P, Q, R, S, T, U, V and W are sitting around a square table facing the centre of the table. Four of them are sitting at the corners while four are sitting at the exact centre of the sides. Only three people sit between P and U. P sits to the immediate right of S. V sits second to the right of S. Only three people sit between W and S when counted from the right of S. S sits at one of the corners. T sits to the immediate left of W. R is not an immediate neighbor of S. Who among the following sits at the corner?9948