U $ V means 'U is the sister of V'

U @ V means 'U is the husband of V'

U * V means 'U is the son of V'

U ÷ V means 'U is the mother of V'

If O $ P * B @ F, how is O related to F?

Daughter

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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