17.
Eight persons P, Q, R, S, T, U, V and W are sitting in a row facing towards north (not necessarily in the same order). P is the neighbour of W. Only two persons sit between R and Q. Only two persons sit between R and S. V sits third to the right of P. P is the neighbour of Q. T is the neighbour of S but not of V.
Who sits second to the left of V?