(a) whether it is true that the Government is planning to start operations of more number of passenger train services through Public Private Participation (PPP) Mode;
(b) if so, the details of the routes identified and the progress made so far in this regard and the new facilities provided to passengers in these trains;
(c) whether it is also true that the existing train services and frequency will not be affected by the operation of passenger train services through PPP Mode; and
(d) the revenue estimated by Railways from PPP Mode operations of train services?