Pam, Ken, Ravi, Sam, Tom, Udi,Vinay and Walter are sitting round the circle and are facing the centre : Pam is second to the right of Tom who is the neighbour of Ravi and Vinay. Sam is not the neighbour of Pam. Vinay is the neighbour of Udi. Q is not between S and W. W is not between U and S.
Q. Which two of the following are not neighbours?