Eight people M, N, O, P, Q, R, S and T are sitting in a straight line and all are facing north. N sits second from one of the extreme ends of the line. Only three people sit between M and N. O sits second to the right of
M. As many people sit to the right of O as to the left of P. Exactly three people sit between Q and P. Q does not sit at any of the extreme ends of the line. T sits to the immediate right of S. Who sits third to the left of R?