Eight students (P, Q, R, S, T, U, V, and W) are playing musical chairs. The figure indicates their order of position at the start of the game. They play the game by moving forward in a circle in the clockwise direction.

After the  round,  student behind  leaves the game. After  round,  student behind Q leaves the game. After  round,  student behind  leaves the game. After  round,  student behind  leaves the game. Who all are left in the game after the  round?

Note: The figure shown is representative.