

If 'P $ Q # V @ B', how is P related to B?

Husband's brother

ATQ,

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Please note:

  l   ⇒ Vertical line shown "generation gap".

 =  ⇒ Double lines shown "relation of spouse" 

—  ⇒ Horizontal line shown "relation in same generation other than spouse".

     ⇒ Rectangular box shown " Male".

     ⇒ Circular box shown " Female".

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