Question

Study the following data carefully and answer the questions accordingly. There are eight members P, Q, R, S, T, U, V and W in a family of three-generation. U is not the female. S is the sister of P. W is the grandfather of U and V. S has only one son and one daughter. T has no sibling. Q is the brother-in-law of P, who is the father of R. W is the father of P, who is married to T.