P is the husband of Q.  R is the grandchild of P.  P has only one child (son) who is married to T’s child. T has only two childrens, one son and one daughter. X is grandchild of T.  S is brother-in-law of son of T.  U and V are childrens of T.  W is married to the son of T.  X is son of U’s brother. How is V related to S ?

Brother - in - law

Note:

↑ or ↓ ⇒ Upward or downward line shown "generation gap" .

   =    ⇒ Double lines shown "relation b/w Husband & Wife"

   —   ⇒ single line shown "relation between them other than Husband & Wife".

   +   ⇒ Plus sign shown " Male".

   -   ⇒minus sign shown " Female".

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