Six persons M, N, P, Q, R and S going to the Taj Mahal for their vacation on different days starting from Monday and ending on Saturday but not necessarily in the same order. M goes to the Taj Mahal immediately before S. Q goes to the Taj Mahal on Thursday. The number of people who go to the Taj Mahal before S is the same as the number of people who go to the Taj Mahal after Q. N goes to the Taj Mahal immediately before R. Only two persons go to the Taj Mahal between P and Q. On which of the following day P goes to the Taj Mahal ?